diff --git a/Sources/Persist/UserDefaults/Persisted+UserDefaults.swift b/Sources/Persist/UserDefaults/Persisted+UserDefaults.swift
index 27adb5e..02f4bab 100644
--- a/Sources/Persist/UserDefaults/Persisted+UserDefaults.swift
+++ b/Sources/Persist/UserDefaults/Persisted+UserDefaults.swift
@@ -11,18 +11,21 @@ extension Persisted where Value: StorableInUserDefaults {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init(
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -35,17 +38,20 @@ extension Persisted where Value: StorableInUserDefaults {
      - parameter wrappedValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init(
         wrappedValue: Value,
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -57,12 +63,14 @@ extension Persisted where Value: StorableInUserDefaults {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init(
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
@@ -70,6 +78,7 @@ extension Persisted where Value: StorableInUserDefaults {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<Value>(),
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -82,18 +91,21 @@ extension Persisted where Value: StorableInUserDefaults {
      - parameter wrappedValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init(
         wrappedValue: Value,
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
         self.init(
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<Value>(),
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -111,18 +123,21 @@ extension Persisted {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<WrappedValue>(
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -135,17 +150,20 @@ extension Persisted {
      - parameter wrappedValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<WrappedValue>(
         wrappedValue: Value,
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -157,12 +175,14 @@ extension Persisted {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<WrappedValue>(
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
@@ -170,6 +190,7 @@ extension Persisted {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<WrappedValue>(),
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -182,18 +203,21 @@ extension Persisted {
      - parameter wrappedValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<WrappedValue>(
         wrappedValue: Value,
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
         self.init(
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<WrappedValue>(),
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -211,6 +235,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -218,6 +243,7 @@ extension Persisted {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
@@ -225,6 +251,7 @@ extension Persisted {
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -240,6 +267,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter wrappedValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -248,12 +276,14 @@ extension Persisted {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
         self.init(
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -269,6 +299,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -276,6 +307,7 @@ extension Persisted {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
@@ -284,6 +316,7 @@ extension Persisted {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -300,6 +333,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<Transformer: Persist.Transformer>(
@@ -307,6 +341,7 @@ extension Persisted {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
         let aggregateTransformer = transformer.append(transformer: StorableInUserDefaultsTransformer<Transformer.Output>())
@@ -314,6 +349,7 @@ extension Persisted {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -331,6 +367,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -338,6 +375,7 @@ extension Persisted {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
@@ -345,6 +383,7 @@ extension Persisted {
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -361,6 +400,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<Transformer: Persist.Transformer, WrappedValue>(
@@ -368,12 +408,14 @@ extension Persisted {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
         self.init(
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -389,6 +431,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -396,6 +439,7 @@ extension Persisted {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
@@ -404,6 +448,7 @@ extension Persisted {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -420,6 +465,7 @@ extension Persisted {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.     
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public init<Transformer: Persist.Transformer, WrappedValue>(
@@ -427,6 +473,7 @@ extension Persisted {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
         let aggregateTransformer = transformer.append(transformer: StorableInUserDefaultsTransformer<Transformer.Output>())
@@ -434,6 +481,7 @@ extension Persisted {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: wrappedValue,
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
diff --git a/Sources/Persist/UserDefaults/Persister+UserDefaults.swift b/Sources/Persist/UserDefaults/Persister+UserDefaults.swift
index 4466e62..b031bf9 100644
--- a/Sources/Persist/UserDefaults/Persister+UserDefaults.swift
+++ b/Sources/Persist/UserDefaults/Persister+UserDefaults.swift
@@ -11,18 +11,21 @@ extension Persister where Value: StorableInUserDefaults {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public convenience init(
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -34,12 +37,14 @@ extension Persister where Value: StorableInUserDefaults {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public convenience init(
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) {
@@ -47,6 +52,7 @@ extension Persister where Value: StorableInUserDefaults {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<Value>(),
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -64,18 +70,21 @@ extension Persister {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public convenience init<WrappedValue>(
         key: String,
         storedBy userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
         self.init(
             key: key,
             userDefaults: userDefaults,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -87,12 +96,14 @@ extension Persister {
 
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
     public convenience init<WrappedValue>(
         key: String,
         userDefaults: UserDefaults,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where WrappedValue: StorableInUserDefaults, Value == WrappedValue? {
@@ -100,6 +111,7 @@ extension Persister {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: StorableInUserDefaultsTransformer<WrappedValue>(),
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -117,6 +129,7 @@ extension Persister {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -124,6 +137,7 @@ extension Persister {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
@@ -131,6 +145,7 @@ extension Persister {
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -146,6 +161,7 @@ extension Persister {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -153,6 +169,7 @@ extension Persister {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == Value, Transformer.Output: StorableInUserDefaults {
@@ -161,6 +178,7 @@ extension Persister {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -178,6 +196,7 @@ extension Persister {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -185,6 +204,7 @@ extension Persister {
         key: String,
         storedBy userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
@@ -192,6 +212,7 @@ extension Persister {
             key: key,
             userDefaults: userDefaults,
             transformer: transformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )
@@ -207,6 +228,7 @@ extension Persister {
      - parameter key: The key to store the value against
      - parameter userDefaults: The user defaults to use to persist and retrieve the value.
      - parameter transformer: A transformer to transform the value before being persisted and after being retrieved from the storage
+     - parameter cacheValue: When `true` the latest value will be cached in memory to improve performance when retrieving values, at the cost of increased memory usage.     
      - parameter defaultValue: The value to use when a value has not yet been stored, or an error occurs. Defaults to `nil`.
      - parameter defaultValuePersistBehaviour: An option set that describes when to persist the default value. Defaults to `[]`.
      */
@@ -214,6 +236,7 @@ extension Persister {
         key: String,
         userDefaults: UserDefaults,
         transformer: Transformer,
+        cacheValue: Bool = false,
         defaultValue: @autoclosure @escaping () -> Value = nil,
         defaultValuePersistBehaviour: DefaultValuePersistOption = []
     ) where Transformer.Input == WrappedValue, Transformer.Output: StorableInUserDefaults, Value == WrappedValue? {
@@ -222,6 +245,7 @@ extension Persister {
             key: key,
             storedBy: UserDefaultsStorage(userDefaults: userDefaults),
             transformer: aggregateTransformer,
+            cacheValue: cacheValue,
             defaultValue: defaultValue(),
             defaultValuePersistBehaviour: defaultValuePersistBehaviour
         )