diff --git a/plugin/plugin.xml b/plugin/plugin.xml
index 7a2af3e..6822ac0 100644
--- a/plugin/plugin.xml
+++ b/plugin/plugin.xml
@@ -53,7 +53,7 @@
                 <param name="android-package" value="com.qonversion.android.sdk.QonversionPlugin"/>
             </feature>
         </config-file>
-        <framework src="io.qonversion.sandwich:sandwich:4.1.1" />
+        <framework src="io.qonversion.sandwich:sandwich:4.2.0" />
         <source-file src="src/android/QonversionPlugin.java" target-dir="src/com/qonversion/android/sdk" />
         <source-file src="src/android/EntitiesConverter.java" target-dir="src/com/qonversion/android/sdk" />
         <source-file src="src/android/Utils.java" target-dir="src/com/qonversion/android/sdk" />
@@ -71,7 +71,7 @@
                 <source url="https://github.com/CocoaPods/Specs.git"/>
             </config>
             <pods use-frameworks="true">
-                <pod name="QonversionSandwich" spec="4.1.1" />
+                <pod name="QonversionSandwich" spec="4.2.0" />
             </pods>
         </podspec>
     </platform>
diff --git a/plugin/src/android/QonversionPlugin.java b/plugin/src/android/QonversionPlugin.java
index a44af90..de0acfa 100644
--- a/plugin/src/android/QonversionPlugin.java
+++ b/plugin/src/android/QonversionPlugin.java
@@ -166,8 +166,8 @@ public void restore(CallbackContext callbackContext) {
     }
 
     @PluginAction(thread = ExecutionThread.UI, actionName = "remoteConfig", isAutofinish = false)
-    public void remoteConfig(CallbackContext callbackContext) {
-        qonversionSandwich.remoteConfig(Utils.getResultListener(callbackContext));
+    public void remoteConfig(@Nullable String contextKey, CallbackContext callbackContext) {
+        qonversionSandwich.remoteConfig(contextKey, Utils.getResultListener(callbackContext));
     }
 
     @PluginAction(thread = ExecutionThread.UI, actionName = "attachUserToExperiment", isAutofinish = false)
diff --git a/plugin/src/ios/CDVQonversionPlugin.m b/plugin/src/ios/CDVQonversionPlugin.m
index 2ab37b6..023a64e 100644
--- a/plugin/src/ios/CDVQonversionPlugin.m
+++ b/plugin/src/ios/CDVQonversionPlugin.m
@@ -150,7 +150,8 @@ - (void)checkTrialIntroEligibilityForProductIds:(CDVInvokedUrlCommand *)command
 
 - (void)remoteConfig:(CDVInvokedUrlCommand *)command {
     __block __weak CDVQonversionPlugin *weakSelf = self;
-    [self.qonversionSandwich remoteConfig:^(NSDictionary<NSString *,id> * _Nullable result, SandwichError * _Nullable error) {
+    NSString *contextKey = [command argumentAtIndex:0];
+    [self.qonversionSandwich remoteConfig:contextKey :^(NSDictionary<NSString *,id> * _Nullable result, SandwichError * _Nullable error) {
         [weakSelf returnCordovaResult:result error:error command:command];
     }];
 }
diff --git a/plugin/src/plugin/Mapper.ts b/plugin/src/plugin/Mapper.ts
index 96266ee..95f2939 100644
--- a/plugin/src/plugin/Mapper.ts
+++ b/plugin/src/plugin/Mapper.ts
@@ -252,6 +252,7 @@ type QRemoteConfigurationSource = {
   name: string;
   type: string;
   assignmentType: string;
+  contextKey: string | null | undefined;
 };
 
 type QExperiment = {
@@ -995,7 +996,13 @@ class Mapper {
     const sourceType = this.convertRemoteConfigurationSourceType(remoteConfig.source.type);
     const assignmentType = this.convertRemoteConfigurationAssignmentType(remoteConfig.source.assignmentType);
 
-    const source = new RemoteConfigurationSource(remoteConfig.source.id, remoteConfig.source.name, sourceType, assignmentType)
+    const source = new RemoteConfigurationSource(
+      remoteConfig.source.id,
+      remoteConfig.source.name,
+      sourceType,
+      assignmentType,
+      remoteConfig.source.contextKey ?? null,
+    )
 
     return new RemoteConfig(remoteConfig.payload, experiment, source);
   }
diff --git a/plugin/src/plugin/QonversionApi.ts b/plugin/src/plugin/QonversionApi.ts
index 1f10825..568476e 100644
--- a/plugin/src/plugin/QonversionApi.ts
+++ b/plugin/src/plugin/QonversionApi.ts
@@ -131,11 +131,11 @@ export interface QonversionApi {
   userInfo(): Promise<User>;
 
   /**
-   * Returns Qonversion remote config object
+   * Returns Qonversion remote config object by {@link contextKey} or default one if the key is not specified.
    * Use this function to get the remote config with specific payload and experiment info.
    * @returns the promise with the remote config.
    */
-  remoteConfig(): Promise<RemoteConfig>
+  remoteConfig(contextKey: string | undefined): Promise<RemoteConfig>
 
   /**
    * This function should be used for the test purposes only. Do not forget to delete the usage of this function before the release.
diff --git a/plugin/src/plugin/QonversionInternal.ts b/plugin/src/plugin/QonversionInternal.ts
index 83390b9..a61c07e 100644
--- a/plugin/src/plugin/QonversionInternal.ts
+++ b/plugin/src/plugin/QonversionInternal.ts
@@ -196,8 +196,8 @@ export default class QonversionInternal implements QonversionApi {
     return mappedUserInfo;
   }
 
-  async remoteConfig(): Promise<RemoteConfig> {
-    let remoteConfig = await callNative<QRemoteConfig>('remoteConfig');
+  async remoteConfig(contextKey: string | undefined): Promise<RemoteConfig> {
+    let remoteConfig = await callNative<QRemoteConfig>('remoteConfig', [contextKey]);
     // noinspection UnnecessaryLocalVariableJS
     const mappedRemoteConfig: RemoteConfig = Mapper.convertRemoteConfig(
         remoteConfig
diff --git a/plugin/src/plugin/RemoteConfigurationSource.ts b/plugin/src/plugin/RemoteConfigurationSource.ts
index aae4716..4f48c90 100644
--- a/plugin/src/plugin/RemoteConfigurationSource.ts
+++ b/plugin/src/plugin/RemoteConfigurationSource.ts
@@ -5,11 +5,19 @@ export class RemoteConfigurationSource {
     name: string;
     type: RemoteConfigurationSourceType;
     assignmentType: RemoteConfigurationAssignmentType;
+    contextKey: string | null;
 
-    constructor(id: string, name: string, type: RemoteConfigurationSourceType, assignmentType: RemoteConfigurationAssignmentType) {
+    constructor(
+      id: string,
+      name: string,
+      type: RemoteConfigurationSourceType,
+      assignmentType: RemoteConfigurationAssignmentType,
+      contextKey: string | null,
+    ) {
         this.id = id;
         this.name = name;
         this.type = type;
         this.assignmentType = assignmentType;
+        this.contextKey = contextKey;
     }
 }