diff --git a/android/src/main/java/com/iterable/reactnative/RNIterableAPIModule.java b/android/src/main/java/com/iterable/reactnative/RNIterableAPIModule.java
index b130f50c0..6faacef30 100644
--- a/android/src/main/java/com/iterable/reactnative/RNIterableAPIModule.java
+++ b/android/src/main/java/com/iterable/reactnative/RNIterableAPIModule.java
@@ -112,12 +112,27 @@ public void setEmail(@Nullable String email) {
         IterableApi.getInstance().setEmail(email);
     }
 
+    @ReactMethod
+    public void setEmail(@Nullable String email, @Nullable String authToken) {
+        IterableLogger.d(TAG, "setEmail: " + email + " authToken: " + authToken);
+
+        IterableApi.getInstance().setEmail(email, authToken);
+    }
+
     @ReactMethod
     public void updateEmail(String email) {
         IterableLogger.d(TAG, "updateEmail: " + email);
+
         IterableApi.getInstance().updateEmail(email);
     }
 
+    @ReactMethod
+    public void updateEmail(String email, @Nullable String authToken) {
+        IterableLogger.d(TAG, "updateEmail: " + email + " authToken: " + authToken);
+
+        IterableApi.getInstance().updateEmail(email, authToken);
+    }
+
     @ReactMethod
     public void getEmail(Promise promise) {
         promise.resolve(RNIterableInternal.getEmail());
@@ -135,6 +150,13 @@ public void setUserId(@Nullable String userId) {
         IterableApi.getInstance().setUserId(userId);
     }
 
+    @ReactMethod
+    public void setUserId(@Nullable String userId, @Nullable String authToken) {
+        IterableLogger.d(TAG, "setUserId: " + userId + " authToken: " + authToken);
+        
+        IterableApi.getInstance().setUserId(userId, authToken);
+    }
+
     @ReactMethod
     public void updateUser(ReadableMap dataFields, Boolean mergeNestedObjects) {
         IterableLogger.v(TAG, "updateUser");
diff --git a/ios/RNIterableAPI/RNIterableAPI.m b/ios/RNIterableAPI/RNIterableAPI.m
index 899ad1d04..8850c755a 100644
--- a/ios/RNIterableAPI/RNIterableAPI.m
+++ b/ios/RNIterableAPI/RNIterableAPI.m
@@ -22,12 +22,14 @@ @interface RCT_EXTERN_REMAP_MODULE(RNIterableAPI, ReactIterableAPI, NSObject)
                   resolver: (RCTPromiseResolveBlock) resolve
                   rejecter: (RCTPromiseRejectBlock) reject)
 
-RCT_EXTERN_METHOD(setEmail: (NSString *) email)
+RCT_EXTERN_METHOD(setEmail: (NSString *) email
+                  authToken: (NSString *) authToken)
 
 RCT_EXTERN_METHOD(getEmail: (RCTPromiseResolveBlock) resolve
                   rejecter: (RCTPromiseRejectBlock) reject)
 
-RCT_EXTERN_METHOD(setUserId: (NSString *) userId)
+RCT_EXTERN_METHOD(setUserId: (NSString *) userId
+                  authToken: (NSString *) authToken)
 
 RCT_EXTERN_METHOD(getUserId: (RCTPromiseResolveBlock) resolve
                   rejecter: (RCTPromiseRejectBlock) reject)
@@ -80,7 +82,8 @@ @interface RCT_EXTERN_REMAP_MODULE(RNIterableAPI, ReactIterableAPI, NSObject)
 RCT_EXTERN_METHOD(updateUser: (nonnull NSDictionary *) dataFields
                   mergeNestedObjects: (BOOL) mergeNestedObjects)
 
-RCT_EXTERN_METHOD(updateEmail: (nonnull NSString *) email)
+RCT_EXTERN_METHOD(updateEmail: (nonnull NSString *) email
+                  authToken: (NSString *) authToken)
 
 RCT_EXTERN_METHOD(handleAppLink: (nonnull NSString *) appLink
                   resolver: (RCTPromiseResolveBlock) resolve
diff --git a/ios/RNIterableAPI/ReactIterableAPI.swift b/ios/RNIterableAPI/ReactIterableAPI.swift
index 14a9c4ac4..9726d9102 100644
--- a/ios/RNIterableAPI/ReactIterableAPI.swift
+++ b/ios/RNIterableAPI/ReactIterableAPI.swift
@@ -97,6 +97,13 @@ class ReactIterableAPI: RCTEventEmitter {
         
         IterableAPI.email = email
     }
+
+    @objc(setEmail:authToken:)
+    func set(email: String?, authToken: String?) {
+        ITBInfo()
+
+        IterableAPI.setEmail(email, authToken)
+    }
     
     @objc(getEmail:rejecter:)
     func getEmail(resolver: RCTPromiseResolveBlock, rejecter: RCTPromiseRejectBlock) {
@@ -111,6 +118,13 @@ class ReactIterableAPI: RCTEventEmitter {
         
         IterableAPI.userId = userId
     }
+
+    @objc(setUserId:authToken:)
+    func set(userId: String?, authToken: String?) {
+        ITBInfo()
+        
+        IterableAPI.setUserId(userId, authToken)
+    }
     
     @objc(getUserId:rejecter:)
     func getUserId(resolver: RCTPromiseResolveBlock, rejecter: RCTPromiseRejectBlock) {
@@ -301,11 +315,15 @@ class ReactIterableAPI: RCTEventEmitter {
         IterableAPI.updateUser(dataFields, mergeNestedObjects: mergeNestedObjects)
     }
     
-    @objc(updateEmail:)
-    func updateEmail(email: String) {
+    @objc(updateEmail:authToken:)
+    func updateEmail(email: String, with authToken: String?) {
         ITBInfo()
         
-        IterableAPI.updateEmail(email, onSuccess: nil, onFailure: nil)
+        if let authToken = authToken {
+            IterableAPI.updateEmail(email, withToken: authToken, onSuccess: nil, onFailure: nil)
+        } else {
+            IterableAPI.updateEmail(email, onSuccess: nil, onFailure: nil)
+        }
     }
     
     @objc(handleAppLink:resolver:rejecter:)
diff --git a/ts/Iterable.ts b/ts/Iterable.ts
index 6a5d76542..7e49d47fd 100644
--- a/ts/Iterable.ts
+++ b/ts/Iterable.ts
@@ -167,10 +167,10 @@ class Iterable {
   * Set the user of the SDK by email address
   * @param {string | undefined} email the email address of the user
   */
-  static setEmail(email: string | undefined) {
+  static setEmail(email: string | undefined, authToken?: string | undefined) {
     Iterable.logger.log("setEmail: " + email)
 
-    RNIterableAPI.setEmail(email)
+    RNIterableAPI.setEmail(email, authToken)
   }
 
   /**
@@ -186,10 +186,10 @@ class Iterable {
   * Set the user of the SDK by ID
   * @param {string | undefined} userId the ID of the user
   */
-  static setUserId(userId: string | undefined) {
+  static setUserId(userId: string | undefined, authToken?: string | undefined) {
     Iterable.logger.log("setUserId: " + userId)
 
-    RNIterableAPI.setUserId(userId)
+    RNIterableAPI.setUserId(userId, authToken)
   }
 
   /**
@@ -362,11 +362,12 @@ class Iterable {
   /**
   * 
   * @param email the new email to set
+  * @param authToken the new auth token (JWT) to set with the new email, optional - if null/undefined, no JWT related action will be taken
   */
-  static updateEmail(email: string) {
+  static updateEmail(email: string, authToken?: string | undefined) {
     Iterable.logger.log("updateEmail")
 
-    RNIterableAPI.updateEmail(email)
+    RNIterableAPI.updateEmail(email, authToken)
   }
 
   /**
diff --git a/ts/__mocks__/MockRNIterableAPI.ts b/ts/__mocks__/MockRNIterableAPI.ts
index 4015cf672..3d8d76ad7 100644
--- a/ts/__mocks__/MockRNIterableAPI.ts
+++ b/ts/__mocks__/MockRNIterableAPI.ts
@@ -13,8 +13,9 @@ export class MockRNIterableAPI {
     })
   }
 
-  static setEmail(email?: string) {
+  static setEmail(email: string, authToken?: string | undefined) {
     MockRNIterableAPI.email = email
+    MockRNIterableAPI.token = authToken
   }
 
   static getUserId(): Promise<string> {
@@ -23,8 +24,9 @@ export class MockRNIterableAPI {
     })
   }
 
-  static setUserId(userId?: string) {
+  static setUserId(userId: string, authToken?: string | undefined) {
     MockRNIterableAPI.userId = userId
+    MockRNIterableAPI.token = authToken
   }
 
   static disableDeviceForCurrentUser = jest.fn()
diff --git a/ts/__tests__/Iterable.spec.ts b/ts/__tests__/Iterable.spec.ts
index df88a8739..264ea2f02 100644
--- a/ts/__tests__/Iterable.spec.ts
+++ b/ts/__tests__/Iterable.spec.ts
@@ -24,7 +24,7 @@ beforeEach(() => {
   Iterable.logger = new IterableLogger(new IterableConfig())
 })
 
-test("set/get email", () => {
+test("set/get email (no token)", () => {
   Iterable.setEmail("user@example.com")
 
   return Iterable.getEmail().then(email => {
@@ -32,7 +32,7 @@ test("set/get email", () => {
   })
 })
 
-test("set/get userId", () => {
+test("set/get userId (no token)", () => {
   Iterable.setUserId("user1")
 
   return Iterable.getUserId().then(userId => {
@@ -136,12 +136,21 @@ test("update user", () => {
   expect(MockRNIterableAPI.updateUser).toBeCalledWith(dataFields, false)
 })
 
-test("update email", () => {
+test("update email (no token)", () => {
   const newEmail = "woo@newemail.com"
 
   Iterable.updateEmail(newEmail)
 
-  expect(MockRNIterableAPI.updateEmail).toBeCalledWith(newEmail)
+  expect(MockRNIterableAPI.updateEmail).toBeCalledWith(newEmail, undefined)
+})
+
+test("update email (with token)", () => {
+  const newEmail = "woo@newemail.com"
+  const newToken = "token2"
+
+  Iterable.updateEmail(newEmail, newToken)
+
+  expect(MockRNIterableAPI.updateEmail).toBeCalledWith(newEmail, newToken)
 })
 
 test("default config values", () => {