diff --git a/ios/RNCallKeep/RNCallKeep.h b/ios/RNCallKeep/RNCallKeep.h
index c8e7bbdf..1eec7908 100644
--- a/ios/RNCallKeep/RNCallKeep.h
+++ b/ios/RNCallKeep/RNCallKeep.h
@@ -47,4 +47,6 @@ continueUserActivity:(NSUserActivity *)userActivity
 
 + (void)setup:(NSDictionary *)options;
 
++ (void)setup:(NSDictionary *)options callRejectHandler: (void (^) (NSString* uuid, void (^completion)(void))) onReject;
+
 @end
diff --git a/ios/RNCallKeep/RNCallKeep.m b/ios/RNCallKeep/RNCallKeep.m
index 4864d258..46afd0a6 100644
--- a/ios/RNCallKeep/RNCallKeep.m
+++ b/ios/RNCallKeep/RNCallKeep.m
@@ -43,7 +43,8 @@ @implementation RNCallKeep
     bool _hasListeners;
     NSMutableArray *_delayedEvents;
 }
-
+NSMutableDictionary *_answeredCalls;
+void (^onRejectHandler) (NSString* uuid, void (^completion)(void));
 static bool isSetupNatively;
 static CXProvider* sharedProvider;
 
@@ -81,7 +82,9 @@ - (void)dealloc
     if (self.callKeepProvider != nil) {
         [self.callKeepProvider invalidate];
     }
+    onRejectHandler = nil;
     sharedProvider = nil;
+    _answeredCalls = nil;
 }
 
 // Override method of RCTEventEmitter
@@ -142,6 +145,19 @@ + (void)setup:(NSDictionary *)options {
     isSetupNatively = YES;
 }
 
++ (void)setup:(NSDictionary *)options callRejectHandler: (void (^) (NSString* uuid, void (^completion)(void))) onReject {
+    RNCallKeep *callKeep = [RNCallKeep allocWithZone: nil];
+    [callKeep setup:options];
+    isSetupNatively = YES;
+    
+    if (onReject != nil) {
+        onRejectHandler = onReject;
+    }
+    if (_answeredCalls == nil) {
+        _answeredCalls = [[NSMutableDictionary alloc] init];
+    }
+}
+
 RCT_EXPORT_METHOD(setup:(NSDictionary *)options)
 {
     if (isSetupNatively) {
@@ -521,6 +537,8 @@ + (void)reportNewIncomingCall:(NSString *)uuidString
     callUpdate.localizedCallerName = localizedCallerName;
 
     [RNCallKeep initCallKitProvider];
+    [_answeredCalls setValue:NO forKey:uuidString];
+    
     [sharedProvider reportNewIncomingCallWithUUID:uuid update:callUpdate completion:^(NSError * _Nullable error) {
         RNCallKeep *callKeep = [RNCallKeep allocWithZone: nil];
         [callKeep sendEventWithNameWrapper:RNCallKeepDidDisplayIncomingCall body:@{
@@ -768,6 +786,7 @@ - (void)provider:(CXProvider *)provider performAnswerCallAction:(CXAnswerCallAct
 #ifdef DEBUG
     NSLog(@"[RNCallKeep][CXProviderDelegate][provider:performAnswerCallAction]");
 #endif
+    [_answeredCalls setValue:[NSNumber numberWithBool:YES] forKey:action.callUUID.UUIDString];
     [self configureAudioSession];
     [self sendEventWithNameWrapper:RNCallKeepPerformAnswerCallAction body:@{ @"callUUID": [action.callUUID.UUIDString lowercaseString] }];
     [action fulfill];
@@ -780,7 +799,14 @@ - (void)provider:(CXProvider *)provider performEndCallAction:(CXEndCallAction *)
     NSLog(@"[RNCallKeep][CXProviderDelegate][provider:performEndCallAction]");
 #endif
     [self sendEventWithNameWrapper:RNCallKeepPerformEndCallAction body:@{ @"callUUID": [action.callUUID.UUIDString lowercaseString] }];
-    [action fulfill];
+    
+    if (onRejectHandler != nil && _answeredCalls[action.callUUID.UUIDString] == NO) {
+        onRejectHandler(action.callUUID.UUIDString, ^() {
+            [action fulfill];
+        });
+    } else {
+        [action fulfill];
+    }
 }
 
 -(void)provider:(CXProvider *)provider performSetHeldCallAction:(CXSetHeldCallAction *)action