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Questions tagged [callkit]

CallKit is a framework for iOS that lets VoIP apps integrate with the iPhone UI, and has app extensions that enable call blocking and caller identification.

The CallKit framework (CallKit.framework) lets VoIP apps integrate with the iPhone UI.

CallKit can be used to

  • let users view and answer incoming VoIP calls on the lock screen
  • manage contacts from VoIP calls in the Phone app’s Favorites and Recents views
  • call blocking
  • caller identification

Quick References

650 questions
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how to get the incoming call number by using callkit

How to get the incoming call phone number programmatically by using call kit framework. i tried with cxcallobserver class but no use. Any suggestions most helpful...
Ashok Narvaneni
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Microphone not working with CallKit VoIP calls on iOS 13

I have implemented Web RTC and it's working perfectly. The problem is that when the application is not opened—or terminated state—and when I receive a call, I am not able to pass my voice to the other user, while I am able to listen. I have…
argus7
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reason: 'Killing app because it never posted an incoming call to the system after receiving a PushKit VoIP push callback.'

I'm looking for solutions but I has find nothing yet. My app receives only VoIP pushes and after iOS 13 I'm not able to receive push when the app is in background mode anymore. I looked other questions but I was not able to solve my problem with…
DanieleLanari
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CallKit call blocking extension automatically disables occasionally

I have an app with a CallKit call blocking extension. Generally it works fine, but on some devices it occasionally becomes disabled by itself (well, in fact by iOS I guess) after a while – so user has to go to Settings and re-enable it again…
degapps
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AudioUnitInitialize failed with error code 1701737535 'ent?' after alarm interruption

I am working with VOIP app. The app is working fine with CallKit. I am facing an issue if alarm fires within call. Every time when alarm stop firing (Audio Interruption ends), we are trying to setActive: on AVAudioSession. But it always gives an…
Raju Panwar
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VoIP, PushKit and app wake up

I'm developing a VoIP app using PushKit and CallKit. I'm aware that similar questions have been asked quite often on different forums but unfortunately have never really been answered. Also most of these posts are from around 2015 so i assume…
Gert Andreas
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How to implement CallKit alike behaviour on Android with react native?

I have an application written in react-native to handle Voip calls between users. I need to wakeup the app upon push notification and show a screen to accept/decline the call. On iOS there is callkit, is there anything similar for Android?
Fabrizio Rizzonelli
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Callkit call End issue(error domain=com.apple.callkit.error.requesttransaction code=4) and Audio issue after Call accept

I made VOIP App.For that i am using PushKit and Callkit with pjsip. When app in background get notification of call and based on this i open callkit screen and after click on accept call connect using pjsip. 1) call End issue but when call hangout…
shraddha k vaishanani
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iOS Audio not working during call answered when phone is locked. WebRTC used for calling

I am facing a problem with Audio When using Callkit with WebRTC for VOIP call, While answering the call from Lock Screen. General Functionality : My app activates the audioSession when it's launched. For an incoming call, SDP Offer & Answer are…
abhimanyu jindal
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How to close Callkit screen after VOIP call disconnected

I am trying to remove callkit screen once my voip call is disconnected by source or destination. I used this code CXEndCallAction *endaction = [[CXEndCallAction alloc] initWithCallUUID:[NSUUID UUID]]; CXCallController *callController =…
Megha Parmar
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How to play call waiting beep sound when a second call comes to my iOS voip app?

I'm building an iOS voip app using PJSip library. I am using CallKit also. During an active call, if another call comes, the call waiting screen with hold & accept, end & accept.. is shown. But there is no beep sound so that the user can get…
Rounak
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Call blocking feature in iOS 10

I am trying to integrate CallDirectory Extension for blocking some incoming call. But application is not even recognising the numbers provided for blocking. Is there anyone who have succeeded in doing this ?? You can see the format that i have…
good4pc
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How to can we detect incoming phone number with call kit in iOS 10

I have a iOS application where I want to detect any incoming phone number on the device. CallKit is only giving me option to map some numbers to a label but the problem is that there are tons of phone number out there. Also nothing is mentioned…
Nikhil Batra
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Is it possible to receive calls using CallKit in iOS simulator?

In iOS, one can show incoming call ui by using CallKit's reportIncomingCall. In my case, this works as expected in physical device. My iPhone gets incoming call alert and I can either accept the call or reject the call. However, it seems to be not…
user482594
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How to display income call page to receiver user when app is killed

I'm working on flutter voip app and i'm stuck ow how to display call page to receiver when app is killed Such as facebook or whatsapp do Is there any way to achieve this with flutter ..if not how to achieve this natively
hady kamel
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