diff --git a/core.cpp b/core.cpp
index 7aa841a52..acfa0b150 100644
--- a/core.cpp
+++ b/core.cpp
@@ -34,6 +34,7 @@
 #define TOX_FILE_INTERVAL 20
 #define TOX_BOOTSTRAP_INTERVAL 10*1000
 #define TOXAV_MAX_CALLS 32
+#define TOXAV_RINGING_TIME 15
 
 const QString Core::CONFIG_FILE_NAME = "tox_save";
 QList<ToxFile> Core::fileSendQueue;
@@ -934,12 +935,28 @@ void Core::onAvEnd(int32_t call_index, void* core)
 
 void Core::onAvRinging(int32_t call_index, void* core)
 {
-    qDebug() << "Core: AV ringing";
+    int friendId = toxav_get_peer_id(static_cast<Core*>(core)->toxav, call_index, 0);
+    if (friendId < 0)
+    {
+        qWarning() << "Core: Received invalid AV ringing";
+        return;
+    }
+    qDebug() << QString("Core: AV ringing with %1").arg(friendId);
+
+    emit static_cast<Core*>(core)->avRinging(friendId, call_index);
 }
 
 void Core::onAvStarting(int32_t call_index, void* core)
 {
-    qDebug() << "Core: AV starting";
+    int friendId = toxav_get_peer_id(static_cast<Core*>(core)->toxav, call_index, 0);
+    if (friendId < 0)
+    {
+        qWarning() << "Core: Received invalid AV starting";
+        return;
+    }
+    qDebug() << QString("Core: AV starting %1").arg(friendId);
+
+    emit static_cast<Core*>(core)->avStarting(friendId, call_index);
 }
 
 void Core::onAvEnding(int32_t call_index, void* core)
@@ -962,7 +979,15 @@ void Core::onAvError(int32_t call_index, void* core)
 
 void Core::onAvRequestTimeout(int32_t call_index, void* core)
 {
-    qDebug() << "Core: AV request timeout";
+    int friendId = toxav_get_peer_id(static_cast<Core*>(core)->toxav, call_index, 0);
+    if (friendId < 0)
+    {
+        qWarning() << "Core: Received invalid AV request timeout";
+        return;
+    }
+    qDebug() << QString("Core: AV request timeout with %1").arg(friendId);
+
+    emit static_cast<Core*>(core)->avRequestTimeout(friendId, call_index);
 }
 
 void Core::onAvPeerTimeout(int32_t call_index, void* core)
@@ -981,3 +1006,16 @@ void Core::hangupCall(int callId)
     qDebug() << QString("Core: hanging up call %1").arg(callId);
     toxav_hangup(toxav, callId);
 }
+
+void Core::startCall(int friendId)
+{
+    qDebug() << QString("Core: Starting call with %1").arg(friendId);
+    int callId;
+    toxav_call(toxav, &callId, friendId, TypeAudio, TOXAV_RINGING_TIME);
+}
+
+void Core::cancelCall(int callId, int friendId)
+{
+    qDebug() << QString("Core: Cancelling call with %1").arg(friendId);
+    toxav_cancel(toxav, callId, friendId, 0);
+}
diff --git a/core.h b/core.h
index 3c7b55f14..7ea1fe1aa 100644
--- a/core.h
+++ b/core.h
@@ -113,6 +113,8 @@ public slots:
 
     void answerCall(int callId);
     void hangupCall(int callId);
+    void startCall(int friendId);
+    void cancelCall(int callId, int friendId);
 
 signals:
     void connected();
@@ -171,7 +173,10 @@ signals:
     void avStart(int friendId, int callIndex);
     void avCancel(int friendId, int callIndex);
     void avEnd(int friendId, int callIndex);
+    void avRinging(int friendId, int callIndex);
+    void avStarting(int friendId, int callIndex);
     void avEnding(int friendId, int callIndex);
+    void avRequestTimeout(int friendId, int callIndex);
 
 private:
     static void onFriendRequest(Tox* tox, const uint8_t* cUserId, const uint8_t* cMessage, uint16_t cMessageSize, void* core);
diff --git a/widget/form/chatform.cpp b/widget/form/chatform.cpp
index 83138a030..3801f7017 100644
--- a/widget/form/chatform.cpp
+++ b/widget/form/chatform.cpp
@@ -316,6 +316,29 @@ void ChatForm::onAvEnd(int FriendId, int)
     connect(callButton, SIGNAL(clicked()), this, SLOT(onCallTriggered()));
 }
 
+void ChatForm::onAvRinging(int FriendId, int CallId)
+{
+    if (FriendId != f->friendId)
+        return;
+    callId = CallId;
+    QPalette pal;
+    pal.setColor(QPalette::Button, Qt::gray); // Call ringing grey
+    callButton->setPalette(pal);
+    callButton->disconnect();
+    connect(callButton, SIGNAL(clicked()), this, SLOT(onCancelCallTriggered()));
+}
+
+void ChatForm::onAvStarting(int FriendId, int)
+{
+    if (FriendId != f->friendId)
+        return;
+    QPalette toxred;
+    toxred.setColor(QPalette::Button, QColor(200,78,78)); // Tox Red
+    callButton->setPalette(toxred);
+    callButton->disconnect();
+    connect(callButton, SIGNAL(clicked()), this, SLOT(onHangupCallTriggered()));
+}
+
 void ChatForm::onAvEnding(int FriendId, int)
 {
     if (FriendId != f->friendId)
@@ -327,6 +350,17 @@ void ChatForm::onAvEnding(int FriendId, int)
     connect(callButton, SIGNAL(clicked()), this, SLOT(onCallTriggered()));
 }
 
+void ChatForm::onAvRequestTimeout(int FriendId, int)
+{
+    if (FriendId != f->friendId)
+        return;
+    QPalette toxgreen;
+    toxgreen.setColor(QPalette::Button, QColor(107,194,96)); // Tox Green
+    callButton->setPalette(toxgreen);
+    callButton->disconnect();
+    connect(callButton, SIGNAL(clicked()), this, SLOT(onCallTriggered()));
+}
+
 void ChatForm::onAnswerCallTriggered()
 {
     emit answerCall(callId);
@@ -339,5 +373,16 @@ void ChatForm::onHangupCallTriggered()
 
 void ChatForm::onCallTriggered()
 {
-
+    callButton->disconnect();
+    emit startCall(f->friendId);
+}
+
+void ChatForm::onCancelCallTriggered()
+{
+    QPalette toxgreen;
+    toxgreen.setColor(QPalette::Button, QColor(107,194,96)); // Tox Green
+    callButton->setPalette(toxgreen);
+    callButton->disconnect();
+    connect(callButton, SIGNAL(clicked()), this, SLOT(onCallTriggered()));
+    emit cancelCall(callId, f->friendId);
 }
diff --git a/widget/form/chatform.h b/widget/form/chatform.h
index bb50a705d..38268c810 100644
--- a/widget/form/chatform.h
+++ b/widget/form/chatform.h
@@ -38,6 +38,7 @@ signals:
     void startCall(int friendId);
     void answerCall(int callId);
     void hangupCall(int callId);
+    void cancelCall(int callId, int friendId);
 
 public slots:
     void startFileSend(ToxFile file);
@@ -46,7 +47,10 @@ public slots:
     void onAvStart(int FriendId, int CallId);
     void onAvCancel(int FriendId, int CallId);
     void onAvEnd(int FriendId, int CallId);
+    void onAvRinging(int FriendId, int CallId);
+    void onAvStarting(int FriendId, int CallId);
     void onAvEnding(int FriendId, int CallId);
+    void onAvRequestTimeout(int FriendId, int CallId);
 
 private slots:
     void onSendTriggered();
@@ -55,6 +59,7 @@ private slots:
     void onCallTriggered();
     void onAnswerCallTriggered();
     void onHangupCallTriggered();
+    void onCancelCallTriggered();
 
 private:
     Friend* f;
diff --git a/widget/widget.cpp b/widget/widget.cpp
index 764fbe322..809b29287 100644
--- a/widget/widget.cpp
+++ b/widget/widget.cpp
@@ -231,12 +231,17 @@ void Widget::addFriend(int friendId, const QString &userId)
     connect(newfriend->chatForm, SIGNAL(sendFile(int32_t,QString,QByteArray)), core, SLOT(sendFile(int32_t,QString,QByteArray)));
     connect(newfriend->chatForm, SIGNAL(answerCall(int)), core, SLOT(answerCall(int)));
     connect(newfriend->chatForm, SIGNAL(hangupCall(int)), core, SLOT(hangupCall(int)));
+    connect(newfriend->chatForm, SIGNAL(startCall(int)), core, SLOT(startCall(int)));
+    connect(newfriend->chatForm, SIGNAL(cancelCall(int,int)), core, SLOT(cancelCall(int,int)));
     connect(core, &Core::fileReceiveRequested, newfriend->chatForm, &ChatForm::onFileRecvRequest);
     connect(core, &Core::avInvite, newfriend->chatForm, &ChatForm::onAvInvite);
     connect(core, &Core::avStart, newfriend->chatForm, &ChatForm::onAvStart);
     connect(core, &Core::avCancel, newfriend->chatForm, &ChatForm::onAvCancel);
     connect(core, &Core::avEnd, newfriend->chatForm, &ChatForm::onAvEnd);
+    connect(core, &Core::avRinging, newfriend->chatForm, &ChatForm::onAvRinging);
+    connect(core, &Core::avStarting, newfriend->chatForm, &ChatForm::onAvStarting);
     connect(core, &Core::avEnding, newfriend->chatForm, &ChatForm::onAvEnding);
+    connect(core, &Core::avRequestTimeout, newfriend->chatForm, &ChatForm::onAvRequestTimeout);
 }
 
 void Widget::addFriendFailed(const QString&)