Supported operating systems:
Google Android 1.6, Google Android 10.x, Google Android 2.0, Google Android 2.1, Google Android 2.2, Google Android 2.3, Google Android 3.0, Google Android 3.1, Google Android 3.2, Google Android 4.0, Google Android 4.1, Google Android 4.2, Google Android 4.3, Google Android 4.4, Google Android 5.x, Google Android 6.x, Google Android 7.x, Google Android 8.x, Google Android 9.x
Similar Software:
IMSDroid IMSDroid is the first fully featured open source SIP/IMS client for Android. It is also the only free Android SIP client which supports direct Video Calls.
3GPP IMS (IP Multimedia Subsystem) is the next generation network for delivering IP multimedia services. IMS is standardized by the 3rd Generation Partnership Project (3GPP)
PhonIP Calls and Messages PhonIP Calls and Messages - PhonIP is an Android app to make free calls and send free messages over the Internet. It is provided with a user-friendly and intuitive interface. PhonIP is integrated with the SIP provider antisip.com * The PhonIP main features are : Free calls over Internet * Free messages over Internet. * Voice messages. Call to 123
FriendCaller for Android FriendCaller for Android - Turn your Android device into a complete Voice over IP (VoIP) phone, make Voice calls to over 400 global networks and FREE Video Calls online, hence saving big on your monthly cellular bills
wowocall inernatinal calls voip dialer wowocall inernatinal calls voip dialer - wowocall international internatinal mobile dialer,which can make this app be adaptive to wifi and 3G, so cost less traffic.
It is support called for 200 countries around the world countries, the quality excellent low price. On the www.wowocall.com website you can add credit
Skuku (Android) Skuku - Make and receive calls and SMS when abroad using your SIM card and cellular identity without roaming charges.
Notes:
Cannot be used for emergency calls.
Requires a Wi-Fi connection.
Using Skuku Roaming service requires root access
AstraChat - Direct XMPP & VOIP Client AstraChat - Direct XMPP & VOIP Client - AstraChat is a standalone and lightweight Jabber (XMPP) client application with VOIP calling that connects directly to your XMPP server without any proxies in-between.
AstraChat is always connected to your XMPP server in the background and provides you with immediate push notifications of new messages
Ozeki VoIP Service Checker Ozeki VoIP Service Checker - Ozeki VoIP Service Checker is an open source app which allows you to check the availability of VoIP services. The software can quickly verify if a given service exists, whether it can be reached from a particular network, and if the username and password to access that service are correct
Zadarma Zadarma - To use IP-telephony(VoIP) service from Zadarma project by mobile phone all that you need is quite good Internet access quality
Yelo : Cheap Calls Worldwide Yelo : Cheap Calls Worldwide - Use the Yelo App to make cheap calls to anyone, anywhere in the world on their normal mobile or fixed landline numbers. No more shock phone bills!
Enjoy low rates up to 99% cheaper than your network operator and over 50% cheaper on average than other calling services including SkypeOut, Rebtel or Jajah
Bria for Android Tablets Bria for Android Tablets - Bria is a powerful VoIP softphone for Android tablets. It uses a 3G or WiFi connection to make and receive calls.
Bria offers superior audio quality with the included G.711, G.722, GSM, iLBC and SILK codecs
Other Software by developer «Regis Montoya»:
AOSP Theme for CSipSimple AOSP Theme for CSipSimple - AOSP (android opensource project) theme for the CSipSimple application.
This theme is very special: it tries to get resources from the stock apps. If your ROM is one from a manufacturer that changes the opensource application this theme will not work at all.
If you are using a ROM based on the OpenSource project it will work