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:
Nymgo The lowest price high quality phone calls from your Android phone to any mobile or landline in the world
Newik Premium Voice + DIDs Newik Premium Voice + DIDs - FREE Calls to India mobile and landline
FREE Calls to USA mobile and landline
FREE Calls to UK landline
Premium Voice with Caller ID
Show your mobile number when you call, so people know it's you
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
Freeje Freeje - it’s an application for cheap international calls from mobile phone which is great for tourists, people living abroad and people who need to call abroad
Voip One Click Voip One Click is an Android app which allows users to make free encrypted VoIP calls. It uses the TLS protocol to encrypt the information call (caller id /called id), and the SRTP protocol to encrypt the audio communication.
Voip One Click enables users to dial and receive mobile voice calls which cannot be intercepted
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)
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
MO-Call Mobile VoIP on Android MO-Call Mobile VoIP on Android - MO-Call saves up to 95% on international mobile calls. MO-Call redirects your international calls to the Morodo network to avoid expensive calling rates. **FREE trial credit for Handango Store users** Enter the code HDGOPROMO when you register for the exclusive FREE CREDIT. U.S Dollar: $1.50 free credit
BigTinCan (Android) BigTinCan delivers VoIP calling rates on your mobile on your normal cell network - and flat rate domestic and international SMS and MMS services
Linphone Video Linphone is an open source internet SIP phone or Voice Over IP phone (VoIP) WIFI/3G, with video calls support for ARMv7 phones. Main features: -Audio with the following codecs: speex (narrow band and wideband), iLBC, G711, GSM -Video with mpeg4 and H264 codecs (ARMv7 only)
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
