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:
Jabber Turn your Android into an IP Phone with Cisco Jabber for Android. IMPORTANT: Cisco Jabber for Android requires an account with your company's Cisco Unified Communications ManagerTM and will not work without it
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
Zadarma Zadarma - To use IP-telephony(VoIP) service from Zadarma project by mobile phone all that you need is quite good Internet access quality
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)
HiTalk Free International Call HiTalk Free International Call - Make and send FREE local and international phone calls and multimedia messages via HiTalk. Enjoy live walkie-talkie, photo, and a variety of fun stickers with friends.
HiTalk is equipped with unique technology that supports HD quality sound you never experienced in traditional calls with any carrier
Smart CallBack Smart CallBack - Smile. Talk to your friends for FREE or save up to 90% of your phone bill to any phone anywhere. Download the app and sign up at www.smartcalls.mobi. Just fill in your number and target number, we will connect you. No contract. Works anywhere in the world on both Wi-Fi and 3G. No high roaming charges. Bypass your current operator
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
toolani global toolani global - No matter if you’re staying home or abroad, with toolani wifi you’re calling from as low as 1 cent per minute – with no roaming charges at all! toolani wifi works with state-of-the-art web 2.0 technology and provides best call quality to over 230 countries
MobileVOIP MobileVOIP - With MobileVoip you can make free* voip calls from your mobile phone. Make calls to any country you desire at the cheapest rates. MobileVoip is currently supported on iPhones, Android phones and Symbian phones. Simply download the free MobileVoip app from one uour APP market and register with one of the supported Voip brands
aSip aSip (formerly known as SipPhone) is first native SIP/VoIP application. All calls are made directly to the SIP provider, no middle-man like customized proxy involved, so no voice delay and call quality is excellent
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
