3CXPhone (Android) is a free VoIP Softphone that works with SIP based IP PBXs such as 3CX or Asterisk and popular VoIP providers. 3CXPhone is not locked to a particular provider so you can switch easily.
What's New in This Release:
· includes support for tablets and has more intuitive in/out of office icon
What's New in 1.3
Acrobits Softphone for Android is a reliable and highly customizable SIP Client for Android. It features status bar notifications, multitasking, Google Voice integration, and more.
Please note that Acrobits Softphone is a SIP Client, not a VoIP service. You must have service with a VoIP provider that supports use on a standard SIP client to use it
Adore SIP Client (Android) - AdoreSoftphone has come up with " SIP Client for Android (VoIP)" for Android based Mobile phones. Android VoIP Mobile dialer lets the callers make VoIP calls through their standard Mobile phones. The Android Softphone is meant for service providers who can use this Softphone and get it integrated with their existing SIP servers
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
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
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
Bondd - Bondd – connects your world for free. Create a free account with Bondd and start directly with your first free call. - At least one free call for every user every day. - Free calls include mobile, long-distance, and international destinations. - Additional calls charged only 9 cents p.m. to almost the entire world
Bria for Android Phones - Bria is a powerful VoIP softphone for Android phones. 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
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