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
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
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
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)
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
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)
Neatcall- Do you spend valuable time coordinating meetings, phone calls or conferences with your colleagues? Neatcall has a neat solution for you! Neatcall finds for you the optimal time slot for any interaction you would like to do with your colleagues. Neatcall is an innovative dynamic scheduling and communication initiator application
