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). IMS services could be used over any type of network, such as 3GPP LTE, GPRS, Wireless LAN, CDMA2000 or fixed line.
The current version of IMSDroid partially implements GSMA Rich Communication Suite release 3 and The One Voice profile V1.0.0 (LTE/4G, also known as GSMA VoLTE) specifications.
Like it? Share with your friends!
Supported operating systems:
Google Android 1.5, 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:
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
Mobile VOIP Mobile VOIP - Cheap calls using MobileVOIP over 3G or Wifi!
Call for free: The MobileVOIP dialer lets you make cheap calls to national or international destinations
netTALK App netTALK App - //The ALL NEW netTALK Smartphone App with Ultra Low-Cost International Calling!//
FREE calling over WiFi or 3G/4G to US/Canada and Ultra Low-Cost International Calling Capabilities, without using cell minutes. Buy TALK Credits to call worldwide at very low rates.
If you have poor cellular coverage at home, make calls worldwide over Wi-Fi
Jamisi Caller Jamisi Caller - Jamisi Caller: This Mobile dialer app lets you make cheap calls to national or international destinations. Even free call over 3G,4G and Wi-Fi network with other Jamisi network user. Save up to 60% on your mobile phone costs right away, by using the Jamisi Call now
Maaii: Free Calls & Messages Maaii: Free Calls & Messages - Maaii. Re-imaging the way friends connect.
Call & text; share funny audio effects, stickers, animations, music, videos, and more for free!
Want to reach non-Maaii users? Call mobile or landline phones in countries worldwide.
Need help? Reach us on Google+: https://plus.google
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
Cheap Calls - XonXar App Cheap Calls - XonXar App - Xonxar finds the cheapest rates amongst many VOIP providers and allows you to use them without subscribing with those.
Xonxar offers a simple user interface and the best price performance ratio.
Xonxar allows you to call or send sms from any point in the world and to any point in the world.
Use Xonxar at home, in the office or on the way
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
Acrobits Softphone for Android 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
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 «Dooubango»:
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)
IMSDroid 1.2.366 IMSDroid 1.2.366 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)
