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Acrobits Softphone

Acrobits Softphone

10,000 - 50,000 downloads

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View bigger - Acrobits Softphone for Android screenshot
View bigger - Acrobits Softphone for Android screenshot
View bigger - Acrobits Softphone for Android screenshot
View bigger - Acrobits Softphone for Android screenshot
The leading SIP Client on IOS comes to the Android platform, with Google Voice integration.

Acrobits Softphone is both intuitive to use and highly configurable. With loads of preconfigured providers, many users will have their SIP account configured and making calls in less than a minute. But Acrobits Softphone also has the highly configurable settings advanced VoIP users and business users need, including support for Secure SIP signaling through TLS, HD audio through G.722 and more. Try Acrobits Softphone on Android today and you'll be telling your friends about it tomorrow.

Check out the great features of Acrobits Softphone for Android, with many more to come.

•Push Notifications for incoming calls for improved battery life
•Support for use on wifi and 3G networks

•backgrounding support with status bar notification; check your email or other tasks while still available for calls on the Softphone

•GoogleVoice interface, originate and complete GoogleVoice calls all from one app (requires GoogleVoice account and SIP Account with incoming U.S. numbers)

•quick import of accounts from major VoIP Providers

•call recorder and player, seamlessly integrated into the call history
•Bluetooth headset support
•HD Wideband audio through G.722

•Secure calling through SRTP (SDES)
•ZRTP support (through in app purchase), the latest in secure calling for SIP

•excellent sound quality, includes the G.711 (ulaw and alaw) and GSM audio codecs. Make an in app purchase to add G.729 Annex A for great quality over 3G networks

•TLS support for encrypted SIP

•audio codec manipulation, enabling you to prioritize the codecs used and disable ones you don’t want to use

•comfortable and super-smooth user interface, fine-tuned specially for Android

•easy, intuitive configuration

•simultaneous registration of multiple SIP accounts, have multiple accounts registered to receive incoming calls and switch the account used for outgoing calls without leaving the keypad

•Android contacts integration. Easy to call anyone in your contacts via SIP

•add new contacts directly from the softphone

•ability to generate DTMF tones while in call, to control various PBX features or automated systems (use audio, rfc 2833 or SIP INFO)

•speakerphone support

•detailed call history

•configurable RTP port range

•SIP Proxy support

•STUN server support, automatic service discovery using DNS SRV queries

•phone number resolution. We present the phone numbers in a convenient format with grouped digits, display the flag and country name and even region/city name for some countries, including USA

The Android Market does not make paid apps available in all countries.  If you're unable to purchase Acrobits Softphone or have already purchased it through paypal, please visit for an alternate method to download and install.

Acrobits Softphone is a SIP Client, not a VoIP provider. It needs to be used in conjunction with a VoIP provider that supports use on a SIP Client to work. Check out our list of verified VoIP operators at

VoIP over 3G - Be aware that some mobile network operators prohibit or restrict the use of VoIP (Voice over Internet Protocol) over their network. They may prohibit the use of VoIP or impose additional fees and/or charges when using VoIP over their network. By using Acrobits Softphone over 3G, you agree to abide by any restrictions your cellular carrier imposes and agree that Acrobits will not be held responsible for any charges, fees or liability imposed by your carrier for using Acrobits Softphone over their 3G network.

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Recently changed in this version

NEW! Support for Push Notifications using Google Cloud Messaging!

With push notifications enabled, the app consumes very little power when in background and you can still receive incoming calls! This makes Acrobits Softphone the most battery-efficient SIP softphone for Android.

Version 4.0.2 brings some optimisations and bug fixes which should improve Push notification reliability and battery life.

Comments and ratings for Acrobits Softphone
  • (42 stars)

    by voip2 on 06/02/2014

    I don't understand why softphone makers doesn't put speex and opus HD codec like MizuDroid does? ...why only g722?

  • (42 stars)

    by sathish kumar on 03/06/2014

    Hate it

  • (42 stars)

    by Vladimir Maskov on 02/06/2014

    Those fags don't update this app anymore...still a lot of bugs exist, design is so bad, quality of sound is terrible

  • (42 stars)

    by Akshay Sharda on 16/05/2014

    I have tried amny time with different settings for Sip but it doesnot receive calls sometimes and many times offline

  • (42 stars)

    by Caeser Cirus on 14/05/2014

    Bad app

  • (42 stars)

    by Gregory Pech on 24/04/2014

    Why is there no paste feature on dial page?

  • (42 stars)

    by Kazu S on 19/04/2014

    with 050plus