VoIP SIP SDK
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VoIP SIP SDK by Abto Software. Build a softphone or add VoIP (SIP) calls to your app: iOS, Android, Windows. voipsipsdk.com
VoIP SIP SDK stands for Voice over Internet Protocol Session Initiation Protocol Software Development Kit. On the basis of the SDK developers are able to create customized softphone client solutions for corporate customers or add VoIP features to other products.
02/25/2026
Usefull update: VOIP SIP SDK for Android
Change log:
– added automatic re-REGISTER on network change
– added automatic re-INVITE for active calls on network change (for accounts with registration)
– stability fixes
Try fix features by downloading our latest update of VOIP SIP SDK for Android.
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Usefull update: VOIP SIP SDK for Android - ABTO Software's VoIP SIP SDK February 23, 2026 Usefull update: VOIP SIP SDK for Android - ABTO Software's VoIP SIP SDK February 23, 2026
12/09/2024
New Update VOIP SIP SDK for Android is out! -
- various bug and crash fixes
- SDK target changed to API level 34
- updated Java and Kotlin example apps build files to support Android Studios that capable to build Android 14 (API level 34) apps.
Try new features by downloading our latest update
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