Alternatives to CSipSimple for all platforms with any license

Platforms

Show 16 less popular platforms
  • Linphone icon

    Linphone

    Linphone is an internet phone or Voice Over IP phone (VoIP). With Linphone you can communicate freely with people over the internet, with voice, video, and text instant...

    Open Source Mac Windows Linux Web Windows Mobile ... Android iPhone Android Tablet Windows Phone iPad Xfce

  • Ekiga icon

    Ekiga

    Ekiga (formely known as GnomeMeeting) is an open source VoIP and video conferencing application for GNOME. Ekiga uses both the H.323 and SIP protocols. It supports many...

    Open Source Windows Linux PortableApps.com

  • Nimbuzz icon

    Nimbuzz

    Nimbuzz offers limited availablility free calls and limited availability free text messaging for users via 3G and WiFi. Calls to other Nimbuzz users are free. PAY to...

    Freemium Mac Windows Web Android iPhone ... Java Mobile S60 HP webOS Blackberry Android Tablet Windows Phone iPad Chrome Kindle Fire

  • YakYak icon

    YakYak

    What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete conversation * Notifications * ...

    Open Source Mac Windows Linux

  • Zoiper icon

    Zoiper

    Zoiper IAX & SIP multilanguage and multiplatform (Windows, Linux and Mac OS X) softphone is a VoIP soft client, meant to work with any IP-based communications...

    Freemium Mac Windows Linux Web Android ... iPhone Windows Phone

  • MicroSIP icon

    MicroSIP

    MicroSIP is a free portable SIP softphone for Windows based on PJSIP stack. It allowing to do high quality VoIP calls (P2P or on regular telephones) via open SIP...

    Open Source Windows PortableApps.com

  • Fring icon

    Fring

    Fring is a VoIP (voice over internet) app that allows you to make 2-way video calls, voice calls and live chat for free, from your phone or iPod. It offers video...

    Freemium Android iPhone

    • Discontinued The apps seem to be no longer updated. Last versions, released in February 2014, can be still downloaded from the appstores.
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  • shMessenger icon

    shMessenger

    ShMessenger Mobile is a free instant messaging client for mobile phones, which supports YMSG (Yahoo!), MSN and GTalk protocols. In just a few minutes, you can chat with...

    Free Java Mobile

    • Discontinued Latest version 2011
  • Talkatone icon

    Talkatone

    Talkatone gives you free calls, text messages, real-time location sharing and picture sharing to Facebook and Google friends, or any phone number in US. Talkatone can...

    Freemium Android iPhone Android Tablet iPad

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