Alternatives to DrayTek SIP SoftPhone for all platforms with any license

Platforms

Mobile

Show 12 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 / Cloud Windows Mobile ... Android iPhone Android Tablet Windows Phone iPad Xfce

  • Telephone icon

    Telephone

    Telephone is a VoIP program which allows you to make phone calls over the internet. It can be used to call regular phones via any appropriate SIP provider, including...

    Open Source Mac

  • 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

  • FreeSWITCH icon

    FreeSWITCH

    FreeSWITCH is a scalable open source cross-platform telephony platform designed to route and interconnect popular communication protocols using audio, video, text or any...

    Open Source Mac Windows Linux BSD

  • Phoner icon

    Phoner

    Softphone for VoIP, CAPI und TAPI. This application enables voice connections to landline, cellular network and VoIP. Phoner can be used as softphone on stationary and...

    Free Windows

  • 3CX Phone System icon

    3CX Phone System

    3CXPhone is a free VoIP phone available for Windows, iPhone or any Android based smart phone such as Google Nexus, Sony Xperia, Motorola Droid or Samsung Galaxy. Connect...

    Freemium Windows Android iPhone

  • tSIP icon

    tSIP

    Lightweight portable SIP softphone with BLF and customizable keypad built with libre/librem/baresip BSD-licensed stack.

    Open Source Windows

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  • Voip Stunt icon

    Voip Stunt

    VoipStunt is a free program that uses the latest technology to bring free and high-quality voice communications to people all over the world. When you use the free...

    Free Windows

  • Starfish PBX

    Starfish PBX aims to be an open source alternative to Digium’s Switchvox. The goal is to have a software equivalent to which we can add additional functionality like: ...

    Open Source Linux

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