Alternatives to MicroSIP for all platforms with any license

  • Jitsi icon

    Jitsi

    Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports protocols such as SIP, XMPP/Jabber, ICQ/AIM, Windows Live, Yahoo!, GTalk/Hangouts extensions, as well as OTR...

    Open Source Mac Windows Linux Web / Cloud Android BSD

  • 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 messaging. Linphone makes use of the SIP protocol, an open...

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

  • Wire icon

    Wire

    Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group chats, file sharing, audio and video messages - everything is end-to-end encrypted. Wire works on Android, iOS...

    Free Mac Windows Linux iPad Web / Cloud Android ... iPhone Chrome OS Android Tablet Microsoft Edge Chrome Opera Firefox

  • 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 audio and video codecs, and is interoperable with other SIP...

    Open Source Windows Linux PortableApps.com

  • CSipSimple icon

    CSipSimple

    csipsimple will allow native sip for android device. It relies on the pjsip SIP stack and use the pjsip-jni project. The use of this native library will ensure a better speed, call quality and less battery consumption than...

    Open Source Android

  • YakYak icon

    YakYak

    What does it do: * Send/receive chat messages * Create/change conversations (rename, add people) * Leave/delete conversation * Notifications * Toggle notifications on/off * Drag-drop, copy-paste or...

    Open Source Mac Windows Linux

  • 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 Google Voice via Gizmo5. If your office or home phone works via SIP...

    Open Source Mac

  • 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 mobilecomputer devices attached to anlogue or digital (ISDN)...

    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 3CXPhone to a VoIP provider or to a VoIP PBX (for example 3CX...

    Freemium Windows Android iPhone

  • X-Lite icon

    X-Lite

    Combining voice calls, video calls and Instant Messaging in a simple interface, CounterPath's X-Lite helps you seamlessly transition from a traditional phone environment into the world of Voice over IP. The latest release of...

    Commercial Mac Windows

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  • Cam Italy icon

    Cam Italy

    Vieni a conoscere nuovi amici, puoi utilizzare la tua Webcam o Chattare senza.

    Free Web / Cloud

  • Speek icon

    Speek

    At Speek we’re dedicated to bringing you super simple conference calling with no dial-ins, pins or downloads. Participants click the Speek link to start or join a call from their phone, web or mobile browser. You can see who’s joined...

    Freemium Web / Cloud Android iPhone Windows Phone

  • Line2 icon

    Line2

    Line2 is a VoIP phone service that lets you call & text from a separate phone number via WiFi or 3G/4G/LTE. At a small premium, Text & call ANYONE in the US/Canada, forwarding & more. Pick any phone number. Line2 gives...

    Commercial Mac Windows iPad Android iPhone Android Tablet ... Apple Watch Kindle Fire

  • Paltalk icon

    Paltalk

    Paltalk is an instant messaging service that enables users to communicate via internet chat, voice and video chat. It offers chat rooms and the ability for users to create their own public virtual chat room. Free live video chat...

    Freemium Mac Windows Web / Cloud Android iPhone Kindle Fire

  • tSIP icon

    tSIP

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

    Open Source Windows

  • YateClient icon

    YateClient

    YateClient is an Instant Messenger and a SoftPhone.

    Free Mac Windows Linux

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  • Spreed icon

    Spreed

    Spreed is the worldwide unified web conferencing service offering integrated web and telephone conferencing. It is based on Flash Player. Free service includes 3 attendees and max 1.5h meetings. Single events or monthly service can be...

    Commercial Mac Windows Linux Web / Cloud

  • Yate - Yet Another Telephony Engine icon

    Yate - Yet Another Telephony Engine

    Yate is a softswitch (concept of separating the network hardware from network software). It supports VoIP protocols: H.323, SIP, IAX1, IAX2, RTP. For the plain old telephony systems (PSTN) it supports ISDN BRI and PRI. Is...

    Open Source Linux

  • Silent Phone icon

    Silent Phone

    Silent Phone – Secure Encrypted Video & Voice Mobile Phone Calls You now have the ability to have secure encrypted phone calls between Silent Circle members, anywhere, anytime, with complete control. Make a secure call as...

    Commercial iPad Android iPhone Android Tablet

  • Acrobits Softphone icon

    Acrobits Softphone

    Acrobits Softphone, an app for entry into the world of SIP.

    Commercial Android iPhone

  • Whistle Phone icon

    Whistle Phone

    Whistle Phone is an app for calling or texting your family and friends for free over Wifi or your mobile data plan. On your own customized phone number, you can make and receive unlimited texts from high-definition and secure calls...

    Freemium Mac Windows iPad Android iPhone

  • 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 VoipStunt software, you can call regular phones in various popular...

    Free Windows

  • Twinkle softphone icon

    Twinkle softphone

    Twinkle is a soft phone for your voice over IP communcations using the SIP protocol. You can use it for direct IP phone to IP phone communication or in a network using a SIP proxy to route your calls.

    Open Source Linux

    • Discontinued Latest version, 1.4.2, was released on 25 february 2009, but it's still downloadable.
  • CallProtector icon

    CallProtector

    Encrypted secure Calls with CallProtector! App available on iOS & Android With CallProtector you can call others in a secure way, you only need working Internet(EDGE / 3G / WIFI) While you are calling someone, the devices...

    Free Android iPhone

  • 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: Configure additional, non-digium, telephony cards Provisioning...

    Open Source Linux

  • Homer icon

    Homer

    Homer is a free cross-platform SIP softphone with video support. It is able to communicate in peer-to-peer mode without any infrastructure in the network. But it also supports SIP servers (PBX boxes) as well. The amount of...

    Open Source Mac Windows Linux

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