tSIP Alternatives

White-label VoIP Softphone with WebRTC and Auto-provisioning

PhonerLite enables your PC to use it for internet telephony (VoIP , Voice over IP, SIP).

Employee Monitoring Software with Screenshots, Internet, Activity and Time Tracking

Try for free freemium $4.99 / Monthly

Empower Creation and Ensure Brand Consistency. Build and Share libraries of visual assets with your entire team — all from your desktop.

Open Source

Desktop client for Google Hangouts

Softphone for VoIP, CAPI und TAPI.

Application and Data, Collaboration, and Web and Video Conferencing

Open Source

VoIP and video calling, messaging and presence - all from your computer desktop with the award-winning Bria 5 softphone client.

SessionTalk Desktop Softphone is a feature rich SIP Client for Windows devices with Video, Messaging, Push Notifications, Encryption, Dial Plan, Call Transfer and Call Recording.

Comwave is a state-of-the-art communication service and rich solution providing a platform that is designed for modern businesses to streamline their growth with an agile approach.

Astian Spika is an instant messaging service focused on speed, security and productivity. With great differences such as integration with Astian Cloud, support for video calls, calls among other features.

WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.

free

Open-source video calling and chat platform.

Linphone is an internet phone or Voice Over IP phone (VoIP).

Open Source