Voip Stunt is described as 'VoipStunt is a free program that uses the latest technology to bring free and high-quality voice communications to people all over the world' and is an app in the Social & Communications category. There are more than 50 alternatives to Voip Stunt for a variety of platforms, including Android, Online / Web-based, iPhone, Windows and Mac. The best alternative is Jitsi, which is both free and Open Source. Other great apps like Voip Stunt are Wire (Free Personal, Open Source), WhatsApp (Free), Hangouts (Free) and Zulip (Free Personal, Open Source).
aTalk is an XMPP client that supports the following features: * Instant messaging in plain text and End-to-End encryption with OMEMO or OTR * OMEMO encryption is available during multi-user group chat session, giving users maximum privacy and security * Supports both voice...
Daily is an audio and video API. Easily build video chats in your web or mobile apps with an API built on top of WebRTC or drop in the Prebuilt UI for fast video conferencing integration. 1,000 person video and audio calls. HIPAA compliant.
Fully open source instant messaging server and clients. No proprietary components or non-free dependencies. Backend in pure Go (GPL 3.0), with a command-line administration tool in python + gRPC. Clients for Android, iPhone, and Web - ReactJS (all licensed under Apache 2.0).
Telephone allows you to make phone calls over the Internet or your company network. If your phone line supports SIP protocol, you can use it on your Mac instead of a physical phone anywhere you have a decent network connection.