Talkonaut is described as 'free Jabber (XMPP) client for your iPhone or iPod with free peer-to-peer voice calling over Jingle Audio extension compatible with GoogleTalk™. Talkonaut can be used with any standard Jabber account like Gmail, Gizmo5™, Jabber' and is an app in the Social & Communications category. There are more than 50 alternatives to Talkonaut for a variety of platforms, including Android, iPhone, Windows, iPad and Mac. The best alternative is Element, which is both free and Open Source. Other great apps like Talkonaut are Jitsi (Free, Open Source), Tox (Free, Open Source), Wire (Free Personal, Open Source) and WhatsApp (Free).
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).
- Qt E-Mail Client. - Build-in Encryption to secure E-Mails - Secure P2P Email from Friend to Friend without relying on a central server. - Chat and Instant Messaging is build in. Define & Add your friends.
Team.video helps remote teams have happier, more productive meetings by offering user friendly video meetings with agendas, collaborative notes, and emoji responses. No download required and it’s free to use.