Zulip is the only modern team chat app that is designed for both live and asynchronous conversations. Zulip topics create a separate space for each discussion, so different conversations will never get in each other's way.
- - Zulip is the most popular Web-based, Windows, Android & Mac alternative to Say&Go.
- - Zulip is the most popular Open Source & free alternative to Say&Go.
An alternative Telegram client based on TDLib, with higher speed, slicker animations and experimental features.
Telegram X Features
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).
- - Tinode is the most popular SaaS alternative to Say&Go.
Phoner provides business owner, sales people, lawyers, doctors, police officers and others with a second phone number to protect their identity and also gives the convenience of multiple phone numbers on one device.
A voice memos-like for Android and iOS. Written in Flutter. Transcription on iOS uses the native transcription APIs (mostly on-device) and on Android, uses Vosk.
Sesame is a messaging app that gives you a self-aware digital assistant to protect messages on your behalf: your own Personal Cognitive Messenger™.
An app that converts your voice notes into concisely summarized text. No more filler words, repeated sentences, and unnecessary 'umms'. With Audio Pen, you can think finally, literally think out loud.
Turn your phone into a Walkie Talkie.
Don't waste time on phone calls and voicemails.
Voxer is a Walkie Talkie app for smartphones. Send instant Audio, Text, Photo and Location messages to one friend or a group of your friends. Your friends can listen to your message while.
SafeSwiss The world’s most effective end to end encryption security solution including P2P Voice, encrypted email, encrypted storage, ephemeral text chat, docs share & group chat for mobile phone devices and PC's.
WowApp helps you do good through the Power of Sharing. We share all revenues with you. WowApp Messenger is free and you can receive earnings without ever spending money.
Roger is the best way to talk with with friends and family. It’s a free walkie-talkie style app that connects you to anyone in your phone.Discontinued
For a while now..