64Gram is described as '(unofficial Telegram Desktop)' and is a instant messenger in the social & communications category. There are more than 50 alternatives to 64Gram for a variety of platforms, including Android, iPhone, Mac, Windows and Linux apps. The best 64Gram alternative is Signal, which is both free and Open Source. Other great apps like 64Gram are Telegram, Element, Matrix and Pidgin.
An open-source decentralized and encrypted messaging app even without internet connection via Wi-Fi and Bluetooth. Messages are stored securely on your device, not in the cloud. Connect directly with nearby contacts - no Internet access is required.
Threema is a new mobile messaging app that puts security first. With true end-to-end encryption, you can rest assured that only you and the intended recipient can read your messages.
Threema is the most popular commercial alternative to 64Gram.
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.
Provides a chat experience over email, with all messages and contacts stored on user devices, open source code, group media support, and compatibility with any provider. No central servers, no tracking, works without SIM, and can be used by anyone just via email.
Offers secure messaging with end-to-end encryption, unlimited free calls, group chats for up to 250 members, rich media sharing, emoji reactions, AR lenses, self-destruct messages, affordable international calls, community channels, and robust privacy across devices.
FluffyChat is an open, nonprofit and cute matrix messenger app for Ubuntu Touch, Android and iOS.
Keybase is a new and free security app for mobile phones and computers. For the geeks among us: it's open source and powered by public-key cryptography.
Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].
Provides comprehensive communication features including group video calls, voice calls, fast messaging, photo sharing, and location mapping. Access through mobile and web platforms with real-time notifications, ensuring seamless interactions using multimedia tools.
kMeet is an unlimited, free, Swiss solution for organising encrypted video-conferences.
FaceTime is a video calling software feature developed by Apple for the iOS and Mac OS.
An alternative Telegram client based on TDLib, with higher speed, slicker animations and experimental features.
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