Tempo Messaging is described as 'Tempo is a privacy-focused messaging app designed for secure communication. Features include end-to-end encryption, restrictions on screenshots and screen recordings, and self-destructing messages' and is a instant messenger in the security & privacy category. There are more than 50 alternatives to Tempo Messaging for a variety of platforms, including Android, iPhone, Windows, Mac and Linux apps. The best Tempo Messaging alternative is Signal, which is both free and Open Source. Other great apps like Tempo Messaging are Telegram, Element, Matrix and Jitsi Meet.
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.
Threaded group conversations combine live and asynchronous messaging, separating topics for organized collaboration, supporting open-source, cloud, and self-hosted deployments, secure communication with encryption, and multi-platform access for diverse teams.
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.
It is the brand new, and fastest ever, Matrix client. It is for personal and community use, and will support enterprise functionality later this year.
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.
Encrypted messenger supporting multi-platform access, unlimited group and private chats, file and voice message sharing, decentralized operation, open-source code, custom themes including dark mode, advanced moderation, push notifications, and no advertisements.
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.
Linphone is one of the most famous open source softphones in the world. It is fully SIP-based, for all calling, presence and IM features.
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].
Centralize multiple chat and messaging services in one customizable interface, organize workspaces, receive synchronized notifications, manage multiple accounts per service, and easily access popular platforms on Mac, Windows, and Linux. Privacy controls included.
ArcaneChat is a Delta Chat client and was created with a focus on usability, good user experience, and saving data plan. Also the app usually experiments with new features that eventually might get added to the official Delta Chat client.
XMPP, or Extensible Messaging and Presence Protocol, is an open standard for instant messaging and real-time communication, allowing for message exchanges between any two entities on the Internet. It's known for its decentralized and extensible nature.
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