Based on our record, Mattermost should be more popular than Threema. It has been mentiond 59 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
> Tell me another platform that is free, has realtime chat, voice and video, has stable service, allows sharing images and other media, with good ownership management... And is open source. Mattermost: https://mattermost.com/ Rocket.Chat: https://www.rocket.chat/ Nextcloud Talk: https://nextcloud.com/talk/ Self hosting and some assembly required. I've run all of them on cheap VPSes to explore a Slack/Discord... - Source: Hacker News / 23 days ago
Mattermost, Inc. | Senior React Native Engineer | REMOTE (US Only) | Full-Time At Mattermost we build an open core, chat and collaboration platform focused on making users with mission critical work more productive while also allowing our customers to self-deploy and have full control over their own data. We’re looking for a Senior React Native Engineer who has the depth to significantly move the performance... - Source: Hacker News / about 2 months ago
Mattermost — Secure collaboration for technical teams. Free plan with unlimited channels, playbooks, boards, users, 10GB storage, and more. - Source: dev.to / 3 months ago
Mattermost for Chat, and also for Notifications sent by Uptime-Kuma. Source: 5 months ago
Mattermost is an good alternative to companies, workers and teams. Source: 10 months ago
No one time $5. It's extremely secure. Here is the info https://threema.ch/en. Source: 10 months ago
Threema also seems good and doesn’t use a number: https://threema.ch/en. Source: 11 months ago
14. Threema (encrypted chat app): https://threema.ch/en Source: https://qz.com/india-has-blocked-14-messenger-apps-on-security-fears-1850390425. - Source: Hacker News / 12 months ago
More seriously, I’m not an expert on this topic, but (from what I saw) Threema seems to be a good alternative. 🤷♂️. Source: about 1 year ago
PAID If you can spare $4 I think Threema is the way to go. It’s completely anonymous, no names, no numbers and it has a scannable QR code you can show other Threema users you meet if you don’t want to exchange personal information. Source: about 1 year ago
Slack - A messaging app for teams who see through the Earth!
Telegram - Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Signal - Fast, simple & secure messaging. Privacy that fits in your pocket.
Rocket.Chat - Rocket.Chat is a Web Chat Server, developed in JavaScript, using the Meteor fullstack framework.
WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
Element.io - Secure messaging app with strong end-to-end encryption, advanced group chat privacy settings, secure video calls for teams, encrypted communication using Matrix open network. Riot.im is now Element.