The Element app is free.
When it comes to choosing where to host your data (your conversations), and extras such as bridging, there are free and paid options.
Element
Element One
Element Home
Number of separate accounts
Multiple devices per account (Web, Android, iOS, macOS, Windows & Linux)
Cost per month
Matrix.org or any other free public server
Self-host on your server
EMS (fully managed hosting from Element)
Matrix open standard to connect to millions of users
Open, publicly available bridges to federated rooms (e.g hosted by Matrix.org)
Includes bridging services to WhatsApp, Signal and Telegram
Optional bridging services available at $0.5 per remote monthly active user (RMAU)
End-to-end encryption
Cross-signed device verification
Secure login (PIN or Face ID)
No phone number required
Unlimited messages on the Matrix network
Unlimited messages with people on WhatsApp, Signal and Telegram (subject to fair usage)
Create unlimited number of rooms
No room size limits
Unlimited message history (subject to fair usage)
One-to-one, group and public rooms
Spaces to organise conversations
Read receipts
Editable messages
Reactions
Unlimited push notifications
File sharing
Widgets for in-chat collaboration
Search in end-to-end encrypted rooms
App translation in 60 languages
One-to-one and group voice and video calls
Screen sharing
Voice messages
Matrix is an open network for secure, decentralised communication, connecting 42M+ users over 80K+ deployments.
Governed by The Matrix.org Foundation, the Matrix protocol is an open standard with open source implementations, supporting a vibrant developer ecosystem. Element was founded by the team behind Matrix as a way to bring it to the mainstream.