Simplex Chat v5.4 is released – link mobile and desktop apps via secure quantum resistant protocol.

Also in v5.4:

- Many group improvements:

- faster to join and more reliable. Once you upgrade to v5.4, join the new users' group and find other groups in SimpleX directory.

- create groups with incognito profile.

- block group members to reduce noise.

- Better calls: faster to connect, with screen sharing on desktop.

- Many other fixes and improvements.