❶ Install Delta Chat

Download options without automatic updates
Homebrew manual install: brew install --cask deltachat
Download options without automatic updates
Winget install: winget install 9PJTXX7HN3PK
Download options without automatic updates
Flatpak manual install: flatpak install flathub chat.delta.desktop
Arch manual install: yay -S deltachat-desktop-git
Nix manual install: nix-env -f "<nixpkgs>" -iA deltachat-desktop
Snap manual install (community maintained): sudo snap install deltachat-desktop
Download options without automatic updates
Ubuntu Touch
See blog for details about this community driven effort
Source Code

❷ Get an Account

You can use (almost) any email account with Delta Chat. If you need a new one, tap or scan this QR code to get a random @nine.testrun.org email address:

❸ Enter a Username and Meet Your Friends

Now you can enter a username, select a profile picture, and chat with your friends. Meet and verify them by scanning QR codes or send them an invite link.

An iOS user scanning a QR code on someone else's phone.

Minimal requirements: Android 4.1 Jelly Bean or iOS 12, iPhone 5s or iPad 5/Air/Mini 2 or Windows 10, macOS 10.15 Catalina, Ubuntu 18.04, Fedora 29 or Debian 10 or compatible systems.

The desktop versions do not require Delta Chat to be installed on a phone.

Changelogs & More