Releases¶

Client	Version	Released	Download	Notes
Electrum plugin	0.4.2	2026-10-13	plugin/zip/v0.4.2	Release notes
Android app	0.3.0	2026-09-22	Releases	Release notes
Sparrow	0.2.0	2026-08-23	Releases	Release notes
Umbrel app	0.1.2		Umbrel app store	In the app store
Web UI, daemon and CLI	`main`		invincible-privacy/joinstr	No separate releases
Rust and Dart library	`master`		rust-joinstr/joinstr	No separate releases

Verifying downloads¶

The Electrum plugin zip, the Android APK and the Sparrow release manifest are signed by /dev/fd0.

gpg --keyserver hkps://keys.openpgp.org --recv-keys 9253062A4F92D63459085CA62D230520212A5901

Client	Verify with
Electrum plugin	`gpg --verify joinstr.zip.asc joinstr.zip`
Android app	`gpg --verify Joinstr_v0.3.0_release.apk.asc Joinstr_v0.3.0_release.apk` and `sha256sum -c SHA256SUMS_v0.3.0`
Sparrow	`gpg --verify manifest.txt.floppy.asc manifest.txt` and `sha256sum --check --ignore-missing manifest.txt`

Electrum plugin 0.4.2. It works in the Electrum binaries and talks to 0.4.1 peers. No action needed.
Electrum plugin 0.4.1. Pools created by 0.4.0 cannot be joined from 0.4.1. Finish or abandon them before upgrading.
Android 0.2.0 and later. The signing certificate changed in 0.2.0. Uninstall 0.1.x before installing a newer version.