For two months the only way to install Kryzz AI, my free, open-source (MIT) Android AI app, was a debug APK. I kept writing "a signed release build is on my list" at the bottom of every post. Today it's out, so this is the short version of what changed and what didn't.

What changed

Signed with a release key. Package is ai.daylight.assistant . The cert SHA-256 is in the README and the release notes, so you can check it before you install.

Minified, ~19 MB instead of ~82 MB. Most of the old size was debug overhead, not features.

It works with Obtainium. Point it at the repo and filter for release and you'll get updates without checking GitHub yourself.

The README got rewritten : install in 60 seconds, a comparison table against hosted AI apps, screenshots and a FAQ.

The catch if you already installed the debug build

The release and debug builds are separate apps (different package name). They install side by side and don't share data.…