Dev build
Android
Download impA1ct
Install the app directly on your Android phone — it takes about a minute.
This is the dev build. It connects to a test server, so don't use real health
data. For the real app, use the production download page.
Verify the file (SHA-256)
Before you install
- Open this page on your Android phone Use Chrome or your phone's default browser. Android 8.0 or newer is required.
- Tap “Download” and save the file If your browser says the file type “can harm your device”, tap Download anyway. It's safe — the app just isn't from the Play Store yet.
- Open the downloaded file Tap Open on the download notification, or find it in your Files / Downloads app.
- Allow installs from your browser (one time) If Android says it can't install unknown apps, tap Settings, turn on Allow from this source, then press back and tap Install.
- Tap “Install”, then “Open” If Google Play Protect shows a warning, tap More details → Install anyway.
Good to know
- Updating: download the newest file from this page and install it over the old one — your account and data stay put.
- Won't install? Make sure you have a little free storage, and if you already have a different copy of impA1ct, uninstall it first.
- On iPhone? This page is Android-only. iPhone testers get the app through TestFlight.