Download

The alpha, for Windows, Linux and Android. Closed test: the download asks for the test credentials.

Windows, Linux and Android. The file names carry the platform.

Android

The APK is in the file list, the name ending in android-arm64.apk.

Android 7 or newer, on a 64-bit (arm64) phone or tablet.
When Android asks, choose Allow from this source for your browser, then install.
Updates come from this page, not Google Play. The game says when a new version is needed and links back here. Your pilot stays on the server.