Every 24 hours, NPC art critics visit your gallery. They judge your collection based on . High scores unlock new milking equipment faster.
If you’ve played before, use the cloud save feature (usually via Google Play Games sign-in within the APK). If not, just start a new gallery. i milk gallery apk game
Avoid torrents or obscure forums. Recommended sources (at the time of writing) include: Every 24 hours, NPC art critics visit your gallery