Build towers, stop the titans.
Questions, bug reports or feedback? Get in touch — we usually reply within a few days.
support@stremellabs.deHow do I restore my purchases?
Open the in-app store and tap “Restore Purchases”. Make sure you are signed in with the same Apple ID you used for the original purchase.
My progress disappeared after reinstalling.
Progress is synced via iCloud. Make sure iCloud is enabled for the game and that you are signed in with the same Apple ID, then reopen the app.
My leaderboard score isn't showing.
Game Center features require an internet connection and a signed-in Game Center account. Check your connection and your Game Center settings.
How do I change the language?
The game follows your device language. Change it in iOS Settings, or in the game's own settings if available.