Astro Frontier
Converted for convenience — you'll be charged €29.99.
Activates on Steam
GLOBAL Activates worldwide — no region restrictions.
Buying from United States — change
What you get: a Steam activation key, delivered to your library and email the moment payment completes.
Free buyer protection on every order · how it works
All fees included
Open-galaxy exploration RPG. Build a ship, chart wormholes, betray your crew.
Sourced from vetted, KYC-checked commercial suppliers and continuously health-scored. You always buy from cheapkeys — we're accountable for every order.
- Open the Steam app and sign in (or create a free account at steampowered.com).
- Click Games → Activate a Product on Steam… in the top menu bar.
- Paste the key from your cheapkeys library — use the Copy button, no retyping.
- Follow the prompts; the game is added to your Steam library and starts downloading.
Keys are single-use. If Steam reports the key as invalid, don't retry more than twice — open a buyer-protection claim instead.
Every order includes free buyer protection
Invalid key? Replacement first, full refund otherwise — automatically, on every order.