Discover aliens, design and build your own your own intergalactic space-prison! To play, design Cell blocks and then confine prisoners using your security drone! This unique combination of building and action mechanics will keep you playing for hours.
Discover and collect many unique aliens
Secure your prisoners in the action packed Lock-Down sequence
Build your prison to be uniquely your own!
Research new buildings and cell blocks
Keep your inmates in great shape to maximize profits!
Prison Planet is free to play! Download it on Steam and start playing instantly.
Q
What is the latest Prison Planet Steam price?
Prison Planet is completely free on Steam. No purchase needed - just download and play. If you are looking for premium DLC or in-game items, check the offers table above.
Q
Prison Planet PC sale & discount - all in one place
Our price tracker covers both official retailers and key marketplaces, so you can find Prison Planet on sale even outside seasonal promotions. We currently detect 0 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.
Q
Does Prison Planet have GeForce NOW support?
Based on our data, Prison Planet is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.
Q
Can I buy Prison Planet on Steam?
Yes. Prison Planet has an official page on the Steam Store, but we currently don't track any third-party offers with Steam DRM. Check back later or set a price alert.
Q
Can I play Prison Planet on Steam Deck?
Not at this time. Valve marks Prison Planet as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.
Q
Is Prison Planet on PC Game Pass or other subscriptions?
Prison Planet does not appear to be available on PC Game Pass, EA Play, Ubisoft+ or any other PC subscription service at this time. Your only option is purchasing the game - use XD.deals to find the best price.
Q
Can I buy Prison Planet here?
No - XD.deals is not a store. We are a price-comparison service that tracks the best Prison Planet deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.
Want to buy at the best moment? Set a price alert on XD.deals and get notified when Prison Planet hits its next historical low.
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Risk info:
Before buying from keyshops, users should be aware that some stores may involve additional risks, such as hidden fees, marketplace-based sellers, VAT added at checkout, or keys not sourced directly from publishers.
XD.deals highlights these factors to help users evaluate offers more accurately and avoid unexpected costs or account-related issues.
