

Project Castaway
- 2+players
- PC
Project Castaway is a survival crafting title set in the Pacific Ocean. Live the life of a stranded castaway, with only yourself - and the island's inhabitants - for company! Sail the ocean, hunt, explore unique islands and gather resources as you fight for survival.
Who can play
Store (how we check facts)- Split-screen is not confirmed.
- Online on PC. How many can join is not confirmed.
- Whether one copy is enough is not confirmed.
How it plays
Is it good
64%
Mixed on Steam
Steam Deck Unsupported
Every way to play together
Steam lists online co-op for PC. Player counts are not confirmed yet. 64% positive of 1,800 Steam reviews.
- 2+
Quick facts
- Developer
- Mardonpol Inc.
- Platforms
- PC
- Released
- Mar 17, 2026 on PC
- Controllers
- Full controller support on PC, PlayStation controllers too
- Languages
- Text in 14 languages, voices in English
In these lists
Answers
- Does Project Castaway have couch co-op?
- No same-screen play is confirmed. The Steam listing does not include it on PC. Online play is the way to play it together.
- Do you need two copies of Project Castaway?
- No one-copy option is listed, so expect each player online to need their own copy.
- Does Project Castaway work on Steam Deck?
- No: Steam rates it Unsupported on Steam Deck.
- Is Project Castaway free?
- No, it's a paid game.






















