Project Castaway

First-person survival crafting across Pacific islands by raft

Mardonpol Inc. · Released Mar 17, 2026

Reviews: Mixed; 65% of 1,892
Recent reviews: Mixed; 41% of 43 in 30 days
Playing now: 35; right now
Steam Deck: Unsupported
Last update: Unknown; no patch notes found

What is Project Castaway?

You play a castaway stranded on a deserted Pacific island in this first-person, open-world survival crafting game. You gather supplies, hunt, scavenge shipwrecks, build shelters and rafts, and travel between islands while managing sleep and sanity. You can play alone or in online co-op.

For you if...

+you like building shelters and rafts from gathered materials
+you enjoy exploring islands and scavenging shipwrecks
+you prefer open-ended survival over constant direction

Not for you if...

−you dislike regularly managing food, sleep, and sanity
−you want fast progress without repeated resource gathering

What players say

65% of 1,892 reviews are positive · 41% of 43 in the last 30 days

Players praise the island scenery, survival systems, building, and exploration. They complain about persistent bugs, cumbersome inventory and construction, and co-op problems that disrupt shared play and quest progress. Recent players also report game-breaking issues.

Screenshots and trailer

Project Castaway system requirements

As published by the developer.

Minimum

OS: Windows 10
Processor: Intel Core i3-6100 or equivalent CPU
Graphics: NVIDIA GeForce GTX 970 or AMD equivalent
Memory: 8 GB RAM
Storage: 4 GB available space
Notes: Does not work well with integrated GPUs

PC version details

DRM, required accounts, controller support and Steam features.

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows, Linux
Achievements: 59
Steam features: Family Sharing

Steam Deck: Unsupported

Graphics settings cannot be configured to run well on Steam Deck

Multiplayer and co-op

Languages

Full audio: English. Text only: French, Italian, German, Spanish - Spain, Japanese, Korean, Polish, Portuguese - Brazil, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Latin America, Traditional Chinese.