Radiation Island similar games & best alternatives
Should you play it?
Radiation Island is a survival adventure game where you craft your own destiny in a huge open world environment. As part of the Philadelphia Experiment you have become stranded in a parallel, alternate reality. Discover this new and mysterious world, with all its surprises.
What works
- Excellent value for price
- Engaging survival and crafting mechanics
- Interesting story and atmosphere
- Large open world with exploration
- Base building and customization
Things to keep in mind
- Dated graphics and animations
- Some bugs and ai issues
- Repetitive late game
- Limited multiplayer and social features
- Building mechanics can be janky
What to play next
Top picks
Games that feels the closest overall
Less expressive
Games that feels like Radiation Island but with less self-expression and customization · 15 games
More intense
Games that feels like Radiation Island but with a more intense feel · 6 games
Less survival-focused
Games that feels like Radiation Island but with less survival pressure · 5 games
Less violent
Games that feels like Radiation Island but with less combat and destruction · 3 games
Others
Other games that might remind you of Radiation Island · 12 games
Last update: 18/09/2026