The Game Census
Radiation Island cover art

Radiation Island

Atypical Games · 2016-11-29

Steam

ActionAdventureIndie

Modes: Single player

Releases: Nov 29, 2016 (PC (Microsoft Windows)), Nov 29, 2016 (Android), Feb 22, 2018 (Nintendo Switch), Jan 29, 2015 (iOS)

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.

1
playing now
81%
positive of 638 reviews
Very Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
33/100
critic score (1 outlets, IGDB)
64/100
IGDB user rating (5 ratings)
pending
deck/linux tier (ProtonDB)
$9.99
steam price (US)

1 players in-game as of 2026-08-30 11:00 UTC (census sample)

Radiation Island is an action-adventure and survival game by California-based developer Atypical Games. It was initially released on iOS and MacOS on January 29, 2015, and later also published on Microsoft Windows and Android on November 29, 2016, as well as Nintendo Switch on February 22, 2018. Gameplay in Radiation Island features elements of exploration, crafting, combat, and survival. Also multiplayer can be unlocked after completing the game.

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 41% of 10,936 Action games in the census by review count.
Estimated sales: 16k–38k copies

Review-multiple estimate from 638 total reviews — how this is computed.

All-time low: $0.99 at Steam (2021-10-28) · bundled 2×via IsThereAnyDeal

12-month high $9.99 · on sale 2 of 4 observed days (census price snapshots)

Players online

402026-08-12 00:00 — 1 players2026-08-12 16:00 — 0 players2026-08-13 08:00 — 1 players2026-08-14 00:00 — 0 players2026-08-14 15:00 — 0 players2026-08-15 07:00 — 0 players2026-08-15 23:00 — 1 players2026-08-16 15:00 — 1 players2026-08-17 07:00 — 0 players2026-08-17 23:00 — 2 players2026-08-18 15:00 — 1 players2026-08-19 06:00 — 1 players2026-08-19 22:00 — 0 players2026-08-20 14:00 — 2 players2026-08-21 06:00 — 3 players2026-08-21 21:00 — 4 players2026-08-22 13:00 — 2 players2026-08-23 05:00 — 1 players2026-08-23 21:00 — 2 players2026-08-24 13:00 — 1 players2026-08-25 05:00 — 1 players2026-08-25 20:00 — 4 players2026-08-26 13:00 — 0 players2026-08-27 05:00 — 1 players2026-08-27 21:00 — 1 players2026-08-28 14:00 — 1 players2026-08-29 06:00 — 1 players2026-08-29 19:00 — 2 players2026-08-30 11:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$9.99$0.992016-11-292026-07-092016-11-29 — best price $2.992017-07-05 — best price $2.992017-11-01 — best price $2.992017-11-28 — best price $2.992018-01-04 — best price $2.992018-06-22 — best price $3.392018-10-30 — best price $3.992018-11-22 — best price $6.992018-12-21 — best price $6.992019-06-26 — best price $4.492019-10-28 — best price $3.992019-11-26 — best price $4.992019-12-19 — best price $2.992020-06-25 — best price $3.992020-10-29 — best price $6.692020-11-25 — best price $6.992020-12-22 — best price $3.992021-05-27 — best price $4.992021-10-28 — best price $0.992021-11-24 — best price $4.992021-12-22 — best price $1.992022-01-27 — best price $4.992022-06-23 — best price $3.992022-11-29 — best price $9.992023-01-05 — best price $9.992023-03-23 — best price $9.992023-11-02 — best price $9.992024-05-27 — best price $4.992024-06-27 — best price $5.992024-10-28 — best price $6.992024-11-27 — best price $6.992024-12-19 — best price $6.992025-10-27 — best price $4.992026-06-25 — best price $1.992026-07-09 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsFull controller supportSingle-playerSteam AchievementsFull controller supportSteam CloudFamily Sharing

9 supported languages: English, French, Italian, German, Spanish - Spain, Japanese, Korean, Portuguese - Portugal, Russian

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)7117%40
Switch (Nintendo)20%0

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

IndieActionHorrorZombiesCraftingSurvivalAdventureOpen WorldMultiplayerSingleplayer

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

Star Control®: OriginsMiscreatedSavage LandsRising WorldCitadel: Forged with FireForce of NatureDude SimulatorDude Simulator 2

Similarity via IGDB.

Official site ↗