The Game Census
Radium cover art

Radium

Lukas Jaeckel · Develobster · 2015-03-13

Steam

ActionCasualIndie

Modes: Single player

Releases: Mar 13, 2015 (Mac), Mar 13, 2015 (PC (Microsoft Windows)), Mar 13, 2015 (Linux)

Radium is a minimalist and physics-based skill game, featuring unique game controls.

0
playing now
80%
positive of 162 reviews
Very Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
70/100
IGDB user rating (0 ratings)
$0.99
steam price (US)

0 players in-game as of 2026-08-30 15:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 62% of 10,936 Action games in the census by review count.
Estimated sales: 4.0k–9.7k copies

Review-multiple estimate from 162 total reviews — how this is computed.

All-time low: $0.49 at Steam (2026-04-12) · bundled 8×via IsThereAnyDeal

12-month high $0.99 · on sale 1 of 2 observed days (census price snapshots)

Players online

002026-08-12 00:00 — 0 players2026-08-12 16:00 — 0 players2026-08-13 08:00 — 0 players2026-08-14 00:00 — 0 players2026-08-14 16:00 — 0 players2026-08-15 08:00 — 0 players2026-08-15 23:00 — 0 players2026-08-16 15:00 — 0 players2026-08-17 07:00 — 0 players2026-08-17 23:00 — 0 players2026-08-18 15:00 — 0 players2026-08-19 07:00 — 0 players2026-08-19 22:00 — 0 players2026-08-20 14:00 — 0 players2026-08-21 06:00 — 0 players2026-08-21 22:00 — 0 players2026-08-22 13:00 — 0 players2026-08-23 05:00 — 0 players2026-08-23 21:00 — 0 players2026-08-24 13:00 — 0 players2026-08-25 05:00 — 0 players2026-08-25 21:00 — 0 players2026-08-26 13:00 — 0 players2026-08-27 05:00 — 0 players2026-08-27 22:00 — 0 players2026-08-28 14:00 — 0 players2026-08-29 06:00 — 0 players2026-08-29 22:00 — 0 players2026-08-30 15:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$5.99$0.492015-01-012026-04-262015-01-01 — best price $2.992015-03-20 — best price $5.992015-05-25 — best price $4.992015-08-02 — best price $4.992015-12-01 — best price $4.992016-01-04 — best price $4.992016-02-27 — best price $4.992016-06-23 — best price $0.592016-09-26 — best price $2.992016-11-29 — best price $2.992017-01-17 — best price $2.992017-04-03 — best price $2.992017-06-12 — best price $2.992017-08-22 — best price $2.992017-11-15 — best price $2.992018-01-04 — best price $2.992018-02-19 — best price $2.992018-07-05 — best price $2.992018-11-01 — best price $2.992019-01-03 — best price $2.992019-02-12 — best price $2.992019-07-09 — best price $2.992019-12-03 — best price $2.992020-06-04 — best price $2.992020-09-22 — best price $2.992023-01-05 — best price $2.992023-03-23 — best price $2.992024-07-11 — best price $2.992024-12-28 — best price $0.662025-03-13 — best price $0.662025-06-27 — best price $0.662026-04-26 — best price $0.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsmacOSLinuxSingle-playerSteam AchievementsSteam Trading CardsPartial Controller SupportFamily Sharing

1 supported languages: English

Player tags

IndieActionCasualSurrealDifficultMinimalist

Census log

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

Players also track

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Similarity via IGDB.