The Game Census
RaidersSphere4th cover art

RaidersSphere4th

Rectangle · Sekai Project · 2015-06-01

Steam

ActionIndieSimulation

Modes: Single player

Releases: Jun 01, 2015 (PC (Microsoft Windows))

In the distant future, humanity has turned Venus into a livable environment. However, not all is well on Venusian soil as political intrigue pushes the way to help a young girl, the ace pilot known as Sonic Venus, to find the whereabouts of her missing father.

0
playing now
72%
positive of 187 reviews
Mostly Positive
steam rating
20,000–50,000
owners (SteamSpy est.)
70/100
IGDB user rating (0 ratings)
bronze
deck/linux tier (ProtonDB)
$19.99
steam price (US)

0 players in-game as of 2026-08-29 22:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 59% of 11,000 Action games in the census by review count.
Estimated sales: 4.7k–11k copies

Review-multiple estimate from 187 total reviews — how this is computed.

All-time low: $2.99 at Steam (2023-09-25)via IsThereAnyDeal

12-month high $19.99 · on sale 4 of 8 observed days (census price snapshots)

Players online

102026-08-12 00:00 — 0 players2026-08-12 16:00 — 0 players2026-08-13 08:00 — 0 players2026-08-14 00:00 — 0 players2026-08-14 15:00 — 0 players2026-08-15 07:00 — 0 players2026-08-15 23:00 — 1 players2026-08-16 15:00 — 0 players2026-08-17 07:00 — 0 players2026-08-17 23:00 — 0 players2026-08-18 15:00 — 1 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 21:00 — 0 players2026-08-28 14:00 — 1 players2026-08-29 06:00 — 0 players2026-08-29 22:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$19.99$2.992015-03-232026-07-092015-03-23 — best price $17.992015-06-11 — best price $17.992015-10-12 — best price $14.992015-12-22 — best price $9.992016-04-29 — best price $9.992016-11-23 — best price $4.992017-03-30 — best price $4.992017-09-25 — best price $4.992017-12-21 — best price $4.992018-06-21 — best price $4.992018-11-21 — best price $5.992019-02-04 — best price $4.992019-04-29 — best price $4.992019-10-28 — best price $9.992019-11-26 — best price $9.992020-01-23 — best price $7.992020-05-21 — best price $9.992020-10-29 — best price $4.992020-11-25 — best price $4.992021-02-11 — best price $7.992021-04-29 — best price $5.992021-07-19 — best price $5.992021-10-28 — best price $4.992021-11-24 — best price $4.992022-01-27 — best price $7.992022-07-18 — best price $4.992022-12-22 — best price $4.992023-05-08 — best price $4.992023-09-25 — best price $2.992023-12-04 — best price $9.992024-03-14 — best price $5.992024-06-27 — best price $3.992024-12-19 — best price $4.992025-03-13 — best price $2.992025-09-29 — best price $3.992026-03-19 — best price $5.992026-07-09 — best price $19.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerVR SupportedSteam Trading CardsVR SupportPartial Controller SupportFamily Sharing

1 supported languages: English

Player tags

AnimeIndieActionArcadeFlightSci-fiSimulationStory RichFemale Protagonist

Census log

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

Players also track

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Similarity via IGDB.

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