The Game Census
Island of Penance cover art

Island of Penance

ONEONE1 · Kagura Games · 2024-04-12

SteamGOG

AdventureIndieRPG

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Apr 12, 2024 (PC (Microsoft Windows))

Having doubts about her father's "accidental" death, Illumina begins to look deeper into the reports. The information leads her on a journey to become a prison guard on a notorious prison island. There she must contend with felons and corrupt officials to uncover the truth.

Island of Penance is an Adventure, Indie, and RPG game released in 2024, priced at $12.99, with Mixed sentiment (54% of 177 reviews) and an owner estimate of 20,000 .. 50,000.

1
playing now
54%
positive of 177 reviews
Mixed
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
Playable
Steam Deck (Valve)
SteamOS: Playable
$12.99
steam price (US)

1 players in-game as of 2026-10-14 07:00 UTC (census sample)

Dr. Brian, the genius scientist behind the rediscovery of Crest Magic, dies in an accident under mysterious circumstances. Years later, Illumina, the man's only daughter, pursues the career of prison guard in order to gain access to Prison Island and investigate her father's death. Only those with magic affinity get to become guards though, and only men so far have displayed this quirk... But by some miracle and to everyone's surprise, Illumina is compatible, allowing her to become the first female prison guard in the whole nation! And yet, as the only woman on an island full of men, things w(Storyline via IGDB)

Health check

Quiet
  • · 1 players in-game at the last census sample.
  • · 17 reviews in the last 8 weeks (~2/week).
  • · Review velocity down 29% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (85 reviews).
  • · Top 31% of 28,796 Adventure games in the census by review count.

Health tier since 2026-09-01

Estimated sales: 3.5k–8.0k copies

Review-multiple estimate from 177 total reviews — how this is computed.

Current store prices

GOG$10.39-20%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $9.09 at Steam (2026-09-13)via IsThereAnyDeal

12-month high $12.99 · on sale 65 of 91 observed days · $1.30 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
454520242026Week of 2024-04-01: 40 positiveWeek of 2024-04-01: 45 negativeWeek of 2024-05-01: 6 positiveWeek of 2024-05-01: 7 negativeWeek of 2024-06-01: 2 positiveWeek of 2024-06-01: 4 negativeWeek of 2024-07-01: 4 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 3 positiveWeek of 2024-08-01: 2 negativeWeek of 2024-09-01: 1 positiveWeek of 2024-09-01: 4 negativeWeek of 2024-10-01: 1 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 2 positiveWeek of 2024-11-01: 3 negativeWeek of 2024-12-01: 1 negativeWeek of 2025-02-01: 1 positiveWeek of 2025-03-01: 2 negativeWeek of 2025-04-01: 2 positiveWeek of 2025-06-01: 2 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 1 positiveWeek of 2025-07-01: 2 negativeWeek of 2025-08-01: 1 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 1 positiveWeek of 2025-10-01: 1 positiveWeek of 2025-11-01: 1 positiveWeek of 2025-11-01: 1 negativeWeek of 2026-05-01: 2 negativeWeek of 2026-06-01: 1 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 1 positiveWeek of 2026-07-01: 3 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

302026-09-15 08:00 — 1 players2026-09-16 16:00 — 0 players2026-09-18 00:00 — 0 players2026-09-19 07:00 — 0 players2026-09-20 15:00 — 1 players2026-09-21 23:00 — 0 players2026-09-23 06:00 — 0 players2026-09-24 14:00 — 0 players2026-09-25 21:00 — 0 players2026-09-27 05:00 — 0 players2026-09-28 12:00 — 1 players2026-09-29 20:00 — 0 players2026-10-01 03:00 — 0 players2026-10-02 11:00 — 0 players2026-10-03 18:00 — 0 players2026-10-05 02:00 — 1 players2026-10-06 10:00 — 0 players2026-10-07 17:00 — 0 players2026-10-09 01:00 — 0 players2026-10-10 08:00 — 0 players2026-10-11 16:00 — 1 players2026-10-13 00:00 — 0 players2026-10-14 07:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$12.99$10.392024-04-132026-10-142024-04-13 — best price $10.392024-06-27 — best price $10.392024-08-26 — best price $10.392024-11-14 — best price $10.392024-12-19 — best price $10.392025-02-13 — best price $10.392025-03-13 — best price $10.392025-04-14 — best price $12.992025-05-28 — best price $10.392025-07-10 — best price $12.992025-07-31 — best price $10.392025-09-10 — best price $12.992025-10-06 — best price $12.992025-10-20 — best price $10.392025-11-23 — best price $10.392026-01-06 — best price $10.392026-02-04 — best price $12.992026-03-03 — best price $10.392026-03-26 — best price $12.992026-04-22 — best price $12.992026-05-18 — best price $10.392026-06-16 — best price $12.992026-07-10 — best price $10.392026-08-17 — best price $10.392026-08-30 — best price $10.392026-09-03 — best price $10.392026-09-07 — best price $10.392026-09-11 — best price $12.992026-09-15 — best price $12.992026-09-19 — best price $10.392026-09-23 — best price $10.392026-09-27 — best price $10.392026-10-01 — best price $10.392026-10-05 — best price $10.392026-10-09 — best price $10.392026-10-13 — best price $10.392026-10-14 — best price $10.39
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerSteam CloudFamily Sharing

3 supported languages: English, Japanese, Simplified Chinese

Player tags

RPGJRPGNSFWAnimeIndieHentaiMatureNudityMysteryRPGMaker

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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