The Game Census
100 hidden aliens cover art

100 hidden aliens

Anatoliy Loginovskikh · 2020-12-19

Steam

AdventureCasualIndie

Modes: Single player · Perspectives: Side view

Releases: Dec 20, 2020 (PC (Microsoft Windows))

Hidden object game in the cosmic setting. Black and white hand-drawn graphics in a cartoon style. Game for all ages.

100 hidden aliens is an Adventure, Casual and Indie game released in 2020, priced at $0.99, with an estimated 50,000 to 100,000 owners and a Very Positive review sentiment (84% of 539 reviews).

0
playing now
84%
positive of 539 reviews
Very Positive
steam's rating (official)
50,000–100,000
owners (SteamSpy est.)
platinum
deck/linux tier (ProtonDB)
Verified
Steam Deck (Valve)
SteamOS: Playable
$0.99
steam price (US)

0 players in-game as of 2026-10-14 18:00 UTC (census sample)

Health check

Quietly active
  • · 0 players in-game at the last census sample.
  • · 46 reviews in the last 8 weeks (~6/week).
  • · Review velocity up 84% vs the prior 8 weeks.
  • · Top 18% of 28,832 Adventure games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 11k–24k copies

Review-multiple estimate from 539 total reviews — how this is computed.

All-time low: $0.29 at Steam (2023-06-30) · bundled 3×via IsThereAnyDeal

12-month high $1.99 · on sale 15 of 17 observed days (census price snapshots)

Review momentum

PositiveNegative
181820202026Week of 2020-12-01: 8 positiveWeek of 2020-12-01: 1 negativeWeek of 2021-01-01: 5 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 5 positiveWeek of 2021-03-01: 9 positiveWeek of 2021-04-01: 12 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 3 positiveWeek of 2021-06-01: 11 positiveWeek of 2021-06-01: 1 negativeWeek of 2021-07-01: 3 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 12 positiveWeek of 2021-08-01: 2 negativeWeek of 2021-09-01: 3 positiveWeek of 2021-10-01: 12 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 8 positiveWeek of 2021-12-01: 4 positiveWeek of 2021-12-01: 2 negativeWeek of 2022-01-01: 13 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 6 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 13 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 8 positiveWeek of 2022-04-01: 1 negativeWeek of 2022-05-01: 9 positiveWeek of 2022-06-01: 16 positiveWeek of 2022-06-01: 2 negativeWeek of 2022-07-01: 14 positiveWeek of 2022-08-01: 6 positiveWeek of 2022-09-01: 5 positiveWeek of 2022-10-01: 12 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 6 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 8 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 11 positiveWeek of 2023-02-01: 6 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 11 positiveWeek of 2023-03-01: 4 negativeWeek of 2023-04-01: 7 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 11 positiveWeek of 2023-06-01: 9 positiveWeek of 2023-07-01: 18 positiveWeek of 2023-07-01: 6 negativeWeek of 2023-08-01: 7 positiveWeek of 2023-08-01: 3 negativeWeek of 2023-09-01: 7 positiveWeek of 2023-09-01: 2 negativeWeek of 2023-10-01: 8 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 10 positiveWeek of 2023-11-01: 7 negativeWeek of 2023-12-01: 7 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 9 positiveWeek of 2024-01-01: 8 negativeWeek of 2024-02-01: 9 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 7 positiveWeek of 2024-03-01: 2 negativeWeek of 2024-04-01: 10 positiveWeek of 2024-05-01: 2 positiveWeek of 2024-06-01: 5 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 2 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 4 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 1 positiveWeek of 2024-10-01: 2 positiveWeek of 2024-11-01: 2 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 5 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 5 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 2 positiveWeek of 2025-03-01: 2 positiveWeek of 2025-04-01: 1 positiveWeek of 2025-05-01: 3 positiveWeek of 2025-06-01: 3 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 4 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 4 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 2 positiveWeek of 2025-12-01: 5 positiveWeek of 2026-01-01: 7 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 8 positiveWeek of 2026-03-01: 5 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 2 positiveWeek of 2026-05-01: 2 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 8 positiveWeek of 2026-06-01: 1 negativeWeek of 2026-07-01: 4 positiveWeek of 2026-08-01: 2 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

102026-09-15 03:00 — 0 players2026-09-16 11:00 — 0 players2026-09-17 19:00 — 0 players2026-09-19 02:00 — 0 players2026-09-20 10:00 — 0 players2026-09-21 18:00 — 0 players2026-09-23 01:00 — 1 players2026-09-24 09:00 — 0 players2026-09-25 16:00 — 0 players2026-09-27 00:00 — 0 players2026-09-28 07:00 — 0 players2026-09-29 15:00 — 0 players2026-09-30 22:00 — 1 players2026-10-02 06:00 — 0 players2026-10-03 13:00 — 1 players2026-10-04 21:00 — 1 players2026-10-06 05:00 — 0 players2026-10-07 12:00 — 0 players2026-10-08 20:00 — 0 players2026-10-10 03:00 — 0 players2026-10-11 11:00 — 0 players2026-10-12 19:00 — 1 players2026-10-14 02:00 — 0 players2026-10-14 18:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$1.99$0.292020-12-202026-07-202020-12-20 — best price $0.892021-02-20 — best price $0.992021-06-14 — best price $0.592021-07-08 — best price $0.992021-10-04 — best price $0.592021-12-13 — best price $0.992022-01-27 — best price $0.592022-02-14 — best price $0.992022-05-02 — best price $0.592022-06-20 — best price $0.992022-07-18 — best price $0.492022-09-05 — best price $0.992022-11-14 — best price $0.492022-11-29 — best price $0.992023-01-09 — best price $0.492023-02-27 — best price $0.992023-04-03 — best price $0.392023-07-13 — best price $0.992023-09-25 — best price $0.492023-11-13 — best price $0.992023-12-21 — best price $0.492024-01-15 — best price $0.992024-03-14 — best price $0.492024-04-08 — best price $0.992024-06-27 — best price $0.492024-09-17 — best price $1.992024-11-27 — best price $0.592024-12-16 — best price $1.992025-01-27 — best price $0.592025-03-20 — best price $1.992025-05-12 — best price $0.792025-07-10 — best price $1.992025-08-25 — best price $0.592025-10-13 — best price $1.992025-12-18 — best price $0.792026-02-16 — best price $0.592026-03-26 — best price $0.992026-06-01 — best price $0.592026-07-09 — best price $0.992026-07-20 — best price $0.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

60+
achievements tracked
96.1%
earned "Alien"
95.1%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsFamily Sharing

1 supported languages: English

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)1,94096%100

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

Player tags

2DCuteAliensCasualPuzzleAbstractStylizedAdventureHand-drawnMinimalist

Census log

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

Players also track

TanziaMasochisiaRusty Lake HotelUnforeseen IncidentsRusty Lake: RootsWeapon Shop FantasyInflictionTech Support: Error Unknown

Similarity via IGDB.

Official site ↗