The Game Census
18+ cover art

18+

KuKo · 2018-07-03

Steam

Casual

Modes: Single player · Perspectives: Text

Releases: Jul 03, 2018 (PC (Microsoft Windows))

Collection of logic riddles with 5,000 achievements..

18+ is a 2018 Casual game priced at $0.99, with an estimated 50,000 to 100,000 owners and a Mixed review sentiment (69% of 848 reviews).

0
playing now
69%
positive of 850 reviews
Mixed
steam's rating (official)
50,000–100,000
owners (SteamSpy est.)
Playable
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.
  • · 51 reviews in the last 8 weeks (~6/week).
  • · Review velocity up 24% vs the prior 8 weeks.
  • · Top 9% of 29,044 Casual games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 21k–51k copies

Review-multiple estimate from 850 total reviews — how this is computed.

All-time low: $0.28 at Steam (2022-11-14) · bundled 1×via IsThereAnyDeal

12-month high $0.99 · on sale 9 of 19 observed days (census price snapshots)

Review momentum

PositiveNegative
282820182026Week of 2018-07-01: 20 positiveWeek of 2018-07-01: 5 negativeWeek of 2018-08-01: 13 positiveWeek of 2018-09-01: 5 positiveWeek of 2018-09-01: 6 negativeWeek of 2018-10-01: 4 positiveWeek of 2018-11-01: 1 positiveWeek of 2018-11-01: 2 negativeWeek of 2018-12-01: 4 positiveWeek of 2018-12-01: 2 negativeWeek of 2019-01-01: 5 positiveWeek of 2019-01-01: 5 negativeWeek of 2019-02-01: 6 positiveWeek of 2019-02-01: 2 negativeWeek of 2019-03-01: 4 positiveWeek of 2019-03-01: 4 negativeWeek of 2019-04-01: 12 positiveWeek of 2019-05-01: 3 negativeWeek of 2019-06-01: 28 positiveWeek of 2019-06-01: 5 negativeWeek of 2019-07-01: 9 positiveWeek of 2019-07-01: 4 negativeWeek of 2019-08-01: 4 positiveWeek of 2019-08-01: 2 negativeWeek of 2019-09-01: 2 positiveWeek of 2019-09-01: 2 negativeWeek of 2019-10-01: 1 positiveWeek of 2019-10-01: 1 negativeWeek of 2019-11-01: 4 positiveWeek of 2019-11-01: 2 negativeWeek of 2019-12-01: 2 positiveWeek of 2019-12-01: 5 negativeWeek of 2020-01-01: 2 positiveWeek of 2020-01-01: 1 negativeWeek of 2020-02-01: 2 positiveWeek of 2020-03-01: 4 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 3 positiveWeek of 2020-04-01: 2 negativeWeek of 2020-05-01: 3 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 2 positiveWeek of 2020-06-01: 4 negativeWeek of 2020-07-01: 8 positiveWeek of 2020-07-01: 2 negativeWeek of 2020-08-01: 4 positiveWeek of 2020-09-01: 3 positiveWeek of 2020-09-01: 2 negativeWeek of 2020-10-01: 7 positiveWeek of 2020-10-01: 5 negativeWeek of 2020-11-01: 5 positiveWeek of 2020-11-01: 1 negativeWeek of 2020-12-01: 10 positiveWeek of 2020-12-01: 3 negativeWeek of 2021-01-01: 2 positiveWeek of 2021-01-01: 3 negativeWeek of 2021-02-01: 4 positiveWeek of 2021-02-01: 5 negativeWeek of 2021-03-01: 3 positiveWeek of 2021-03-01: 1 negativeWeek of 2021-04-01: 3 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 5 positiveWeek of 2021-05-01: 3 negativeWeek of 2021-06-01: 3 positiveWeek of 2021-07-01: 6 positiveWeek of 2021-08-01: 3 positiveWeek of 2021-08-01: 1 negativeWeek of 2021-09-01: 4 positiveWeek of 2021-10-01: 3 positiveWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 5 positiveWeek of 2021-11-01: 2 negativeWeek of 2021-12-01: 6 positiveWeek of 2021-12-01: 3 negativeWeek of 2022-01-01: 9 positiveWeek of 2022-01-01: 2 negativeWeek of 2022-02-01: 4 positiveWeek of 2022-02-01: 1 negativeWeek of 2022-03-01: 4 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 5 positiveWeek of 2022-04-01: 2 negativeWeek of 2022-05-01: 5 positiveWeek of 2022-06-01: 3 positiveWeek of 2022-07-01: 8 positiveWeek of 2022-07-01: 2 negativeWeek of 2022-08-01: 4 positiveWeek of 2022-08-01: 2 negativeWeek of 2022-09-01: 1 positiveWeek of 2022-09-01: 2 negativeWeek of 2022-10-01: 3 positiveWeek of 2022-11-01: 9 positiveWeek of 2022-11-01: 5 negativeWeek of 2022-12-01: 6 positiveWeek of 2022-12-01: 3 negativeWeek of 2023-01-01: 15 positiveWeek of 2023-01-01: 7 negativeWeek of 2023-02-01: 3 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 4 positiveWeek of 2023-04-01: 6 positiveWeek of 2023-04-01: 3 negativeWeek of 2023-05-01: 9 positiveWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 3 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 5 positiveWeek of 2023-07-01: 3 negativeWeek of 2023-08-01: 8 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 1 positiveWeek of 2023-09-01: 2 negativeWeek of 2023-10-01: 2 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 7 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 1 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 4 positiveWeek of 2024-01-01: 3 negativeWeek of 2024-02-01: 3 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 5 positiveWeek of 2024-04-01: 5 positiveWeek of 2024-05-01: 6 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 5 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 5 positiveWeek of 2024-07-01: 2 negativeWeek of 2024-08-01: 5 positiveWeek of 2024-08-01: 3 negativeWeek of 2024-09-01: 5 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 8 positiveWeek of 2024-11-01: 6 positiveWeek of 2024-11-01: 1 negativeWeek of 2024-12-01: 3 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 7 positiveWeek of 2025-01-01: 3 negativeWeek of 2025-02-01: 4 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 3 positiveWeek of 2025-03-01: 1 negativeWeek of 2025-04-01: 3 positiveWeek of 2025-05-01: 4 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 7 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 6 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 3 positiveWeek of 2025-09-01: 4 positiveWeek of 2025-10-01: 3 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 7 positiveWeek of 2025-12-01: 7 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 6 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 2 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 2 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 5 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 3 positiveWeek of 2026-06-01: 6 positiveWeek of 2026-06-01: 2 negativeWeek of 2026-07-01: 11 positiveWeek of 2026-07-01: 2 negativeWeek of 2026-08-01: 4 positiveWeek of 2026-08-01: 1 negative
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 18:00 — 0 players2026-09-19 02:00 — 0 players2026-09-20 09:00 — 0 players2026-09-21 17:00 — 0 players2026-09-23 01:00 — 0 players2026-09-24 08:00 — 0 players2026-09-25 16:00 — 0 players2026-09-26 23:00 — 0 players2026-09-28 07:00 — 0 players2026-09-29 14:00 — 1 players2026-09-30 22:00 — 0 players2026-10-02 05:00 — 0 players2026-10-03 13:00 — 0 players2026-10-04 21:00 — 0 players2026-10-06 04:00 — 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 18:00 — 0 players2026-10-14 02:00 — 0 players2026-10-14 18:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$0.99$0.282018-07-032026-08-062018-07-03 — best price $0.592018-09-17 — best price $0.492018-11-21 — best price $0.492018-12-20 — best price $0.492019-04-15 — best price $0.492019-06-26 — best price $0.492019-09-16 — best price $0.492019-11-26 — best price $0.492020-01-16 — best price $0.992020-03-20 — best price $0.992020-09-17 — best price $0.992020-11-02 — best price $0.992020-12-22 — best price $0.492021-03-29 — best price $0.492021-05-17 — best price $0.492021-10-28 — best price $0.492021-12-22 — best price $0.492022-03-02 — best price $0.492022-05-25 — best price $0.492022-10-10 — best price $0.492022-11-22 — best price $0.282023-02-20 — best price $0.282023-03-30 — best price $0.282023-06-30 — best price $0.282023-10-01 — best price $0.992024-01-18 — best price $0.992024-03-21 — best price $0.992024-06-03 — best price $0.992024-09-07 — best price $0.992024-12-04 — best price $0.992025-03-01 — best price $0.992025-04-14 — best price $0.992025-07-24 — best price $0.992025-10-20 — best price $0.992026-01-05 — best price $0.992026-03-18 — best price $0.992026-05-01 — best price $0.992026-07-09 — best price $0.992026-08-06 — best price $0.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

60+
achievements tracked
68.9%
earned "kiko"
68.9%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam Achievements#category_playable_at_your_own_pacePlayable without Timed InputFamily Sharing1 DLC

3 supported languages: English, Russian, German

Post-launch support: 1 DLC released, first 2018-07-16 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)1,72093%5,000

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

Player tags

IndieCasualHentaiMatureNuditySingleplayerSexual ContentPsychological Horror

Census log

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