The Game Census
Chillquarium cover art

Chillquarium

Ben Reber · 2023-09-06

Steam

CasualSimulation

Modes: Single player

Releases: Sep 06, 2023 (PC (Microsoft Windows))

Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!

Chillquarium is a Casual and Simulation game released in 2023, priced at $5.99, with an estimated 200,000 .. 500,000 owners and a Very Positive review sentiment (92% of 8399 reviews).

165
playing now
92%
positive of 8.4k reviews
Very Positive
steam's rating (official)
200,000–500,000
owners (SteamSpy est.)
88/100
IGDB user rating (6 ratings)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$5.99
steam price (US)

165 players in-game as of 2026-10-15 04:00 UTC (census sample)

Trailer

Chillquarium trailer thumbnail

Chillquarium Trailer

≈2,275 YouTube results for this game's trailer search

Health check

Cooling
  • · 165 players in-game at the last census sample.
  • · 565 reviews in the last 8 weeks (~71/week).
  • · Review velocity down 52% vs the prior 8 weeks.
  • · Top 2% of 29,219 Casual games in the census by review count.
Estimated sales: 168k–378k copies

Review-multiple estimate from 8,399 total reviews — how this is computed.

All-time low: $2.99 at Steam (2025-06-01) · bundled 5×via IsThereAnyDeal

12-month high $5.99 · on sale 10 of 20 observed days (census price snapshots)

Review momentum

PositiveNegative
1.1k1.1k20232026Week of 2023-09-01: 687 positiveWeek of 2023-09-01: 41 negativeWeek of 2023-10-01: 241 positiveWeek of 2023-10-01: 20 negativeWeek of 2023-11-01: 568 positiveWeek of 2023-11-01: 8 negativeWeek of 2023-12-01: 184 positiveWeek of 2023-12-01: 9 negativeWeek of 2024-01-01: 1,067 positiveWeek of 2024-01-01: 95 negativeWeek of 2024-02-01: 321 positiveWeek of 2024-02-01: 28 negativeWeek of 2024-03-01: 415 positiveWeek of 2024-03-01: 39 negativeWeek of 2024-04-01: 242 positiveWeek of 2024-04-01: 19 negativeWeek of 2024-05-01: 172 positiveWeek of 2024-05-01: 21 negativeWeek of 2024-06-01: 434 positiveWeek of 2024-06-01: 42 negativeWeek of 2024-07-01: 268 positiveWeek of 2024-07-01: 41 negativeWeek of 2024-08-01: 149 positiveWeek of 2024-08-01: 11 negativeWeek of 2024-09-01: 99 positiveWeek of 2024-09-01: 6 negativeWeek of 2024-10-01: 73 positiveWeek of 2024-10-01: 9 negativeWeek of 2024-11-01: 120 positiveWeek of 2024-11-01: 11 negativeWeek of 2024-12-01: 130 positiveWeek of 2024-12-01: 14 negativeWeek of 2025-01-01: 129 positiveWeek of 2025-01-01: 11 negativeWeek of 2025-02-01: 308 positiveWeek of 2025-02-01: 32 negativeWeek of 2025-03-01: 191 positiveWeek of 2025-03-01: 20 negativeWeek of 2025-04-01: 163 positiveWeek of 2025-04-01: 15 negativeWeek of 2025-05-01: 147 positiveWeek of 2025-05-01: 20 negativeWeek of 2025-06-01: 253 positiveWeek of 2025-06-01: 19 negativeWeek of 2025-07-01: 132 positiveWeek of 2025-07-01: 12 negativeWeek of 2025-08-01: 94 positiveWeek of 2025-08-01: 15 negativeWeek of 2025-09-01: 55 positiveWeek of 2025-09-01: 8 negativeWeek of 2025-10-01: 65 positiveWeek of 2025-10-01: 3 negativeWeek of 2025-11-01: 150 positiveWeek of 2025-11-01: 24 negativeWeek of 2025-12-01: 84 positiveWeek of 2025-12-01: 11 negativeWeek of 2026-01-01: 81 positiveWeek of 2026-01-01: 14 negativeWeek of 2026-02-01: 54 positiveWeek of 2026-02-01: 9 negativeWeek of 2026-03-01: 55 positiveWeek of 2026-03-01: 7 negativeWeek of 2026-04-01: 51 positiveWeek of 2026-04-01: 5 negativeWeek of 2026-05-01: 46 positiveWeek of 2026-05-01: 3 negativeWeek of 2026-06-01: 54 positiveWeek of 2026-06-01: 4 negativeWeek of 2026-07-01: 73 positiveWeek of 2026-07-01: 14 negativeWeek of 2026-08-01: 12 positiveWeek of 2026-08-01: 4 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

2271352026-09-15 13:00 — 227 players2026-09-16 21:00 — 198 players2026-09-18 05:00 — 184 players2026-09-19 12:00 — 211 players2026-09-20 20:00 — 203 players2026-09-22 04:00 — 207 players2026-09-23 11:00 — 180 players2026-09-24 19:00 — 205 players2026-09-26 02:00 — 167 players2026-09-27 10:00 — 166 players2026-09-28 17:00 — 197 players2026-09-30 01:00 — 173 players2026-10-01 08:00 — 135 players2026-10-02 16:00 — 188 players2026-10-03 23:00 — 171 players2026-10-05 07:00 — 198 players2026-10-06 15:00 — 211 players2026-10-07 22:00 — 201 players2026-10-09 06:00 — 190 players2026-10-10 13:00 — 203 players2026-10-11 21:00 — 218 players2026-10-13 05:00 — 184 players2026-10-14 12:00 — 210 players2026-10-15 04:00 — 165 players
Concurrent players, hourly average, last 30 days (census samples).
2.7k211Sep 2023Aug 2026Sep 2023 — avg 1,230 · peak 1,627Oct 2023 — avg 629 · peak 1,204Nov 2023 — avg 312 · peak 510Dec 2023 — avg 312 · peak 654Jan 2024 — avg 2,739 · peak 7,789Feb 2024 — avg 921 · peak 1,415Mar 2024 — avg 932 · peak 1,307Apr 2024 — avg 624 · peak 1,017May 2024 — avg 428 · peak 812Jun 2024 — avg 1,043 · peak 2,247Jul 2024 — avg 884 · peak 1,327Aug 2024 — avg 474 · peak 776Sep 2024 — avg 292 · peak 388Oct 2024 — avg 238 · peak 297Nov 2024 — avg 317 · peak 486Dec 2024 — avg 355 · peak 495Jan 2025 — avg 325 · peak 482Feb 2025 — avg 1,280 · peak 2,444Mar 2025 — avg 648 · peak 842Apr 2025 — avg 578 · peak 953May 2025 — avg 457 · peak 653Jun 2025 — avg 810 · peak 1,388Jul 2025 — avg 468 · peak 652Aug 2025 — avg 294 · peak 373Sep 2025 — avg 216 · peak 290Oct 2025 — avg 220 · peak 322Nov 2025 — avg 331 · peak 655Dec 2025 — avg 292 · peak 392Jan 2026 — avg 268 · peak 379Feb 2026 — avg 243 · peak 357Mar 2026 — avg 211 · peak 317Apr 2026 — avg 236 · peak 355May 2026 — avg 214 · peak 362Jun 2026 — avg 252 · peak 370Jul 2026 — avg 259 · peak 343Aug 2026 — avg 221 · peak 333
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$5.99$2.992023-09-062026-07-242023-09-06 — best price $4.792023-11-21 — best price $4.792023-12-21 — best price $4.792024-01-08 — best price $4.792024-03-06 — best price $4.792024-03-14 — best price $4.792024-04-22 — best price $4.792024-06-02 — best price $3.952024-06-27 — best price $4.492024-07-22 — best price $4.792024-11-11 — best price $4.492024-11-27 — best price $4.192024-12-19 — best price $4.492025-02-03 — best price $3.592025-03-13 — best price $4.192025-04-01 — best price $3.592025-06-01 — best price $2.992025-06-27 — best price $3.952025-08-11 — best price $4.492025-09-29 — best price $3.592025-11-10 — best price $2.992025-12-18 — best price $3.592026-02-09 — best price $2.992026-03-19 — best price $2.992026-03-26 — best price $5.992026-04-24 — best price $5.992026-05-24 — best price $2.992026-06-07 — best price $5.992026-07-09 — best price $5.992026-07-16 — best price $5.992026-07-24 — best price $5.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

21
achievements tracked
64.8%
earned "Freshwater Friends Enjoyer"
15.1%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSSingle-playerSteam AchievementsSteam CloudStatsFamily Sharing

10 supported languages: English, French, Italian, German, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Spanish - Latin America

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)6,14812%21

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

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

CozyCuteIdlerCasualNatureClickerEconomyFishingColorfulRelaxing

Census log

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

Recent updates

Players also track

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Similarity via IGDB.

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