The Game Census
Aquarium Designer cover art

Aquarium Designer

Sigur Studio · Games Operators · 2021-10-21

SteamMicrosoft Store

CasualIndieSimulation

Modes: Single player · Perspectives: Third person

Releases: Oct 21, 2021 (PC (Microsoft Windows)), May 10, 2024 (Xbox Series X|S), May 10, 2024 (Xbox One)

Aquarium Designer gives you an opportunity to create the aquarium of your dreams! Become a professional whose job is to design it, build it, and fill it with the various underwater wildlife! All types, all sizes - your creativity is your only limit!

Aquarium Designer is a 2021 Casual, Indie, Simulation title priced at $1.99, with a Very Positive sentiment (85% of 1222 reviews) and an estimated owner base of 50,000 .. 100,000.

1
playing now
85%
positive of 1.2k reviews
Very Positive
steam's rating (official)
50,000–100,000
owners (SteamSpy est.)
gold
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$1.99
steam price (US)

1 players in-game as of 2026-10-14 17:00 UTC (census sample)

Health check

Quietly active
  • · 1 players in-game at the last census sample.
  • · 68 reviews in the last 8 weeks (~9/week).
  • · Review velocity down 34% vs the prior 8 weeks.
  • · Top 7% of 29,131 Casual games in the census by review count.
Estimated sales: 24k–55k copies

Review-multiple estimate from 1,222 total reviews — how this is computed.

Current store prices

Microsoft Store$12.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $0.99 at IndieGala Store (2025-12-09) · bundled 4×via IsThereAnyDeal

12-month high $12.99 · on sale 118 of 126 observed days · $12.00 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
14114120212026Week of 2021-10-01: 141 positiveWeek of 2021-10-01: 36 negativeWeek of 2021-11-01: 92 positiveWeek of 2021-11-01: 4 negativeWeek of 2021-12-01: 48 positiveWeek of 2021-12-01: 9 negativeWeek of 2022-01-01: 79 positiveWeek of 2022-01-01: 8 negativeWeek of 2022-02-01: 22 positiveWeek of 2022-02-01: 5 negativeWeek of 2022-03-01: 13 positiveWeek of 2022-03-01: 8 negativeWeek of 2022-04-01: 53 positiveWeek of 2022-04-01: 12 negativeWeek of 2022-05-01: 25 positiveWeek of 2022-05-01: 3 negativeWeek of 2022-06-01: 21 positiveWeek of 2022-06-01: 2 negativeWeek of 2022-07-01: 12 positiveWeek of 2022-07-01: 2 negativeWeek of 2022-08-01: 15 positiveWeek of 2022-08-01: 3 negativeWeek of 2022-09-01: 15 positiveWeek of 2022-10-01: 18 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 14 positiveWeek of 2022-11-01: 3 negativeWeek of 2022-12-01: 10 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 12 positiveWeek of 2023-01-01: 1 negativeWeek of 2023-02-01: 9 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-03-01: 12 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 9 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 6 positiveWeek of 2023-05-01: 3 negativeWeek of 2023-06-01: 4 positiveWeek of 2023-07-01: 10 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 4 positiveWeek of 2023-08-01: 5 negativeWeek of 2023-09-01: 9 positiveWeek of 2023-09-01: 2 negativeWeek of 2023-10-01: 10 positiveWeek of 2023-10-01: 2 negativeWeek of 2023-11-01: 3 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 10 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 22 positiveWeek of 2024-01-01: 2 negativeWeek of 2024-02-01: 9 positiveWeek of 2024-02-01: 2 negativeWeek of 2024-03-01: 5 positiveWeek of 2024-04-01: 5 positiveWeek of 2024-04-01: 2 negativeWeek of 2024-05-01: 8 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 5 positiveWeek of 2024-06-01: 2 negativeWeek of 2024-07-01: 6 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 20 positiveWeek of 2024-08-01: 6 negativeWeek of 2024-09-01: 10 positiveWeek of 2024-09-01: 4 negativeWeek of 2024-10-01: 6 positiveWeek of 2024-11-01: 5 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 10 positiveWeek of 2024-12-01: 2 negativeWeek of 2025-01-01: 9 positiveWeek of 2025-01-01: 1 negativeWeek of 2025-02-01: 3 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 6 positiveWeek of 2025-03-01: 5 negativeWeek of 2025-04-01: 7 positiveWeek of 2025-04-01: 1 negativeWeek of 2025-05-01: 9 positiveWeek of 2025-05-01: 3 negativeWeek of 2025-06-01: 2 positiveWeek of 2025-06-01: 5 negativeWeek of 2025-07-01: 21 positiveWeek of 2025-07-01: 9 negativeWeek of 2025-08-01: 8 positiveWeek of 2025-08-01: 3 negativeWeek of 2025-09-01: 7 positiveWeek of 2025-09-01: 1 negativeWeek of 2025-10-01: 8 positiveWeek of 2025-10-01: 4 negativeWeek of 2025-11-01: 13 positiveWeek of 2025-11-01: 2 negativeWeek of 2025-12-01: 8 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 13 positiveWeek of 2026-01-01: 3 negativeWeek of 2026-02-01: 3 positiveWeek of 2026-03-01: 6 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 6 positiveWeek of 2026-05-01: 4 positiveWeek of 2026-05-01: 3 negativeWeek of 2026-06-01: 6 positiveWeek of 2026-06-01: 6 negativeWeek of 2026-07-01: 6 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 3 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

1612026-09-15 02:00 — 5 players2026-09-16 11:00 — 4 players2026-09-17 18:00 — 9 players2026-09-19 02:00 — 4 players2026-09-20 09:00 — 9 players2026-09-21 17:00 — 6 players2026-09-23 00:00 — 6 players2026-09-24 08:00 — 1 players2026-09-25 15:00 — 9 players2026-09-26 23:00 — 7 players2026-09-28 06:00 — 6 players2026-09-29 14:00 — 6 players2026-09-30 21:00 — 6 players2026-10-02 05:00 — 3 players2026-10-03 12:00 — 5 players2026-10-04 21:00 — 10 players2026-10-06 04:00 — 4 players2026-10-07 12:00 — 4 players2026-10-08 19:00 — 3 players2026-10-10 03:00 — 6 players2026-10-11 10:00 — 3 players2026-10-12 18:00 — 8 players2026-10-14 01:00 — 2 players2026-10-14 17:00 — 1 players
Concurrent players, hourly average, last 30 days (census samples).
553Oct 2021Aug 2026Oct 2021 — avg 55 · peak 107Dec 2021 — avg 9 · peak 30Feb 2022 — avg 9 · peak 24Apr 2022 — avg 17 · peak 140Jun 2022 — avg 5 · peak 19Aug 2022 — avg 6 · peak 14Oct 2022 — avg 6 · peak 22Dec 2022 — avg 6 · peak 21Feb 2023 — avg 5 · peak 18Apr 2023 — avg 5 · peak 13Jun 2023 — avg 3 · peak 10Aug 2023 — avg 4 · peak 12Oct 2023 — avg 3 · peak 11Dec 2023 — avg 4 · peak 19Feb 2024 — avg 3 · peak 12Apr 2024 — avg 4 · peak 11Jun 2024 — avg 4 · peak 11Aug 2024 — avg 17 · peak 175Oct 2024 — avg 4 · peak 14Dec 2024 — avg 4 · peak 13Feb 2025 — avg 3 · peak 10Apr 2025 — avg 3 · peak 10Jun 2025 — avg 3 · peak 13Aug 2025 — avg 8 · peak 35Oct 2025 — avg 5 · peak 18Dec 2025 — avg 6 · peak 20Feb 2026 — avg 4 · peak 17Apr 2026 — avg 5 · peak 15Jun 2026 — avg 5 · peak 17Aug 2026 — avg 7 · peak 32
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$12.99$0.992021-10-212026-10-142021-10-21 — best price $8.992022-04-06 — best price $7.492022-10-03 — best price $7.992022-11-25 — best price $7.992023-01-01 — best price $5.842023-02-16 — best price $9.992023-04-13 — best price $6.492023-07-01 — best price $7.862023-07-29 — best price $5.162023-09-02 — best price $6.492023-10-09 — best price $5.192023-11-28 — best price $9.992023-12-30 — best price $9.992024-01-28 — best price $9.992024-03-11 — best price $4.492024-04-11 — best price $5.992024-04-29 — best price $6.112024-07-01 — best price $4.792024-08-13 — best price $4.992024-10-14 — best price $4.492024-12-03 — best price $9.992025-01-17 — best price $4.292025-02-20 — best price $5.492025-04-07 — best price $9.992025-05-22 — best price $3.492025-07-10 — best price $2.812025-08-07 — best price $2.552025-09-15 — best price $2.382025-10-13 — best price $1.752025-11-22 — best price $9.992025-12-22 — best price $6.112026-01-19 — best price $1.292026-02-18 — best price $9.992026-03-18 — best price $2.002026-04-18 — best price $7.862026-05-21 — best price $9.992026-06-16 — best price $7.892026-07-27 — best price $6.112026-09-02 — best price $12.992026-10-14 — best price $12.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

30
achievements tracked
77.5%
earned "Fishy business"
17.9%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsFamily Sharing3 DLC

7 supported languages: English, German, Spanish - Spain, Simplified Chinese, Polish, Russian, French

Post-launch support: 3 DLC released, first 2022-10-20, latest 2023-06-30 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)1,2878%30
Xbox Series, Xbox One (Xbox)7722%29

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

Player tags

IdlerCasualClickerSandboxLife SimRelaxingEducationRealisticSubmarineManagement

Census log

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

Players also track

Supreme Ruler UltimateTavern Tycoon - Dragon's HangoverHardware EngineersAnother Brick in The MallWeapon Shop FantasyFlix and Chill 2: MillennialsBronze Age - HD EditionTech Support: Error Unknown

Similarity via IGDB.