Out now

Megaquarium

Developed by Twice Circled · Published by Twice Circled

CasualIndieSimulationStrategy
StatusOut now ReleaseSep 13, 2018 Price$7.49 Metacritic69/100 Steam reviews3,367

At a glance

PlatformsWindows, macOS, Linux
ModesSingle-player
Price$7.49
StatusOut now
Early accessNo
Metacritic69/100
Steam reviews3,367
Languages10
Achievements25
DLC4

Overview

A casual, indie, simulation game by Twice Circled, published by Twice Circled — single-player.

Steam’s own one-line description: “The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.” — developer/publisher text via the Steam store page.

Reception & community

Steam reviewsOverwhelmingly Positive — 95% positive of 3,374
Owners (est.)200000 – 500000
Peak players39
Player-voted tags:CasualSimulationBuildingSandboxManagementUnderwaterCreature CollectorCuteRelaxingResource ManagementIndieModdable

Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.

Features & modes

Derived from the gameplay modes and feature categories Steam lists for Megaquarium.

FeatureSupported
Single-playerYes
MultiplayerNo
Co-opNo
Online co-opNo
PvPNo
Cross-platform multiplayerNo
Full controller supportNo
Partial controller supportNo
Steam Cloud savesYes
Steam AchievementsYes

System requirements (PC)

As published on the Steam store page. Requirements can change between updates.

Minimum

  • Requires a 64-bit processor and operating system
  • OS *: Windows 7 64 bit
  • Processor: Intel Core i5-4690 or AMD Ryzen 7 2700U
  • Memory: 8 GB RAM
  • Graphics: GeForce GTX 560 or AMD Radeon HD 7770
  • Storage: 1 GB available space

Recommended

  • Requires a 64-bit processor and operating system

Supported languages (10)

EnglishFrenchGermanSpanish - SpainPolishRussianSimplified ChinesePortuguese - BrazilItalianJapanese

Megaquarium FAQ

Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.

What kind of game is Megaquarium?

Steam classifies Megaquarium as a Casual, Indie, Simulation, Strategy game, developed by Twice Circled. The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.

How much does Megaquarium cost?

As of June 2026, Steam lists Megaquarium at $7.49. Prices and regional pricing change — check the Steam page for the current figure.

Is Megaquarium single-player or multiplayer?

Steam lists these modes for Megaquarium: Single-player. It lists a single-player mode.

Is Megaquarium on PlayStation, Xbox, or Switch?

Our data comes from the Steam (PC) store, which lists Megaquarium for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.

Is Megaquarium out yet?

Yes — Steam lists a release date of Sep 13, 2018.

What platforms is Megaquarium on?

Megaquarium is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.

Is Megaquarium single-player or multiplayer?

Steam lists these modes: Single-player.

How much does Megaquarium cost?

Steam lists it at $7.49.

Does Megaquarium have achievements?

Yes — Steam lists 25 achievements for Megaquarium.

What is Megaquarium's Metacritic score?

Megaquarium has a Metacritic score of 69/100, per the Steam store listing.

Who made Megaquarium?

Megaquarium is developed by Twice Circled and published by Twice Circled.

Where to get Megaquarium

We don't sell games or track prices — this links to the official Steam store page.

View on Steam →

Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Twice Circled.