Megaquarium

Overview

App ID600480

Release dateSep 13, 2018

Last change number40130730

Last record update10 hours ago

App info

App type

Game

Developer

Twice Circled

Publisher

Twice Circled

Steam profile

Counts toward game count and achievement totals · checked Nov 1, 2025

Metacritic

69

Website

megaquariumgame.com

Platforms

Windows macOS Linux 64-bit

Steam Deck

Playable

Features

5

Single-playerSteam AchievementsSteam CloudSteam WorkshopFamily Sharing

Patches

Builds

2

Build	Branch	Updated
23545443	public	Jun 5, 2026
23545443	beta	Jun 5, 2026

Packages & DLC

DLCs

4

ID	Name	Price (US)
1315300	Not on the store yet	—
1339440	Not on the store yet	—
2574770	Not on the store yet	—
4307900	Not on the store yet	—

Depots

Depots

11

ID	Name	Systems	Size	Download	Manifest
600481	—	Windows	514.5 MB	256.9 MB	1213427719499960698
600482	—	macOS	516.3 MB	256.7 MB	2154815189793972964
600483	—	Linux	525.5 MB	259.0 MB	4063829337488670531
1315300	— DLC 1315300	Windows, Linux	66.6 MB	27.3 MB	2585758110083565706
1315301	— DLC 1315300	macOS	66.6 MB	27.3 MB	3616042446813409854
1339440	— DLC 1339440	Windows, Linux	54.8 MB	20.6 MB	4836497257326302532
1339441	— DLC 1339440	macOS	54.8 MB	20.6 MB	2250985002051937334
2574770	— DLC 2574770	Windows, Linux	110.9 MB	41.2 MB	2301260042427564997
2574771	— DLC 2574770	macOS	110.9 MB	41.2 MB	2359457172601582214
4307900	— DLC 4307900	Windows, Linux	112.0 MB	71.6 MB	3197077830097121433
4307901	— DLC 4307900	macOS	112.0 MB	71.6 MB	3332618581969434734

Branches

2

Branch	Build	Updated	Access
public	23545443	Jun 5, 2026	Open
beta Early access to new features. Unstable.	23545443	Jun 5, 2026	Open

Configuration

Install foldersteamapps/common/Megaquarium

Launch options

3

Executable	Arguments	Systems	Description
Megaquarium.exe		Windows
Megaquarium.app		macOS
Megaquarium.x86_64		Linux

Cloud saves

Space per player4.66 GB

Filesup to 1,000

Save locations0