Megaquarium overview

Overview

Megaquarium comes from Twice Circled and is published by Twice Circled. It arrived on Steam on Sep 13, 2018, and it sits naturally among Single-player, Steam Achievements, Steam Workshop, Camera Comfort, Custom Volume Controls, Adjustable Difficulty, Mouse Only Option, and Save Anytime. SteamPulse tracks it across Windows, macOS, Linux, Steam, Xbox, and PlayStation so readers get a quick useful snapshot, not just a wall of numbers.

Players and reviews

Megaquarium's latest SteamPulse observation recorded 47 players at 22 September 2026 - 17:46:20 UTC, with a tracked peak near 580. This peak is the highest value in the available SteamPulse record and may not include activity before tracking began. Player reaction is 95% positive across 3,668 reviews.

Language and system requirements

Megaquarium is available in 10 languages including:

3 regional rating boards including dejus, steam germany, and igrs

Sales, recommendations, and streams

Megaquarium has sold up to 112,000 units and has 3,445 Steam recommendations. The estimated VGI revenue is $1,800,000. On Twitch, 0 streamers are live with around 0 total watchers.

Megaquarium overview details

Megaquarium combines live player counts with reviews, pricing, platform support, Store metadata, dated player history, media, recent news, and related games.

Steam Store description

From the creator of Big Pharma comes a brand new economic simulation game. Megaquarium follows in the footsteps of classic theme park management tycoon games and adds an aquatic spin! A living simulation Starting with just a few tanks and the most basic of livestock, you’ll grow your aquarium to a thronging metropolis filled with hundreds of guests, tens of staff and a multitude of different aquatic lifeforms, each with their own unique care requirements. Design your exhibits Megaquarium features almost 100 different marine species including fish, sharks, crustaceans, corals, jellyfish, other invertebrates and even a turtle! You’ll be spoilt for choice as you design, decorate and populate your tanks. The right staff for the job You won’t get far without the right staff. Choose who to hire based on their skills and future potential. Will you train up a team of multi-disciplined staff or a set of super-focussed experts? You’ll have to weigh up the pros and cons of each strategy and work out what is right for your aquarium. Research new animals and technology As guests experience your displays you’ll earn points which you can assign to discovering new livestock and equipment. Keep upgrading and expanding your aquarium and work your way up to the most prestigious animals and displays in the aquarium industry. Manage your finances The latest fish might look cool, but have you considered its impact on your aquarium’s bottom line. Tricky animals may require new staff to be hired, expensive fish food or supplements and the best tanks are a hefty investment! As aquarium curator…

SteamPulse editorial summary

Megaquarium is listed as a game with $7.49 (70% off from $24.99). It supports Windows, macOS, and Linux, belongs to Single-player, Steam Achievements, Steam Workshop, Camera Comfort, Custom Volume Controls, Adjustable Difficulty, Mouse Only Option, and Save Anytime, and is associated with Casual, Indie, Simulation, and Strategy. SteamPulse's latest observation records 47 players at 22 September 2026 - 17:46:20 UTC, a tracked peak of 580, and 95% positive reviews.

Overview tags

CasualSimulationBuildingSandboxManagementUnderwaterCreature CollectorCuteRelaxingResource ManagementIndieModdableEconomyFamily FriendlyFishing

Highlighted achievements

Support and legal notes

Real questions answered from SteamPulse data, including live players, monthly momentum, review sentiment, regional audience signals, Twitch activity, and current Steam pricing.