Arc Aquarium cover art

Arc Aquarium

Collect, place and merge living creature cards in this cozy 2D idle aquarium. Open card packs to discover freshwater and saltwater fish, shrimp, crabs, seahorses, jellyfish, plants and corals, then bring them…

30 January 2026

Arc Aquarium is an indie, released 30 January 2026 on PC (Microsoft Windows).

Verified Sources: IGDB , Steam

What Arc Aquarium is

Arc Aquarium was released in 2026. It is available on PC (Microsoft Windows) only. It runs on Unity.

The premise, in the publisher's words

Collect, place and merge living creature cards in this cozy 2D idle aquarium. Open card packs to discover freshwater and saltwater fish, shrimp, crabs, seahorses, jellyfish, plants and corals, then bring them to life in your tank. Feed your creatures, collect the gold they earn, merge duplicate cards to raise their stars up to 10, and complete your collection book. Decorate multiple tanks with sand, backgrounds and lights, switch on night mode and relax with calm music.
Description from the publisher · source

How it plays

It is played from a side view perspective. It is a single-player game with no multiplayer component.

What it launched against

Arc Aquarium launched on 30 January 2026, within three weeks of Reanimal, Hytale, Cairn and Mewgenics.

Released around the same time: Reanimal, Hytale, Cairn, Mewgenics.

Screenshots

All media

Quick answers

Arc Aquarium — frequently asked questions

When did Arc Aquarium come out?
Arc Aquarium was released on 30 January 2026 for PC (Microsoft Windows).

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