Arc Aquarium

"Collect, place and merge living creature cards in this cozy 2D idle aquarium."

· January 30, 2026· Main Game

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.

Released 30 January 2026 for PC (Microsoft Windows). Single player.