My Joyful Aquarium (2025)

- Developer
- Error 300
- Publisher
- Error 300, Gamersky Games
- Platforms
- Windows, macOS, Linux
- Genres
- Casual, Simulation, Early Access
- Rating
- 4.7 of 5, 33 player ratings
- Typical playtime
- about 2.5 hours
- Where to get it
- Steam
How it feels
a calm, open-ended experience of building and decorating a personal underwater world at your own pace
creativerelaxingcolorfulpeacefulcasualcustomizablesoothing
What players say
Players enjoy the relaxing idle gameplay and breeding fish with different appearances, but find progression too slow and some mechanics confusing, like all tanks sharing the same water settings.
Screenshots






More games like this
- Idlequarium (2025)
- Cozy Littlequarium (2025)
- Tiny Aquarium: Social Fishkeeping (2025)
- My Cozy Aquarium (2025)
- Zen Aquarium (2025)
- ARC Aquarium (2026)
- Little Aquarium (2025)
- Idle Aquarium (2025)
More by Error 300
- Pixel Cross Stitch Color by Number (2024)
- There's No Dinosaurs 2 (2024)
- Nora: In Search of Hidden Ingredients (2025)
- Find-o'-Lantern (2024)
- There's No Dinosaurs (2024)
- Ready, Set, Plumb! (2024)
- Maze Craze (2025)
- Star Freight (2025)
This page is from Underplayed Gems, a catalog of older and overlooked games. Not quite it? Tell the Catbot what you feel like playing and it picks from the whole catalog, or browse by platform and genre.