My Joyful Aquarium

My Joyful Aquarium is a relaxing game where you build your dream fish tank. Take good care of your fish’s comfort, upgrade their environment, and explore thousands of breeding possibilities. With offline progression, your aquatic world thrives even when you’re away! Ready to dive in?

Developer: Error 300.

Tags: Solo, Casual, Simulation, Hand-drawn.

Steam reviews: Positive (95% of 24).

Price: $5.24 (was $6.99, 25% off).

Released 2025-09-16.

Last updated 2025-12-08.

My Joyful Aquarium on Game Goose · Steam store page

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