Choose Fish Simulator: Aquarium Manager
Choose Fish Simulator: Aquarium Manager if you want a Strategy experience. Fish Simulator: Aquarium Manager launched in 2020.
Fish Simulator: Aquarium Manager vs My Koi
Fish Simulator: Aquarium Manager and My Koi both land in Indie, Simulation, Casual on Steam, which is why they keep getting compared. The comparison below is built from each game's Steam metadata — release year, genres, categories, Steam Deck status, price, and review score — refreshed daily by imho.run's scraper. Headline differences: Both share Indie, Simulation, Casual on Steam. Both released in 2020. My Koi scores higher on Steam reviews (95.2% positive) than Fish Simulator: Aquarium Manager (52.9% positive). No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Which should you pick?
Choose My Koi
Choose My Koi if it's currently about 50% cheaper on the Steam Store. My Koi launched in 2020.
Both Fish Simulator: Aquarium Manager and My Koi sit in Indie, Simulation, and Casual on Steam, so either pick lands in the same broad neighborhood. Use the side-by-side table for the feature view, or follow the "Games like" links below to see ranked alternatives for either title.
Side-by-side comparison
 Fish Simulator: Aquarium Manager |  My Koi | |
|---|---|---|
| Released | 2020 | 2020 |
| Genres | Strategy, Indie, Simulation, Casual | Indie, Simulation, Casual |
| Platforms | Windows | Windows |
| Steam Deck | Unrated | Deck Unsupported |
| Price | 9.99 USD | 4.99 USD |
| Steam reviews | 52.9% positive (17 reviews) | 95.2% positive (291 reviews) |
| Multiplayer | Single-player only | Single-player only |
| Developers | DuoBonza | Sakana Studios |
Side by side
- Both share Indie, Simulation, Casual on Steam.
- Both released in 2020.
- My Koi scores higher on Steam reviews (95.2% positive) than Fish Simulator: Aquarium Manager (52.9% positive).
- My Koi is currently ~50% cheaper on Steam than Fish Simulator: Aquarium Manager (4.99 USD vs. 9.99 USD).
- My Koi is Deck Unsupported on Steam Deck; Fish Simulator: Aquarium Manager has no Deck rating yet.
Fish Simulator: Aquarium Manager vs My Koi — FAQ
- Are Fish Simulator: Aquarium Manager and My Koi similar?
- They overlap on Indie, Simulation, Casual on Steam, so the catalogue groups them together — but "similar" depends on the specific mechanics. Use the genre + category rows above to decide whether the overlap matches what drew you to the one you've already played.