Peacequarium and Fish Companions both land in 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 Simulation, Casual on Steam. Fish Companions has co-op; Peacequarium does not. Peacequarium is Deck Unsupported on Steam Deck; Fish Companions has no Deck rating yet. No login or purchase needed — scroll for the full table, the verdict FAQ, and links to ranked similar games for both titles.
Choose Peacequarium if you want the Camera Comfort, Playable without Timed Input, and Save Anytime side of the pairing. On Steam, it's a focused single-player run rather than a multiplayer commitment. Peacequarium launched in 2025.
Choose Fish Companions if you want an Indie game with Multi-player, Online Co-op, and Co-op. On Steam, it has co-op, so you can bring a friend.
Both Peacequarium and Fish Companions sit in Simulation and Casual on Steam and both list Custom Volume Controls and Mouse Only Option, 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.
 Peacequarium |  Fish Companions | |
|---|---|---|
| Released | 2025 | — |
| Genres | Simulation, Casual | Indie, Simulation, Casual |
| Platforms | Windows, macOS | Windows |
| Steam Deck | Deck Unsupported | Unrated |
| Price | 6.99 USD | Price unknown |
| Steam reviews | 7 reviews | — |
| Multiplayer | Single-player only | Multi-player, Online Co-op, Co-op |
| Developers | GTGD | Groupe du Fond |
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