Fish Tycoon
Real-time fish breeding simulation built around a genetics puzzle
Last Day of Work · Released May 12, 2008
- Reviews
- Very Positive
- 89% of 137
- Recent reviews
- Not enough recent
- Players
- 3
- daily peak, Nov 8, 2026
- Steam Deck
- Playable
- Last update on Steam
- Unknown
- no patch notes on Steam
What is Fish Tycoon?
Fish Tycoon is a real-time fish breeding and aquarium management game. You care for and crossbreed fish to discover seven Magic Fish, then sell fish to buy supplies and decorate your tanks.
For you if...
- +you like checking in over time to care for fish
- +you enjoy simple aquarium management and breeding experiments
Not for you if...
- −you want progress without repeated breeding experiments
- −you prefer fast-paced games over real-time care routines
What players say
89% of 137 reviews are positive
Players often praise its simple breeding gameplay and recall playing it as children. Some find the breeding progression grindy.
Screenshots and trailer
Fish Tycoon system requirements
Minimum: 16MB of VRAM, 0.1 GB RAM, 0.2 GB of disk space.
As published by the developer.
Can my PC run Fish Tycoon?
Tell us your graphics card once and every game page will answer this for you.
Set up my PC →Minimum
- Processor
- Pentium III 500
- Graphics
- 16MB of VRAM
- Memory
- 96 MB
- Storage
- 200 MB
- DirectX
- DirectX 7.0 or later
Does Fish Tycoon have co-op or multiplayer?
No: single-player only, no multiplayer modes declared.
Does Fish Tycoon run on Steam Deck?
Playable Playable: it runs on Steam Deck with some adjustments.
- Sometimes shows mouse, keyboard or non-Deck controller icons
- Some text entry requires manually opening the on-screen keyboard
- Display output not correctly scaled
- All functionality is accessible with the default controller configuration
- In-game text is legible on Steam Deck
- Default graphics settings perform well on Steam Deck
PC version details
- DRM
- None declared on Steam
- Controller
- Keyboard and mouse
- Platforms
- Windows
- Steam features
- Family Sharing
- Languages
- Text only: English.
Does Fish Tycoon use AI-generated content?
No AI-generated content is disclosed on the game's Steam page.
Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam