Cellfish

Survival roguelite about a cell fighting swarms in the ocean

BRTL Games · Released Mar 1, 2024

Reviews: Very Positive; 82% of 51
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 2 years ago; May 16, 2024
Minimum PC: DX10; 4 GB RAM · 0.2 GB disk; Full requirements

What is Cellfish?

A 2D action roguelite set in the deep ocean, where you control a cell trying to survive. During randomized runs, you collect food to evolve, strengthen your abilities, and dodge attacks from enemy cells and bosses.

For you if...

+you enjoy customizing your character with unlockable body parts

Not for you if...

−you want cooperative or competitive multiplayer

What players say

82% of 51 reviews are positive

Players praise the sound design, responsive controls, and replayability. Common complaints concern uneven ability balance and random upgrades that make success too dependent on luck, particularly at higher difficulties.

Screenshots and trailer

Cellfish system requirements

Minimum: DX10, 4 GB RAM, 0.2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 10
Processor: x86, x64 architecture with SSE2 instruction set support
Graphics: DX10, DX11, DX12 capable
Memory: 4 GB RAM
Storage: 150 MB available space
DirectX: Version 10

Does Cellfish have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Cellfish run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows
Achievements: 34
Steam features: Family Sharing
Languages: Text only: English.

Does Cellfish 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 28, 2026. How to filter AI games on Steam