Steam Deck Playable · Casual · 2026

Does Deep Sea Fish: Hidden World work on Steam Deck?

Mostly. Valve rates it Steam Deck Playable, with a few caveats.

Status checked 9 November 2026 · Althea Games

Playable

Short answer: mostly. Deep Sea Fish: Hidden World is rated Steam Deck Playable. It runs, but you may need to adjust settings or use the touchscreen or on-screen keyboard at times.

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Deep Sea Fish: Hidden World on Steam Deck

Valve's Steam Deck test results

Valve's detailed notes for this game will appear here soon. You can see them now on the Steam store page.

Steam Deck status checked 9 November 2026.

About Deep Sea Fish: Hidden World

Developer
Althea Games
Publisher
Althea Games
Release date
4 June 2026
Genre
Casual, Strategy, Indie
Steam
Store page

Tags

  • Arcade
  • Incremental
  • 2D Platformer
  • Idler
  • 2D
  • Colorful
  • Cute
  • Singleplayer
  • Economy
  • Capitalism

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