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About FISH OS
FISH OS is a game tagged Idler, Fishing and Incremental by ORCO Games, launching on Steam on Nov 10, 2026. That is a packed week for games like it, with 186 similar games launching the same week. The quietest week ahead for games like it starts Nov 30. The Steam games most like it include Pier Pals, Sidebar Sea: Idle Fishing for Your Taskbar and Fishing Corner.
An idle fishing game that lives inside a fake 1997 operating system. Click the water to fish, then run your catch through a desktop where every window is a mechanic: an aquarium that buffs your income, a fish market, a fleet you send out overnight. 250 species. Solitaire included.
Launch window
Open in Launch Week CheckerBusiest weeks for games like this one in the next 12 weeks:
- Week of Oct 26, 2026 — Packed, 206 similar games
- Week of Nov 2, 2026 — Packed, 188 similar games
- Week of Nov 9, 2026 — Packed, 186 similar games
Quietest: Nov 30, Dec 7, Jan 11.
Also launching the week of Nov 9
All upcoming games
Steam data
Everything Steam lists for FISH OS · record updated 2 days ago
Overview
App ID4531630
Release dateNov 10, 2026
Last change number40013248
Last record update2 days ago
Data from public Steam pages, updated daily; 5 days of history. LaunchRivals is not affiliated with Valve or Steam.