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Cozy Island Idle
Cozy Island Idle is a chill fishing idle game where you catch all sort of fantasy fishes to showcase them in an Aquarium to sell them to turn a profit and customize your aquarium and island.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“Not a lot of gameplay at this point. What's there mostly amounts to every few minutes checking your inventory, selling off cheap fish and trash items to make space for more and send your character off to fish again. Treasure chests are useless after an hour or so. You very…”
— a player, Steam review · 63 hrs played“I received this game as a gift from a friend, and I think it has a lot of potential. However, it is unfortunately extremely short and there is really not much to do, and the gameplay loop is not satisfying enough to me personally to keep it going in the background. It is a…”
— a player, Steam review · 1 hrs played“Not to be a bummer, but I don't get it. I play a ton of idle games, but there's nothing to do here. There is a slight gacha experience in the catching of fish, but there's way too little to buy and the cost of everything is way too close to equal good game balance. I'm really…”
— a player, Steam review · 0 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
New Incremental RPG game just released on Steam!
Hey everyone, After months of hard work, I'm excited to share that my new game, Incremental Town RPG, is finally out! 🏰 ⚔️🏝️🌳🥳 Get it now on Steam 👇 https://store.steampowered.com/app/2895430/Incremen
Update 0.8.2 - February
Fixed Active Fishing Window showing up when managing inventory or aquarium Player getting stuck in the boat
[HOTFIX] Update 0.3.10 - February
Diamonds, Trashing and Chests not droping while Active Fishing Aquarium Limit not working while Active Fishing Improved Active Fishing Description Improved Boat control Fixed fish not moving while Act
Games like Cozy Island Idle
From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.
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82.9% · 3,165 reviews
shares Fishing, Farming Sim, Idler, Collectathon
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85.2% · 2,387 reviews
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Casual, Indie, RPG, Simulation |
| Player tags | Casual · Idler · Fishing · Underwater · Creature Collector · Cozy · Farming Sim · Cute · Indie · Collectathon · Simulation · RPG (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Steam Cloud · Family Sharing |
| Languages | English * * |
| Achievements | 13 |
| Official site | https://overactiongamestudio.com/ |
Minimum system requirements (PC)
Minimum: OS *: Windows XP/Vista/7/8/10 Processor: 1.6 GHz Dual Core or faster Memory: 2 GB RAM Graphics: Graphics card supporting DirectX 9.0 DirectX: Version 9.0 Storage: 1 GB available space Sound Card: Any Additional Notes: Even slower systems run the game.