Koi cover

Koi

Critic score7 critics
First release
Apr 19, 2016
Engine
Unity
Genres
Indie, Adventure, Puzzle · Action

KOI is an award-winning exploration adventure game that details the story of a small koi on a grand adventure.

Also known as 鯉 , Koi.exe

Attributes

No Attributes added.

Details

Storyline, release dates, time to beat, age ratings, modes, links, keywords

Release dates
PlayStation 4
Apr 19, 2016
PlayStation 4
May 03, 2016
PlayStation Vita
Sep 26, 2017
All 5 release dates
Nintendo Switch
Nov 09, 2017
PC (Microsoft Windows)
Jan 25, 2019
Time to beatIGDB · recorded
Main + Extras
1h
Age ratings
CERO AESRB E
Game modes
Single player
Perspective
Bird view / Isometric
Keywords
aquarium, calm

At a Glance

Critic Score
50
Main + Extras (IGDB)
1h

Overview

Steam review summary

Steam users rate this Very Positive, 118 reviews in all languages, recorded 16 October 2026

Valve's summary of Steam user reviews. Valve counts only reviews from purchases on Steam, not key activations, and leaves out review periods it has marked as off-topic. It isn't part of the CritScore score.

Review summary: SteamSteam data provided via the Steam Web API (opens in a new tab)Not affiliated with Valve →

About storefront and compatibility information

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