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Tranquil Koi 鯉の池
Tranquil Koi is a relaxing idle game. Start with a humble pond and transform it into a breathtaking koi paradise! Buy and unlock over 100 vibrant breeds, raise them and sell them to grow your aquatic haven. Unlock decorations to design an aquarium that reflects your vision of tranquility.
Release Date:
September 2025
Developer:
Publisher:
FroggySoggy
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Features
Single-player
Steam Achievements
Steam Cloud
Family Sharing
Steam is learning about this game 
Languages:
Interface Full Audio Subtitles
English ✔ ✔ ✔
This game is not yet available on Steam

Planned Release Date: September 2025

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About This Game

Build your dream koi pond in Tranquil Koi, a relaxing idle game.
Start with a single pond and fill it with over 100 stunning koi breeds.
Raise them, sell them, and unlock rare varieties to grow your collection.
Decorate with plants, stones, and ornaments to design your perfect aquatic haven.

  • 🐟 100+ Unique Koi – Collect, raise, and trade vibrant breeds.

  • 🌿 Customizable Ponds – Design with decorations and ornaments.

  • 💧 Idle Progression – Your pond grows even while you’re away.

  • 🎵 Peaceful Atmosphere – Gentle animations and soothing sound.

Create a sanctuary, collect them all, and let the ripples carry your worries away.

System Requirements

Windows
macOS
    Minimum:
    • OS: windows10
    • Processor: Duo-Core 2.4Ghz
    • Memory: 2 GB RAM
    • Storage: 512 MB available space
    Minimum:
    • OS: macos Catalina or later
    • Memory: 2 GB RAM
    • Graphics: any
    • Storage: 512 MB available space
* Starting February 15, 2024, the Steam Client will no longer support 32-bit games or macOS 10.14 or lower.
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