Underplayed Gems

Book of Fei (2026)

Book of Fei cover
Developer
TAO Studio
Platforms
Windows, macOS
Genres
Casual, Indie, RPG
Rating
4.7 of 5, 334 player ratings
Typical playtime
about 48 hours
Where to get it
Steam
The 3D catalog: game boxes on wooden shelves, with the cat sitting at the counter next to its greeting.

The catalog in 3D

The same catalog has a room you can walk around in. The cat behind the counter is the AI Catbot, and they pick real games from it when you tell them what you feel like playing. Nothing is for sale, here or in there. Go in from here and this game is already out on the counter, with more like it waiting on the shelf next to it.

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How it feels

A cute and undemanding idle RPG that plays quietly on your desktop, offering a gentle, companionable presence during work hours.

cutecasualidlecozyrelaxingcompanionableundemandinglow-stakes

What players say

Players praise the surprising depth and amount of content for a low price in this desktop idle RPG, but opinions split on the late game: some say it becomes fully automated and repetitive, while others find the endless progression satisfying. Many note the developer has been actively updating the game.

Screenshots

Book of Fei screenshot 1Book of Fei screenshot 2Book of Fei screenshot 3Book of Fei screenshot 4Book of Fei screenshot 5

More games like this

This page is from Underplayed Gems, a catalog of older and overlooked games. Not quite it? You can browse by platform and genre, or take this one into the 3D catalog and ask the Catbot for something closer.