Game overview
Rondoku
Fill elegant diagrams with the correct numbers using three simple rules. Rondoku invites you to think, take your time, and enjoy beautifully hand-crafted challenges.
- Last tracked players
- 1
- All-time peak
- 1
- 24-hour change
- Unavailable
Delayed observation · last tracked . Values marked unavailable are not estimated.
About this game Read the full description
Simple Rules, Deep Logic
Fill circular puzzles with the correct numbers using just three simple rules. Rondoku is a calm and minimalist logic game that invites you to slow down, think carefully, and find satisfaction in clever solutions.

70 Hand-Crafted Challenges
Every puzzle in Rondoku is designed by hand. With 70 unique levels, the game offers a thoughtful difficulty curve and a sense of intention in every diagram.
A Puzzle Book
Inspired by classic puzzle magazines, Rondoku is presented as a book. Flip through its pages freely and enjoy the quiet satisfaction of solving each puzzle, one by one, until the book is complete.
Media gallery 5 screenshots · 0 videos
Screenshots
Player activity
Concurrent players over the last 48 hours.
Price history
Last 30 days ? prices in the selected region?s currency.
System requirements Windows · Linux
Windows
Minimum
Minimum:- OS: Windows 10
- Processor: SSE2 instruction set support
- Memory: 1 GB RAM
- Graphics: 512MB Video Memory
- DirectX: Version 9.0c
- Storage: 64 MB available space
Linux
Minimum
Minimum:- OS: Ubuntu 20.04+, SteamOS
- Processor: SSE2 instruction set support
- Graphics: 512MB Video Memory
Game details Languages, features & support
- Publisher
- Lucas Demo
- Brazilian rating
- l
- Steam Germany rating
- 0
- Achievements
- 12
- Controller support
- full
- Features
- Single-player, Steam Achievements, Full controller support, Adjustable Text Size, Color Alternatives, Custom Volume Controls, Keyboard Only Option, Mouse Only Option, Playable without Timed Input, DualShock Controller Support, DualShock Controller Support, DualSense Controller Support, DualSense Controller Support, Save Anytime, Touch Only Option, Steam Cloud, Family Sharing
- Languages
- English, French, German, Japanese, Korean, Portuguese - Brazil, Russian, Simplified Chinese, Spanish - Latin America, Traditional Chinese, Turkish
- Support
- [email protected]
More analysis Activity patterns, updates & developer tools
Game Insights
Buy Verdict
Wait for upcoming sale in ~13 days for potentially better pricing.
Value Score
Price-to-player ratio ranks in the 84th percentile. Priced as Premium at $7.99.
Genre Benchmarks
Activity Heatmap
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