Game overview
OFF BY
Design the wrong. Combine the errors. Prove what’s possible.
- Last tracked players
- 0
- 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

Welcome to the world of errors!
A light, cute, and relaxing logic puzzle that begins with the simplest formulas.

Complete each formula to reach the target error value and clear the stage.

The game offers 15 levels and 128 handcrafted stages designed to challenge your logic and creativity.
Errors breed more errors, and tiny deviations open new paths.

From these errors, beings known as Eri and Kori are born — and they never forget the rituals of their creation.
Recruit supporters to accelerate your progress toward the target error.
But beware — some number blocks come with their own constraints, adding unique conditions to your play.
Start with small calculations, and watch as they grow into a complex flow of logic and cascading errors!
Media gallery 9 screenshots · 0 videos
Screenshots
Player activity
Concurrent players over the last 48 hours.
System requirements Windows
Windows
Minimum
Minimum:- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: Intel Core i3
- Memory: 8 GB RAM
- Graphics: Intel HD Graphics 4000 / NVIDIA GeForce GTX 660
- DirectX: Version 11
- Storage: 500 MB available space
- Additional Notes: Can run on low-spec PCs.
Recommended
Recommended:- Requires a 64-bit processor and operating system
- Memory: 8 MB RAM
Game details Languages, features & support
- Publisher
- REDSEN GAMES
- Brazilian rating
- l
- Steam Germany rating
- 0
- Achievements
- 15
- Controller support
- full
- Features
- Single-player, Steam Achievements, Full controller support, Camera Comfort, Custom Volume Controls, Keyboard Only Option, Playable without Timed Input, Save Anytime, Stereo Sound, Steam Cloud, Family Sharing
- Languages
- English, French, German, Spanish - Spain, Japanese, Korean, Simplified Chinese
- Website
- Official website ↗
- Support
- [email protected] Support site ↗
More analysis Activity patterns, updates & developer tools
Game Insights
Buy Verdict
Wait for upcoming sale in ~12 days for potentially better pricing.
Value Score
Price-to-player ratio ranks in the 100th percentile.
Genre Benchmarks
Activity Heatmap
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