# Kotoro vs Circuit Dude

The clearest difference is update cadence: Circuit Dude at every 6 days against Kotoro's every 6 weeks. Kotoro's advantage is review sentiment (91% vs 67%) and rating (4.7 vs 4.5). On ads, in-app purchases, monetization model and device support there is nothing between them.

Kotoro costs $0.99 and Circuit Dude $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Kotoro holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Kotoro has 118 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 91% of Kotoro's written reviews are positive against 67% of Circuit Dude's.

Kotoro ships an update every 6 weeks, Circuit Dude every 6 days. The most recent releases landed on October 21, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Kotoro | Circuit Dude |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[4.7 (118 ratings)](https://appshunter.io/ios/app/kotoro/id779855682/reviews)** | [4.5 (13 ratings)](https://appshunter.io/ios/app/circuit-dude/id1497085581/reviews) |
| Number of ratings | **118** | 13 |
| Positive reviews | **90.6% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | Paid | Paid |
| Size | 108 MB | 43 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [Semidome Inc.](https://appshunter.io/developer/779855685) | [Jonathan Holmes](https://appshunter.io/developer/1497085580) |

## What reviewers say

### Kotoro

[App page](https://appshunter.io/ios/app/kotoro/id779855682)

An atmospheric puzzle game where you mix colors to achieve target hues. Explore 8 chapters and 96 unique challenges based on fundamental color theory principles. Enjoy a relaxing experience with a beautiful soundtrack and minimalist design.

**Highlights:** Color mixing puzzles, 8 chapters with unique mechanics, 96 challenging levels, Atmospheric soundtrack, Minimalist and dreamy visuals, iCloud progress sync

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🎨 Beautiful, minimalist visual design
- 🎵 Excellent, soothing soundtrack
- 🧩 Clever, original puzzle mechanics
- 🎯 Easy to learn, difficult to master
- 😌 Relaxing and calming gameplay experience

**What reviewers complain about**

- 🔊 No option to turn off sound/music
- 🎨 Poor color choices for colorblind players
- 📱 iPhone audio issues (music doesn't play)
- ⏱️ Limited content (only 72 levels)
- 🐛 Game crashes and glitches

**Reported bugs**

- Music doesn't play on iPhone (works on iPad)
- App crashes frequently
- Incompatible with iOS 11 and newer (32-bit limitation)
- App compatibility warning on newer iOS versions

**Requested features**

- More levels and content
- Sound toggle/mute option
- Colorblind mode with textures or symbols
- Additive color (RGB) mixing levels
- On-demand tutorial system


### Circuit Dude

[App page](https://appshunter.io/ios/app/circuit-dude/id1497085581)

Guide a character through challenging puzzles by manipulating game elements to build a secret invention. Enjoy over 120 levels with a built-in editor to create and share your own levels.

**Highlights:** 120 Levels, 15+ Hours of Puzzles, 10 Tile Mechanics, Level Editor, Online Level Sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kotoro free?

Kotoro costs $0.99, with no in-app purchases.

### Is Circuit Dude free?

Circuit Dude costs $2.99, with no in-app purchases.

### Which has better reviews, Kotoro or Circuit Dude?

Kotoro is rated higher. Kotoro averages 4.7 out of 5 from 118 ratings, while Circuit Dude averages 4.5 from 13 ratings.

### Do Kotoro or Circuit Dude have ads?

Neither Kotoro nor Circuit Dude shows ads.

### Which is updated more often, Kotoro or Circuit Dude?

Kotoro ships an update every 6 weeks, and Circuit Dude every 6 days. Most recently, Kotoro was updated on October 21, 2026 and Circuit Dude on October 10, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*