Kotoro vs Circuit Dude
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Kotoro
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.
- Color mixing puzzles
- 8 chapters with unique mechanics
- 96 challenging levels
- Atmospheric soundtrack
- Minimalist and dreamy visuals
- iCloud progress sync
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"The visuals in Kotoro are simply beautiful." - AppAdvice "Based on a simple but effective principle." - MacGeneration "Something different to do at every turn." - 148Apps Featured by Apple as one of the Best New Games Kotoro is the first atmospheric puzzle game about color mixing based on the rules we all learn as children. Your objective is simple: Become a certain color by mixing with others. - 8 Chapters, 96 puzzles: Each chapter explores a new idea such as subtraction, replication or time - No Ads. No In-App Purchases. - Atmospheric soundtrack powered by 7 talented musicians from around the world - Fully localized for French, Chinese, Japanese and Spanish - Sync your game progress with iCloud - Minimalist, dreamy and beautiful - Ambient and relaxing experience
Circuit Dude
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.
- 120 Levels
- 15+ Hours of Puzzles
- 10 Tile Mechanics
- Level Editor
- Online Level Sharing
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Help Circuit Dude build his ultimate secret invention by plugging in chips, pushing blocks, stepping on switches, rotating walls and so much more in this game featuring over 15 hours of gameplay over 120 levels. If that's not enough, you can design your own master contraptions using the in-game level editor and even upload it to the internet for others to try out! What is Circuit Dude building? Finish the first 100 levels to find out! FEATURES - 120 Levels - 15+ Hours of Puzzles - 10 Cool Tile Mechanics - Level Editor - Online Level Sharing
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Kotoro | Circuit Dude |
|---|---|---|
| Price | $0.99 — better | $2.99 |
| Rating | 4.7 (118 ratings) — better | 4.5 (13 ratings) |
| Positive reviews | 90.6% of reviews — better | 66.7% of reviews |
| Number of ratings | 118 — better | 13 |
| Update frequency | Every 6 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 108 MB | 43 MB |
| Age rating | 4+ | 9+ |
| Developer | Semidome Inc. | Jonathan Holmes |
Customer experience
Kotoro
Circuit Dude
Bugs and requests
Kotoro
Reported bugs
4 issues- 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
10 requests- More levels and content
- Sound toggle/mute option
- Colorblind mode with textures or symbols
- Additive color (RGB) mixing levels
- On-demand tutorial system
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- Automatic progression to next level upon completion
- Visual feedback for level completion
- iOS 11+ and 64-bit app update
- Better chapter/progress indicators
- Increased spatial puzzle complexity
Circuit Dude
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Kotoro
No in-app purchases
Circuit Dude
No in-app purchases
