Zymon vs Color4
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Zymon
A colorful and fun brain-training game where players match identical items. The challenge increases as your score rises, offering an Apple Watch version for wrist-based play. Compete with friends and aim for high scores and achievements.
- Brain training exercises
- Match identical items gameplay
- Increasing difficulty
- Apple Watch compatibility
- Game Center integration
- Achievement hunting
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Zymon says... Train your brain, your powers gain. A simple game, just match the same. As your score grows, the faster it goes. With an Apple Watch twist, play it from your wrist! A colourful, fun game that also helps train your brain. Play it from your iPhone, iPad, Apple Watch and Mac. Compete against your friends with Game Center support. Try to obtain all achievements. How high can you go?
Color4
Fill regions with color, ensuring adjacent areas have different hues. Offers two engaging modes for a relaxing yet challenging experience suitable for all ages.
- Fill regions with color
- Adjacent regions must differ
- Max four colors used
- Normal and Frenzy modes
- One-touch controls
- Relaxing and challenging gameplay
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A simple, really fun game to play. Addictive yet relaxing and challenging at times. Your goal is to fill with color all regions with no more than four colors. Two regions that have a common border (adjacent) must not get the same color. ● Two modes to play with: Normal and Frenzy ● Simple One-Touch controls ● Addictive yet relaxing gameplay ● Fun and challenging for all ages ● Play at your own pace "The four color theorem is a theorem of mathematics. It says that in any plane surface with regions in it (people think of them as maps), the regions can be colored with no more than four colors. Two regions that have a common border must not get the same color. They are called adjacent (next to each other) if they share a segment of the border, not just a point." (Four color theorem." Wikipedia, The Free Encyclopaedia.) Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is iOS requirement: Color4 at 15.6 against Zymon's 17.0. On price, review sentiment, update cadence and ads 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
Zymon costs $0.99 and Color4 $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Zymon ships an update every 8 months, Color4 every 9 months. Both last shipped on November 1, 2026.
| Parameter | Zymon | Color4 |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, Mac, Apple Watch — better | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 8 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | curmi.com | Harry Patsis |
Customer experience
Zymon
Color4
In-app purchases
Zymon
No in-app purchases
Color4
No in-app purchases









