# Eureka vs Color Gallery

Eureka and Color Gallery both sit at 4.7 stars, but that hides the real split: 91% of Color Gallery's written reviews are positive against 77% of Eureka's. Color Gallery also leads on iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Eureka sells 1 one-off in-app purchase and Color Gallery sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Color Gallery holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 513 and 284 respectively. Written reviews point the same way: 77% of Eureka's written reviews are positive against 91% of Color Gallery's.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Eureka | Color Gallery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (513 ratings)](https://appshunter.io/ios/app/eureka-brain-training/id1485438085/reviews) | **[4.9 (284 ratings)](https://appshunter.io/ios/app/color-gallery-gradient-puzzle/id1534776473/reviews)** |
| Number of ratings | **513** | 284 |
| Positive reviews | 76.9% of reviews | **90.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 223 MB | 489 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) | [Chih Yuan Chou](https://appshunter.io/developer/1435854271) |

## What reviewers say

### Eureka

[App page](https://appshunter.io/ios/app/eureka-brain-training/id1485438085)

This app offers over 50 mini-games designed to test and improve your logic, memory, creativity, and focus. It provides a fun and addictive brain challenge with diverse gameplay to keep your mind activated and push your limits.

**Highlights:** Over 50 mini-games, Tests logic, memory, creativity, speed, reflex, focus, Diverse gameplay, Improves concentration, Addictive brain challenge, Fun and creative puzzles

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 🤩 Fun and engaging gameplay
- 🧠 Challenges the mind
- 👍 Kid-friendly
- 😍 Addictive and immersive
- 💯 Great for cognitive exercise

**What reviewers complain about**

-  anúncios Ads are intrusive
- 🗑️ Paid version still has ads
- 🧩 Lacks variety in puzzles

**Reported bugs**

- Ads after every level
- Paid version with ads


### Color Gallery

[App page](https://appshunter.io/ios/app/color-gallery-gradient-puzzle/id1534776473)

Engage in a relaxing puzzle experience by rearranging colored polygon tiles to form beautiful mosaic art paintings. Challenge your logic and color perception with over 100 unique puzzles, playable offline. Save and share your completed artworks as wallpapers.

**Highlights:** Drag and reorder colored polygon tiles, Create mosaic art paintings, Offline puzzle gameplay, Over 100 unique puzzles, Save and share finished puzzles as wallpapers, Challenge color perception

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |

**What reviewers like**

- 😌 Relaxing and soothing gameplay
- 🎨 Beautiful color gradients and visual design
- ⏰ No timers or limited moves pressure
- 📱 Clean, simple, and intuitive interface
- 👍 Minimal and non-intrusive ads

**What reviewers complain about**

- 🐛 Broken ad removal purchase system
- 📺 Excessive ads after each puzzle piece
- 📺 Ads interrupt background music
- 👆 Poor touch input responsiveness
- ☀️ Bright white background causes glare

**Reported bugs**

- Purchase button error when removing ads
- Ads cannot be closed properly
- Game requires restart after each level
- Slow touch input registration
- Ads freeze or display incorrectly

**Requested features**

- Dark mode for nighttime play
- More puzzle levels and content
- Black background option to reduce glare
- Ability to create custom game levels
- Better touch input accuracy


## Frequently asked questions

### Is Eureka free?

Eureka is free to download, with in-app purchases available.

### Is Color Gallery free?

Color Gallery is free to download, with in-app purchases available.

### Which has better reviews, Eureka or Color Gallery?

Color Gallery is rated higher. Eureka averages 4.7 out of 5 from 513 ratings, while Color Gallery averages 4.9 from 284 ratings.

### Do Eureka or Color Gallery have ads?

Both Eureka and Color Gallery show ads.

### Which is updated more often, Eureka or Color Gallery?

Eureka ships an update monthly, and Color Gallery monthly. Most recently, Eureka was updated on November 7, 2026 and Color Gallery on November 3, 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.*