# Memory Color vs Eureka

The clearest difference is in-app purchases: Memory Color at none against Eureka's 1. Eureka's advantage is update cadence (every 4 weeks vs every 7 months) and rating (4.7 vs 4.3). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Eureka sells 1 one-off in-app purchase. Memory Color asks for nothing beyond the download.

Eureka holds the better App Store score, 4.7 against 4.3. That said, the two scores are not equally well evidenced: Eureka has 512 ratings behind it against 18, so its average is the more settled of the two. Written reviews point the same way: 67% of Memory Color's written reviews are positive against 77% of Eureka's.

Memory Color ships an update every 7 months, Eureka every 4 weeks. The most recent releases landed on October 13, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Memory Color | Eureka |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (18 ratings)](https://appshunter.io/ios/app/memory-color-mind-and-brain/id1481789571/reviews) | **[4.7 (512 ratings)](https://appshunter.io/ios/app/eureka-brain-training/id1485438085/reviews)** |
| Number of ratings | 18 | **512** |
| Positive reviews | 66.7% of reviews | **76.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 7 months | **Every 4 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 96 MB | 140 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Paulo Ricardo Oliveira de Paula](https://appshunter.io/developer/1471088215) | [INFINITY GAMES, LDA](https://appshunter.io/developer/1088875165) |

## What reviewers say

### Memory Color

[App page](https://appshunter.io/ios/app/memory-color-mind-and-brain/id1481789571)

Engage in a quick memory challenge with glowing signals and sound cues. Train your attention, timing, and recall through two distinct game modes, all within a calming galactic atmosphere. Improve your focus and beat your personal bests in short, replayable sessions.

**Highlights:** Memory and attention training, Two distinct game modes, Progress tracking, Relaxing galactic theme, Sound cue matching, High score chasing

**Features:** Vision Pro support

**In-app purchases:** none


### Eureka

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

This app offers over 50 mini-games designed to test and improve various cognitive skills like logic, memory, creativity, and focus. It provides a fun and challenging way to stimulate your brain and see if you can outsmart others.

**Highlights:** Over 50 mini-games, Tests logic, memory, creativity, speed, Improves focus and brain skills, Diverse and unique puzzles, Addictive brain challenge

**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


## Frequently asked questions

### Is Memory Color free?

Memory Color is free to download, with no in-app purchases.

### Is Eureka free?

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

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

Eureka is rated higher. Memory Color averages 4.3 out of 5 from 18 ratings, while Eureka averages 4.7 from 512 ratings.

### Do Memory Color or Eureka have ads?

Both Memory Color and Eureka show ads.

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

Memory Color ships an update every 7 months, and Eureka every 4 weeks. Most recently, Memory Color was updated on October 13, 2026 and Eureka on October 20, 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.*