# Brain Flash vs Samurai’s Dozen

The clearest difference is rating: Samurai’s Dozen at 5.0 against Brain Flash's 3.5. Samurai’s Dozen also leads on update cadence (every 5 months vs every 25 months). Brain Flash's advantage is ratings volume (26 vs 2) and iOS requirement (9.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Samurai’s Dozen holds the better App Store score, 5.0 against 3.5. That said, the two scores are not equally well evidenced: Brain Flash has 26 ratings behind it against 2, so its average is the more settled of the two.

Brain Flash ships an update every 25 months, Samurai’s Dozen every 5 months. The most recent releases landed on October 21, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Brain Flash | Samurai’s Dozen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (26 ratings)](https://appshunter.io/ios/app/brain-flash-mind-training/id1062164869/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/samurais-dozen/id6443761303/reviews)** |
| Number of ratings | **26** | 2 |
| Positive reviews | 56.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 25 months | **Every 5 months** |
| Monetization | Free | Free |
| Size | 56 MB | 12 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [PPCLINK Software](https://appshunter.io/developer/833424538) | [Igor Fedorov](https://appshunter.io/developer/1520158242) |

## What reviewers say

### Brain Flash

[App page](https://appshunter.io/ios/app/brain-flash-mind-training/id1062164869)

Engage your mind with six unique mini-games designed to boost cognitive abilities. Test your reflexes, memory, and pattern recognition in fast-paced challenges.

**Highlights:** Rock-paper-scissors with color rules, Speed card matching, True color perception challenge, Conditional tapping game, Directional swipe game, Identify unique patterns

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

**In-app purchases:** none


### Samurai’s Dozen

[App page](https://appshunter.io/ios/app/samurais-dozen/id6443761303)

A memory card game where you compete against your iPhone to test your memorization skills. Flip cards, match pairs, and score points before your device outdoes you. It's an engaging way to challenge your mind and sharpen your memory on the go.

**Highlights:** Memory card gameplay, Compete against iPhone, Sharpen memory skills, Fast-paced challenges, Pocket-sized entertainment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Brain Flash free?

Brain Flash is free to download, with no in-app purchases.

### Is Samurai’s Dozen free?

Samurai’s Dozen is free to download, with no in-app purchases.

### Which has better reviews, Brain Flash or Samurai’s Dozen?

Samurai’s Dozen is rated higher. Brain Flash averages 3.5 out of 5 from 26 ratings, while Samurai’s Dozen averages 5.0 from 2 ratings.

### Do Brain Flash or Samurai’s Dozen have ads?

Neither Brain Flash nor Samurai’s Dozen shows ads.

### Which is updated more often, Brain Flash or Samurai’s Dozen?

Brain Flash ships an update every 25 months, and Samurai’s Dozen every 5 months. Most recently, Brain Flash was updated on October 21, 2026 and Samurai’s Dozen on October 4, 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.*