# Brain Training vs ChainSpin

The clearest difference is ads: ChainSpin at none against Brain Training's shown. Brain Training's advantage is iOS requirement (13.0 vs 17.6). On price, update cadence, in-app purchases and device support there is nothing between them.

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

Brain Training ships an update every 9 days, ChainSpin weekly. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Brain Training | ChainSpin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/brain-trainingfind-numbers/id6746371027/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 254 MB | 41 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideyuki Aono](https://appshunter.io/developer/1458194648) | [Hida Kazuhiko](https://appshunter.io/developer/1854670162) |

## What reviewers say

### Brain Training

[App page](https://appshunter.io/ios/app/brain-trainingfind-numbers/id6746371027)

This game challenges you to find matching pairs of numbers hidden within a grid. Clear each stage by locating three pairs of the same number. It's a quick and engaging puzzle perfect for all ages.

**Highlights:** Find matching number pairs, Clear stages by finding three pairs, Easy-to-read 2-digit numbers, Randomized layouts for replayability, Quick brain workouts

**Features:** macOS Compatibility

**In-app purchases:** none


### ChainSpin

[App page](https://appshunter.io/ios/app/chainspin/id6760955682)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Training free?

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

### Is ChainSpin free?

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

### Do Brain Training or ChainSpin have ads?

Brain Training shows ads; ChainSpin does not.

### Which is updated more often, Brain Training or ChainSpin?

Brain Training ships an update every 9 days, and ChainSpin weekly. Most recently, Brain Training was updated on October 2, 2026 and ChainSpin on October 6, 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.*