# ChainSpin vs ルート21

The clearest difference is ads: ChainSpin at none against ルート21's shown. ルート21's advantage is update cadence (every 3 days vs weekly) and iOS requirement (15.6 vs 17.6). On price, 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.

ChainSpin ships an update weekly, ルート21 every 3 days. The most recent releases landed on August 13, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | ChainSpin | ルート21 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Size | 41 MB | 37 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hida Kazuhiko](https://appshunter.io/developer/1854670162) | [sandwichproject](https://appshunter.io/developer/378488766) |

## What reviewers say

### ChainSpin

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

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

**In-app purchases:** none


### ルート21

[App page](https://appshunter.io/ios/app/21/id6765792708)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChainSpin free?

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

### Is ルート21 free?

ルート21 is free to download, with no in-app purchases.

### Do ChainSpin or ルート21 have ads?

ルート21 shows ads; ChainSpin does not.

### Which is updated more often, ChainSpin or ルート21?

ChainSpin ships an update weekly, and ルート21 every 3 days. Most recently, ChainSpin was updated on August 13, 2026 and ルート21 on September 23, 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.*