# スリーサイズナビ vs 経穴暗記１

The clearest difference is iOS requirement: スリーサイズナビ at 10.0 against 経穴暗記１'s 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

スリーサイズナビ ships an update fortnightly, 経穴暗記１ weekly. The most recent releases landed on September 9, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | スリーサイズナビ | 経穴暗記１ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Weekly** |
| Size | 81 MB | 70 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [THREE SIDES CORPORATION](https://appshunter.io/developer/1102289612) | [Ryusuke Sudo](https://appshunter.io/developer/1562796940) |

## What reviewers say

### スリーサイズナビ

[App page](https://appshunter.io/ios/app/and/id1492845923)

**Features:** macOS Compatibility

**In-app purchases:** none


### 経穴暗記１

[App page](https://appshunter.io/ios/app/id6478476834)

**In-app purchases:** none


## Frequently asked questions

### Is スリーサイズナビ free?

スリーサイズナビ is free to download, with no in-app purchases.

### Is 経穴暗記１ free?

経穴暗記１ is free to download, with no in-app purchases.

### Do スリーサイズナビ or 経穴暗記１ have ads?

Both スリーサイズナビ and 経穴暗記１ show ads.

### Which is updated more often, スリーサイズナビ or 経穴暗記１?

スリーサイズナビ ships an update fortnightly, and 経穴暗記１ weekly. Most recently, スリーサイズナビ was updated on September 9, 2026 and 経穴暗記１ on September 24, 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.*