# シンプル歩数 vs FastLeaf

The clearest difference is ads: シンプル歩数 at none against FastLeaf's shown. シンプル歩数 also leads on update cadence (every 3 days vs every 2 weeks). FastLeaf's advantage is iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. シンプル歩数 sells 4 in-app purchases, starting at $0.99 per month and FastLeaf sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

シンプル歩数 ships an update every 3 days, FastLeaf every 2 weeks. The most recent releases landed on September 26, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | シンプル歩数 | FastLeaf |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 27 MB | 96 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Takahiro Hama](https://appshunter.io/developer/1534557976) | [SEONYONG LEE](https://appshunter.io/developer/6775892940) |

## What reviewers say

### シンプル歩数

[App page](https://appshunter.io/ios/app/id6771304943)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 歩数月額プラン | $0.99 | per month |
| 歩数年額プラン | $1.99 | per year |
| 広告非表示 | $1.99 | one-time |
| 買い切りプラン | $2.99 | one-time |


### FastLeaf

[App page](https://appshunter.io/ios/app/fastleaf/id6792221245)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FastLeaf Pro | $2.99 | one-time |


## Frequently asked questions

### Is シンプル歩数 free?

シンプル歩数 is free to download, with in-app purchases available.

### Is FastLeaf free?

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

### Do シンプル歩数 or FastLeaf have ads?

FastLeaf shows ads; シンプル歩数 does not.

### Which is updated more often, シンプル歩数 or FastLeaf?

シンプル歩数 ships an update every 3 days, and FastLeaf every 2 weeks. Most recently, シンプル歩数 was updated on September 26, 2026 and FastLeaf on September 9, 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.*