# NightRing vs 逆歩数計

The clearest difference is in-app purchases: 逆歩数計 at none against NightRing's 6. 逆歩数計 also leads on update cadence (every 4 days vs every 6 weeks) and iOS requirement (15.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. NightRing sells 6 in-app purchases, starting at $1.49 per month. 逆歩数計 asks for nothing beyond the download.

NightRing ships an update every 6 weeks, 逆歩数計 every 4 days. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | NightRing | 逆歩数計 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Size | 6 MB | 8 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hiroyuki Kako](https://appshunter.io/developer/1581721316) | [RAITO SASAGAWA](https://appshunter.io/developer/6780805981) |

## What reviewers say

### NightRing

[App page](https://appshunter.io/ios/app/nightring/id6790335160)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Plus Monthly | $1.49 | per month |
| Plus Yearly | $11.99 | per year |
| Coffee | $2.99 | one-time |
| Good Burger | $9.99 | one-time |
| Plus Lifetime | $24.99 | one-time |
| Dinner | $29.99 | one-time |


### 逆歩数計

[App page](https://appshunter.io/ios/app/id6794137697)

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

**In-app purchases:** none


## Frequently asked questions

### Is NightRing free?

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

### Is 逆歩数計 free?

逆歩数計 is free to download, with no in-app purchases.

### Do NightRing or 逆歩数計 have ads?

Both NightRing and 逆歩数計 show ads.

### Which is updated more often, NightRing or 逆歩数計?

NightRing ships an update every 6 weeks, and 逆歩数計 every 4 days. Most recently, NightRing was updated on November 5, 2026 and 逆歩数計 on October 25, 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.*