# 逆歩数計 vs StepKeep

The clearest difference is in-app purchases: 逆歩数計 at none against StepKeep's 3. StepKeep's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. StepKeep sells 3 in-app purchases, starting at $4.99 per month. 逆歩数計 asks for nothing beyond the download.

逆歩数計 ships an update every 4 days, StepKeep every 6 days. The most recent releases landed on October 9, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 逆歩数計 | StepKeep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/stepkeep-trusted-pedometer/id6806768139/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 6 days |
| Monetization | — | Freemium |
| Size | 8 MB | 13 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [RAITO SASAGAWA](https://appshunter.io/developer/6780805981) | [月梅 孙](https://appshunter.io/developer/1893807267) |

## What reviewers say

### 逆歩数計

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

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

**In-app purchases:** none


### StepKeep

[App page](https://appshunter.io/ios/app/stepkeep-trusted-pedometer/id6806768139)

This app synchronizes with Apple Health to provide an accurate, verifiable step count. It displays real-time data, offers historical trends, and includes features like goal setting and challenges. It prioritizes privacy by not uploading data or requiring an account.

**Highlights:** Accurate step count synced with Apple Health, Timestamped data for verification, History restoration and streak preservation, Goal setting, streaks, and rest days, Weekly, monthly, and yearly trends, Challenges and badges, Heart rate estimation (for reference), Apple Watch app and complications

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StepKeep Plus Monthly | $4.99 | per month |
| StepKeep Plus Yearly Offer | $9.99 | per year |
| StepKeep Plus Yearly | $19.99 | per year |


## Frequently asked questions

### Is 逆歩数計 free?

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

### Is StepKeep free?

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

### Do 逆歩数計 or StepKeep have ads?

逆歩数計 shows ads; StepKeep does not.

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

逆歩数計 ships an update every 4 days, and StepKeep every 6 days. Most recently, 逆歩数計 was updated on October 9, 2026 and StepKeep on October 16, 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.*