# 活動量計HR vs REPS

The clearest difference is update cadence: REPS at every 4 days against 活動量計HR's monthly. 活動量計HR's advantage is iOS requirement (8.0 vs 17.0). On price, ads, 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.

活動量計HR ships an update monthly, REPS every 4 days. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 活動量計HR | REPS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 20.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | Free | — |
| Size | 34 MB | 4 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kashimura Co., Ltd.](https://appshunter.io/developer/1487400380) | [Starcrown Inc](https://appshunter.io/developer/1082624152) |

## What reviewers say

### 活動量計HR

[App page](https://appshunter.io/ios/app/hr/id1487400381)

This app supports daily exercise with heart rate monitoring. It helps maintain motivation by showing step counts and goals at a glance. Data is recorded on the device, allowing for easy transfer and synchronization with your smartphone at home.

**Highlights:** Heart rate monitoring, Step tracking, Goal setting, Data synchronization, HealthKit integration

**In-app purchases:** none


### REPS

[App page](https://appshunter.io/ios/app/reps-strength-workout-tracker/id6761765176)

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

**In-app purchases:** none


## Frequently asked questions

### Is 活動量計HR free?

活動量計HR is free to download, with no in-app purchases.

### Is REPS free?

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

### Do 活動量計HR or REPS have ads?

Neither 活動量計HR nor REPS shows ads.

### Which is updated more often, 活動量計HR or REPS?

活動量計HR ships an update monthly, and REPS every 4 days. Most recently, 活動量計HR was updated on October 14, 2026 and REPS on October 10, 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.*