# MultiHR vs K

The clearest difference is update cadence: MultiHR at every 3 days against K's weekly. 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.

MultiHR ships an update every 3 days, K weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | MultiHR | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/multihr/id6739001386/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Weekly |
| Monetization | Paid | — |
| Size | 55 MB | 55 MB |
| Requires iOS | 15 | **14.0** |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Newrathon Technology Co., Ltd](https://appshunter.io/developer/1652811876) | [K-Sport World S.r.l](https://appshunter.io/developer/1706833497) |

## What reviewers say

### MultiHR

[App page](https://appshunter.io/ios/app/multihr/id6739001386)

Monitor and analyze heart rate data from multiple Bluetooth devices simultaneously. Track real-time heart rate, view charts, and export detailed records for training or research.

**Highlights:** Connect multiple Bluetooth heart rate devices, Real-time heart rate data display, Intuitive heart rate charts, Export data in Excel and CSV, Device battery status monitoring, Local data storage

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-ai-pro/id6754602130)

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

**In-app purchases:** none


## Frequently asked questions

### Is MultiHR free?

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

### Is K free?

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

### Do MultiHR or K have ads?

Neither MultiHR nor K shows ads.

### Which is updated more often, MultiHR or K?

MultiHR ships an update every 3 days, and K weekly. Most recently, MultiHR was updated on October 24, 2026 and K 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.*