# linkSelf vs Biorhythm Tracker

The clearest difference is ads: linkSelf at none against Biorhythm Tracker's shown. linkSelf also leads on iOS requirement (8.0 vs 15.5). On price, 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.

## The numbers

| Metric | linkSelf | Biorhythm Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (4 ratings)](https://appshunter.io/ios/app/linkself/id1267763137/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | — |
| Monetization | Free | — |
| Size | 60 MB | 41 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [嘉豪 余](https://appshunter.io/developer/1094145945) | [Masahiro Sakai](https://appshunter.io/developer/701045247) |

## What reviewers say

### linkSelf

[App page](https://appshunter.io/ios/app/linkself/id1267763137)

Monitor your health and fitness with a connected Bluetooth smartband. Track exercise, sleep, blood pressure, and blood oxygen levels. Receive smart alarms and phone notifications directly from your band.

**Highlights:** Exercise tracking, Sleep monitoring, Blood pressure monitoring, Blood oxygen monitoring, Smart alarm clock, Call/reminder notifications, Social media sharing, Health app synchronization

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

**In-app purchases:** none


### Biorhythm Tracker

[App page](https://appshunter.io/ios/app/biorhythm-tracker/id6760403737)

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

**In-app purchases:** none


## Frequently asked questions

### Is linkSelf free?

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

### Is Biorhythm Tracker free?

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

### Do linkSelf or Biorhythm Tracker have ads?

Biorhythm Tracker shows ads; linkSelf does not.

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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.*