# Cling vs LiveMetric HeartTracker

Cling and LiveMetric HeartTracker are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. Both last shipped on September 8, 2026.

## The numbers

| Metric | Cling | LiveMetric HeartTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cling/id897412480/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | — |
| Size | 109 MB | 127 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Shanghai HanLin Electronic Technology Co., Ltd](https://appshunter.io/developer/897412483) | [Livemetric Medical SA](https://appshunter.io/developer/1404333018) |

## What reviewers say

### Cling

[App page](https://appshunter.io/ios/app/cling/id897412480)

This app syncs with a wearable device to record and store your health data, including sleep, exercise, heart rate, and skin temperature. It offers in-depth health analysis, personalized solutions for fitness goals, and a social platform for users to connect and motivate each other. It also integrates with Apple HealthKit.

**Highlights:** Records sleep and exercise data, Monitors heart rate and skin temperature, Performs in-depth health analysis, Generates personalized health solutions, Social platform for fitness enthusiasts, Integrates with Apple HealthKit

**Features:** macOS Compatibility

**In-app purchases:** none


### LiveMetric HeartTracker

[App page](https://appshunter.io/ios/app/livemetric-hearttracker/id1662375317)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cling free?

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

### Is LiveMetric HeartTracker free?

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

### Do Cling or LiveMetric HeartTracker have ads?

Neither Cling nor LiveMetric HeartTracker shows ads.

### Which is updated more often, Cling or LiveMetric HeartTracker?

Cling ships an update every 2 months, and LiveMetric HeartTracker every 2 months. Most recently, Cling was updated on September 8, 2026 and LiveMetric HeartTracker on September 8, 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.*