# WatchMyBack vs Formetric

The clearest difference is update cadence: Formetric at every 2 days against WatchMyBack's every 2 weeks. 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.

WatchMyBack ships an update every 2 weeks, Formetric every 2 days. The most recent releases landed on September 19, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | WatchMyBack | Formetric |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 10 MB | 68 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ta Wei Tan](https://appshunter.io/developer/1841157699) | [Mustafa Kazi](https://appshunter.io/developer/1863520547) |

## What reviewers say

### WatchMyBack

[App page](https://appshunter.io/ios/app/watchmyback-posture-tracker/id6754323963)

**Features:** macOS Compatibility

**In-app purchases:** none


### Formetric

[App page](https://appshunter.io/ios/app/formetric/id6756895783)

**In-app purchases:** none


## Frequently asked questions

### Is WatchMyBack free?

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

### Is Formetric free?

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

### Do WatchMyBack or Formetric have ads?

Neither WatchMyBack nor Formetric shows ads.

### Which is updated more often, WatchMyBack or Formetric?

WatchMyBack ships an update every 2 weeks, and Formetric every 2 days. Most recently, WatchMyBack was updated on September 19, 2026 and Formetric on October 2, 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.*