# My ID4 vs Posture Cam

The clearest difference is in-app purchases: My ID4 at none against Posture Cam's 1. My ID4 also leads on device support (3 vs 1) and iOS requirement (14.2 vs 18.2). Posture Cam's advantage is update cadence (daily vs every 3 months). On price and ads there is nothing between them.

Both are free to download. Posture Cam sells 1 in-app purchase, starting at $19.99 per year. My ID4 asks for nothing beyond the download.

My ID4 ships an update every 3 months, Posture Cam daily. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | My ID4 | Posture Cam |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Size | 52 MB | 3 MB |
| Requires iOS | **14.2** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [IdroMOP Srl](https://appshunter.io/developer/1228500677) | [APPSTACK LLC](https://appshunter.io/developer/1454414263) |

## What reviewers say

### My ID4

[App page](https://appshunter.io/ios/app/my-id4/id6444319546)

**In-app purchases:** none


### Posture Cam

[App page](https://appshunter.io/ios/app/posture-cam-active-tracking/id6743873748)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is My ID4 free?

My ID4 is free to download, with no in-app purchases.

### Is Posture Cam free?

Posture Cam is free to download, with in-app purchases available.

### Do My ID4 or Posture Cam have ads?

Neither My ID4 nor Posture Cam shows ads.

### Which is updated more often, My ID4 or Posture Cam?

My ID4 ships an update every 3 months, and Posture Cam daily. Most recently, My ID4 was updated on October 30, 2026 and Posture Cam on October 28, 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.*