# Backa strength vs PoopID

The clearest difference is in-app purchases: Backa strength at none against PoopID's 2. Backa strength also leads on iOS requirement (11.0 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. PoopID sells 2 in-app purchases, starting at $5.99 per 7 days. Backa strength asks for nothing beyond the download.

## The numbers

| Metric | Backa strength | PoopID |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 51 MB | 46 MB |
| Requires iOS | **11.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Thinkit doo](https://appshunter.io/developer/1392908612) | [Mobixoft LLC](https://appshunter.io/developer/1330222154) |

## What reviewers say

### Backa strength

[App page](https://appshunter.io/ios/app/backa-strength/id6450958870)

**Features:** macOS Compatibility

**In-app purchases:** none


### PoopID

[App page](https://appshunter.io/ios/app/poopid-ai-stool-scanner/id6765519694)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $5.99 | per 7 days |
| Annual | $49.99 | per year |


## Frequently asked questions

### Is Backa strength free?

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

### Is PoopID free?

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

### Do Backa strength or PoopID have ads?

Neither Backa strength nor PoopID shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*