# ChildGuard App vs pH Laboratories

ChildGuard App and pH Laboratories are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support 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.

## The numbers

| Metric | ChildGuard App | pH Laboratories |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 86 MB | 75 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ensource Digital World FZ LLC](https://appshunter.io/developer/1510513613) | [Petr Knobloch](https://appshunter.io/developer/6773637056) |

## What reviewers say

### ChildGuard App

[App page](https://appshunter.io/ios/app/childguard-app/id1533639364)

**Features:** Vision Pro support

**In-app purchases:** none


### pH Laboratories

[App page](https://appshunter.io/ios/app/ph-laboratories/id6800302376)

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

**In-app purchases:** none


## Frequently asked questions

### Is ChildGuard App free?

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

### Is pH Laboratories free?

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

### Do ChildGuard App or pH Laboratories have ads?

Neither ChildGuard App nor pH Laboratories shows ads.

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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.*