# Number Order for Kids vs CertPrep

The clearest difference is in-app purchases: Number Order for Kids at none against CertPrep's 1. Number Order for Kids also leads on iOS requirement (15.6 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. CertPrep sells 1 one-off in-app purchase. Number Order for Kids asks for nothing beyond the download.

## The numbers

| Metric | Number Order for Kids | CertPrep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 28 MB | 4 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aman Aggarwal](https://appshunter.io/developer/1032412948) | [Jan Roldan Hernandez](https://appshunter.io/developer/1896444338) |

## What reviewers say

### Number Order for Kids

[App page](https://appshunter.io/ios/app/number-order-for-kids/id6752224516)

**Features:** macOS Compatibility

**In-app purchases:** none


### CertPrep

[App page](https://appshunter.io/ios/app/certprep-cloud-engineer/id6775248903)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| GCP ACE Premium | $3.99 | one-time |


## Frequently asked questions

### Is Number Order for Kids free?

Number Order for Kids is free to download, with no in-app purchases.

### Is CertPrep free?

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

### Do Number Order for Kids or CertPrep have ads?

Neither Number Order for Kids nor CertPrep 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.*