# Precisely Math vs CertPrep

The clearest difference is in-app purchases: Precisely Math at none against CertPrep's 1. Precisely Math also leads on iOS requirement (11.0 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. Precisely Math asks for nothing beyond the download.

## The numbers

| Metric | Precisely Math | CertPrep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | — |
| Size | 118 MB | 4 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Minchev](https://appshunter.io/developer/1649014491) | [Jan Roldan Hernandez](https://appshunter.io/developer/1896444338) |

## What reviewers say

### Precisely Math

[App page](https://appshunter.io/ios/app/precisely-math/id6443746435)

**In-app purchases:** none


### CertPrep

[App page](https://appshunter.io/ios/app/certprep-solutions-architect/id6775248625)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AWS SAA Premium | $3.99 | one-time |


## Frequently asked questions

### Is Precisely Math free?

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

### Is CertPrep free?

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

### Do Precisely Math or CertPrep have ads?

Neither Precisely Math 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.*