# Pre vs Factoring Completely

The clearest difference is in-app purchases: Factoring Completely at none against Pre's 1. Factoring Completely also leads on iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Pre sells 1 in-app purchase, starting at $4.99 per month. Factoring Completely asks for nothing beyond the download.

## The numbers

| Metric | Pre | Factoring Completely |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 31 months | — |
| Size | 296 MB | 21 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Math Galaxy](https://appshunter.io/developer/500490521) | [Science Education Institute](https://appshunter.io/developer/1439710468) |

## What reviewers say

### Pre

[App page](https://appshunter.io/ios/app/pre-algebra-fundamentals/id551027794)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PreAlgebra - Math Galaxy | $4.99 | per month |


### Factoring Completely

[App page](https://appshunter.io/ios/app/factoring-completely/id6504429475)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Pre free?

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

### Is Factoring Completely free?

Factoring Completely is free to download, with no in-app purchases.

### Do Pre or Factoring Completely have ads?

Neither Pre nor Factoring Completely 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.*