# MathFacts Mastery vs Trailix

The clearest difference is price: Trailix at Free against MathFacts Mastery's $4.99. Trailix also leads on iOS requirement (15.1 vs 18.4). MathFacts Mastery's advantage is device support. On in-app purchases there is nothing between them.

Trailix is free to download; MathFacts Mastery costs $4.99 up front. MathFacts Mastery sells 1 in-app purchase, starting at $2.99 per month and Trailix sells 1 in-app purchase, starting at $3.69 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | MathFacts Mastery | Trailix |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Size | 12 MB | 42 MB |
| Requires iOS | 18.4 | **15.1** |
| Devices | **iPhone, iPad** | — |
| Age rating | 4+ | 17+ |
| Developer | [ChatStick Company Limited](https://appshunter.io/developer/1165816085) | [Nhat Bui Minh](https://appshunter.io/developer/1861759238) |

## What reviewers say

### MathFacts Mastery

[App page](https://appshunter.io/ios/app/mathfacts-mastery/id6746559823)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $2.99 | per month |


### Trailix

[App page](https://appshunter.io/ios/app/trailix-prompt-ai-learning/id6756608252)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TrailLixPro | $3.69 | per month |


## Frequently asked questions

### Is MathFacts Mastery free?

MathFacts Mastery costs $4.99, and also offers in-app purchases.

### Is Trailix free?

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

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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.*