# Mental Math for Pilots vs ATC

The clearest difference is in-app purchases: ATC at none against Mental Math for Pilots's 2. ATC also leads on iOS requirement (18.6 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Mental Math for Pilots sells 2 in-app purchases, starting at $9.99 per month. ATC asks for nothing beyond the download.

## The numbers

| Metric | Mental Math for Pilots | ATC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Size | 13 MB | 1 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Selcuk Dolapci](https://appshunter.io/developer/1509031121) | [Daniel Moran](https://appshunter.io/developer/1893365287) |

## What reviewers say

### Mental Math for Pilots

[App page](https://appshunter.io/ios/app/mental-math-for-pilots/id6759334830)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Yearly Pro | $99.99 | per year |


### ATC

[App page](https://appshunter.io/ios/app/atc-trainer/id6762527270)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mental Math for Pilots free?

Mental Math for Pilots is free to download, with in-app purchases available.

### Is ATC free?

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

### Do Mental Math for Pilots or ATC have ads?

Neither Mental Math for Pilots nor ATC 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.*