# Triangle Test vs Pilot Mental Math

The clearest difference is update cadence: Pilot Mental Math at weekly against Triangle Test's fortnightly. Triangle Test's advantage is iOS requirement (17.6 vs 26.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Triangle Test sells 2 in-app purchases, starting at $3.99 per month and Pilot Mental Math sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Triangle Test ships an update fortnightly, Pilot Mental Math weekly. The most recent releases landed on September 10, 2026 and August 6, 2026 respectively.

## The numbers

| Metric | Triangle Test | Pilot Mental Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/pilot-mental-math/id6756044530/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 16 MB | 4 MB |
| Requires iOS | **17.6** | 26.1 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Felix Desiderato](https://appshunter.io/developer/1742514874) | [Patrick Grauel](https://appshunter.io/developer/1855338187) |

## What reviewers say

### Triangle Test

[App page](https://appshunter.io/ios/app/triangle-test/id6754271995)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $3.99 | per month |
| Lifetime Access | $5.99 | one-time |


### Pilot Mental Math

[App page](https://appshunter.io/ios/app/pilot-mental-math/id6756044530)

This app simulates acoustic mental math tests used by airlines for pilot screening. It focuses on auditory memory and calculation under time pressure, offering adaptive difficulty and custom training parameters.

**Highlights:** Acoustic simulation of spoken equations, Adaptive difficulty levels, Customizable training parameters, Exam mode with hidden timer, Performance tracking and analytics, Multiple language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Lifetime | $6.99 | one-time |


## Frequently asked questions

### Is Triangle Test free?

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

### Is Pilot Mental Math free?

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

### Do Triangle Test or Pilot Mental Math have ads?

Neither Triangle Test nor Pilot Mental Math shows ads.

### Which is updated more often, Triangle Test or Pilot Mental Math?

Triangle Test ships an update fortnightly, and Pilot Mental Math weekly. Most recently, Triangle Test was updated on September 10, 2026 and Pilot Mental Math on August 6, 2026.

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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.*