# Speed Trigonometry vs Mechanics+

The clearest difference is in-app purchases: Speed Trigonometry at none against Mechanics+'s 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Mechanics+ sells 6 in-app purchases, starting at $7.99 per 7 days. Speed Trigonometry asks for nothing beyond the download.

## The numbers

| Metric | Speed Trigonometry | Mechanics+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5 ratings)](https://appshunter.io/ios/app/speed-trigonometry/id6747187585/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 14 months | — |
| Monetization | Free | — |
| Size | 2 MB | 26 MB |
| Requires iOS | 18.5 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nick Petroni](https://appshunter.io/developer/1597208168) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### Speed Trigonometry

[App page](https://appshunter.io/ios/app/speed-trigonometry/id6747187585)

This app helps students quickly memorize the unit circle. It quizzes users on sine, cosine, tangent, and inverse trigonometric values for key angles. Developed by students for students, it's ideal for precalculus learners.

**Highlights:** Unit circle memorization, Quizzes on trig values, Focus on key angles, Sine, cosine, tangent, inverse values, Student-developed

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

**In-app purchases:** none


### Mechanics+

[App page](https://appshunter.io/ios/app/mechanics-plus/id6755783851)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $7.99 | per 7 days |
| 1 Month | $19.99 | per month |
| 1 Year | $29.99 | per year |
| 1500 | $1.99 | one-time |
| 3500 | $2.99 | one-time |
| 9000 | $4.99 | one-time |


## Frequently asked questions

### Is Speed Trigonometry free?

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

### Is Mechanics+ free?

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

### Do Speed Trigonometry or Mechanics+ have ads?

Neither Speed Trigonometry nor Mechanics+ 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.*