# JS Training vs Optimize Pro

The clearest difference is in-app purchases: JS Training at none against Optimize Pro's 1. Optimize Pro's advantage is device support. On price and iOS requirement there is nothing between them.

Both are free to download. Optimize Pro sells 1 in-app purchase, starting at $294.99 per month. JS Training asks for nothing beyond the download.

## The numbers

| Metric | JS Training | Optimize Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 5 weeks |
| Size | 36 MB | 56 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [James Seeley](https://appshunter.io/developer/1722129560) | [George Kalonomos](https://appshunter.io/developer/1785915883) |

## What reviewers say

### JS Training

[App page](https://appshunter.io/ios/app/js-training/id6474629503)

**In-app purchases:** none


### Optimize Pro

[App page](https://appshunter.io/ios/app/optimize-pro/id6739541213)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Optimize Elite | $294.99 | per month |


## Frequently asked questions

### Is JS Training free?

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

### Is Optimize Pro free?

Optimize Pro 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.*