# JS.Notebook vs Correct Me Pro

The clearest difference is ads: JS.Notebook at none against Correct Me Pro's shown. Correct Me Pro's advantage is update cadence (every 12 months vs every 50 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

JS.Notebook ships an update every 50 months, Correct Me Pro every 12 months. The most recent releases landed on October 3, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | JS.Notebook | Correct Me Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/jsnotebook/id1470144639/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 50 months | **Every 12 months** |
| Monetization | Free | — |
| Size | 19 MB | 5 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Zijie Deng](https://appshunter.io/developer/1070117038) | [gangadhar goud](https://appshunter.io/developer/898647800) |

## What reviewers say

### JS.Notebook

[App page](https://appshunter.io/ios/app/jsnotebook/id1470144639)

Build, test, and run your JavaScript code directly on your iOS device. This utility allows you to execute scripts in widgets and even use your device as a host for computer browser code execution.

**Highlights:** Build JavaScript code, Test code at runtime, Run code in widgets, Use device as code host, Code execution in computer browser

**Features:** macOS Compatibility

**In-app purchases:** none


### Correct Me Pro

[App page](https://appshunter.io/ios/app/correct-me-pro/id6563138293)

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

**In-app purchases:** none


## Frequently asked questions

### Is JS.Notebook free?

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

### Is Correct Me Pro free?

Correct Me Pro is free to download, with no in-app purchases.

### Do JS.Notebook or Correct Me Pro have ads?

Correct Me Pro shows ads; JS.Notebook does not.

### Which is updated more often, JS.Notebook or Correct Me Pro?

JS.Notebook ships an update every 50 months, and Correct Me Pro every 12 months. Most recently, JS.Notebook was updated on October 3, 2026 and Correct Me Pro on October 26, 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.*