# Learn JavaScript Programming vs Lymphedema Exam by Rocket Prep

The clearest difference is in-app purchases: Learn JavaScript Programming at none against Lymphedema Exam by Rocket Prep's 6. Learn JavaScript Programming also leads on update cadence (every 2 months vs every 3 months). Lymphedema Exam by Rocket Prep's advantage is ads (none vs shown) and iOS requirement (15.1 vs 17). On price and device support there is nothing between them.

Both are free to download. Lymphedema Exam by Rocket Prep sells 6 in-app purchases, starting at $7.99 per 7 days. Learn JavaScript Programming asks for nothing beyond the download.

Learn JavaScript Programming ships an update every 2 months, Lymphedema Exam by Rocket Prep every 3 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Learn JavaScript Programming | Lymphedema Exam by Rocket Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (372 ratings)](https://appshunter.io/ios/app/learn-javascript-programming/id1490684122/reviews)** | — |
| Number of ratings | **372** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Ad-supported | — |
| Size | 145 MB | 42 MB |
| Requires iOS | 17 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 9+ | 12+ |
| Developer | [Shahbaz Khan](https://appshunter.io/developer/1479963383) | [Darya Pyzhyk](https://appshunter.io/developer/1799009188) |

## What reviewers say

### Learn JavaScript Programming

[App page](https://appshunter.io/ios/app/learn-javascript-programming/id1490684122)

Master JavaScript programming from basic to advanced concepts. This comprehensive guide covers essential topics, projects, and tutorials to help you build dynamic web applications and websites. Learn to implement complex features and enhance user interactivity on the web.

**Highlights:** Basic JavaScript Programming, Object-Oriented Programming, Advanced JavaScript, TypeScript, Node.js, Front-end Development, ES6 & ES.Next, jQuery & jQuery UI, AJAX

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

**In-app purchases:** none

**What reviewers like**

- 👍 Good learning app
- 👍 Free to use
- 👍 Good for learning coding in spare time
- 👍 Well-written and presented articles
- 👍 Awesome learning experience

**What reviewers complain about**

- 😞 Ads are intrusive and frequent
- 😞 App is not optimized and barely works
- 😞 Quizzes have blank answers
- 😞 Broken English and grammar issues
- 😞 App is outdated (uses 'var')

**Reported bugs**

- Loading issues
- Compiler doesn't work
- Questions in quizzes don't display items to select
- Some questions don't display possible answers
- Cannot close ads

**Requested features**

- Less ads when navigating back
- More practical coding exercises
- Show examples of JS used in HTML
- Improve grammar and English quality


### Lymphedema Exam by Rocket Prep

[App page](https://appshunter.io/ios/app/lymphedema-exam-by-rocket-prep/id6762360949)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lymph Weekly Full Access | $7.99 | per 7 days |
| Lymph Monthly Full Access | $17.99 | per month |
| Lymph Monthly Full Access | $17.99 | per month |
| Lymph_mock_tries_1 | $4.99 | one-time |
| Lymph_mock_tries_3 | $9.99 | one-time |
| Lymph_mock_tries_5 | $14.99 | one-time |


## Frequently asked questions

### Is Learn JavaScript Programming free?

Learn JavaScript Programming is free to download, with no in-app purchases.

### Is Lymphedema Exam by Rocket Prep free?

Lymphedema Exam by Rocket Prep is free to download, with in-app purchases available.

### Do Learn JavaScript Programming or Lymphedema Exam by Rocket Prep have ads?

Learn JavaScript Programming shows ads; Lymphedema Exam by Rocket Prep does not.

### Which is updated more often, Learn JavaScript Programming or Lymphedema Exam by Rocket Prep?

Learn JavaScript Programming ships an update every 2 months, and Lymphedema Exam by Rocket Prep every 3 months. Most recently, Learn JavaScript Programming was updated on October 6, 2026 and Lymphedema Exam by Rocket Prep on October 1, 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.*