# Learn Babel.js Offline vs Learn Kali Linux & Hacking

The clearest difference is price: Learn Kali Linux & Hacking at Free against Learn Babel.js Offline's $1.99. Learn Kali Linux & Hacking also leads on update cadence (every 3 weeks vs every 21 months). Learn Babel.js Offline's advantage is in-app purchases (none vs 1) and iOS requirement (15 vs 17.2). On ads and device support there is nothing between them.

Learn Kali Linux & Hacking is free to download; Learn Babel.js Offline costs $1.99 up front. Learn Kali Linux & Hacking sells 1 one-off in-app purchase. Learn Babel.js Offline asks for nothing beyond the download.

Learn Babel.js Offline ships an update every 21 months, Learn Kali Linux & Hacking every 3 weeks. The most recent releases landed on November 11, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | Learn Babel.js Offline | Learn Kali Linux & Hacking |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[4.1 (23 ratings)](https://appshunter.io/ios/app/learn-kali-linux-and-hacking/id6544799287/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 63.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 39 MB | 225 MB |
| Requires iOS | **15** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Muhammad Mubeen](https://appshunter.io/developer/1553722821) | [Akshay Bhasme](https://appshunter.io/developer/1757403977) |

## What reviewers say

### Learn Babel.js Offline

[App page](https://appshunter.io/ios/app/learn-babeljs-offline/id6466240843)

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

**In-app purchases:** none


### Learn Kali Linux & Hacking

[App page](https://appshunter.io/ios/app/learn-kali-linux-and-hacking/id6544799287)

Learn ethical hacking and penetration testing with step-by-step tutorials on Kali Linux tools. Covers installation, commands, network scanning, web app testing, and certification prep. Includes quizzes and offline access for convenient learning.

**Highlights:** Step-by-step ethical hacking tutorials, Kali Linux installation and commands, Network scanning and penetration testing, Web application security testing, Certification exam preparation, Offline access, Interactive quizzes

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove_Ads | $2.99 | one-time |


## Frequently asked questions

### Is Learn Babel.js Offline free?

Learn Babel.js Offline costs $1.99, with no in-app purchases.

### Is Learn Kali Linux & Hacking free?

Learn Kali Linux & Hacking is free to download, with in-app purchases available.

### Do Learn Babel.js Offline or Learn Kali Linux & Hacking have ads?

Neither Learn Babel.js Offline nor Learn Kali Linux & Hacking shows ads.

### Which is updated more often, Learn Babel.js Offline or Learn Kali Linux & Hacking?

Learn Babel.js Offline ships an update every 21 months, and Learn Kali Linux & Hacking every 3 weeks. Most recently, Learn Babel.js Offline was updated on November 11, 2026 and Learn Kali Linux & Hacking on November 12, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*