# Bug Mastery vs Learn Shell Scripting

The clearest difference is in-app purchases: Learn Shell Scripting at none against Bug Mastery's 1. On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Bug Mastery sells 1 one-off in-app purchase. Learn Shell Scripting asks for nothing beyond the download.

Bug Mastery ships an update every 2 months, Learn Shell Scripting every 3 months. The most recent releases landed on September 9, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Bug Mastery | Learn Shell Scripting |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/learn-shell-scripting/id6747474905/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 104 MB | 12 MB |
| Requires iOS | 17.2 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Akshay Bhasme](https://appshunter.io/developer/1757403977) | [ALG Software Lab](https://appshunter.io/developer/1650561236) |

## What reviewers say

### Bug Mastery

[App page](https://appshunter.io/ios/app/bug-mastery/id6544799509)

Learn ethical hacking and web security with comprehensive tutorials on finding and exploiting vulnerabilities in web applications, APIs, and networks. Covers over 100 topics from reconnaissance to advanced exploitation and professional reporting.

**Highlights:** 100+ topics on vulnerability discovery, Reconnaissance techniques, OWASP Top 10 coverage, Advanced exploitation methods, API and business logic flaw testing, Professional vulnerability reporting

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| remove_ads | $0.99 | one-time |


### Learn Shell Scripting

[App page](https://appshunter.io/ios/app/learn-shell-scripting/id6747474905)

Master shell scripting and Bash programming with this comprehensive tutorial app. It offers structured lessons, practical examples, and interactive quizzes for beginners and professionals alike. Learn to automate tasks and improve efficiency in Unix/Linux environments.

**Highlights:** 20+ structured learning chapters, Step-by-step tutorials with examples, 200+ interactive quiz questions, Offline learning support, Dark and light theme options, Built-in script examples

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

**In-app purchases:** none


## Frequently asked questions

### Is Bug Mastery free?

Bug Mastery is free to download, with in-app purchases available.

### Is Learn Shell Scripting free?

Learn Shell Scripting is free to download, with no in-app purchases.

### Do Bug Mastery or Learn Shell Scripting have ads?

Neither Bug Mastery nor Learn Shell Scripting shows ads.

### Which is updated more often, Bug Mastery or Learn Shell Scripting?

Bug Mastery ships an update every 2 months, and Learn Shell Scripting every 3 months. Most recently, Bug Mastery was updated on September 9, 2026 and Learn Shell Scripting on September 16, 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.*