# Bug Mastery vs Learn OSINT

The clearest difference is ads: Bug Mastery at none against Learn OSINT's shown. Learn OSINT's advantage is iOS requirement (15.6 vs 17.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Bug Mastery sells 1 one-off in-app purchase and Learn OSINT sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Bug Mastery | Learn OSINT |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 104 MB | 48 MB |
| Requires iOS | 17.2 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Akshay Bhasme](https://appshunter.io/developer/1757403977) | [Gautam Raiyani](https://appshunter.io/developer/1808973633) |

## 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 OSINT

[App page](https://appshunter.io/ios/app/learn-osint-cyber-academy/id6767272722)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OSINT Weekly | $3.99 | per 7 days |
| OSINT Monthly | $7.99 | per month |
| OSINT Yearly Plan | $19.99 | per year |


## Frequently asked questions

### Is Bug Mastery free?

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

### Is Learn OSINT free?

Learn OSINT is free to download, with in-app purchases available.

### Do Bug Mastery or Learn OSINT have ads?

Learn OSINT shows ads; Bug Mastery does not.

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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.*