# Revolution Robotics vs HackerX

The clearest difference is in-app purchases: Revolution Robotics at none against HackerX's 2. Revolution Robotics also leads on review sentiment (100% vs 75%) and rating (5.0 vs 4.8). HackerX's advantage is ads (none vs shown) and ratings volume (2.7K vs 2). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. HackerX sells 2 one-off in-app purchases. Revolution Robotics asks for nothing beyond the download.

Revolution Robotics holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: HackerX has 2.7K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Revolution Robotics's written reviews are positive against 75% of HackerX's.

Revolution Robotics ships an update every 5 weeks, HackerX monthly. The most recent releases landed on June 1, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Revolution Robotics | HackerX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/revolution-robotics/id1473280499/reviews)** | [4.8 (2.7K ratings)](https://appshunter.io/ios/app/hackerx-learn-ethical-hacking/id1542444199/reviews) |
| Number of ratings | 2 | **2.7K** |
| Positive reviews | **100.0% of reviews** | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | **Ad-supported** | Freemium |
| Size | 113 MB | 54 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [STEAM ACADEMY LIMITED](https://appshunter.io/developer/1463934315) | [Nigel Crasto](https://appshunter.io/developer/1049691225) |

## What reviewers say

### Revolution Robotics

[App page](https://appshunter.io/ios/app/revolution-robotics/id1473280499)

Build, code, and program robots with this app. It offers comprehensive guides and supports open-source designs, allowing for endless robotic adventures. Connect your Challenge Kit via Bluetooth to control your creations.

**Highlights:** Build robots, Code robots, Program robots, Bluetooth connectivity, Comprehensive build guides, Open-source designs, Robot control

**Features:** macOS Compatibility

**In-app purchases:** none


### HackerX

[App page](https://appshunter.io/ios/app/hackerx-learn-ethical-hacking/id1542444199)

Learn the fundamentals and advanced techniques of ethical hacking and cybersecurity. This app offers comprehensive courses for beginners and experienced individuals, covering topics from basic hacking concepts to penetration testing and digital forensics. Gain practical skills to secure systems and build a career in the field.

**Highlights:** Learn cybersecurity basics, Advanced hacking skills, Ethical hacking tutorials, Penetration testing, Digital forensics, Beginner-friendly lessons

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Limited Time Special Discount! | $9.99 | one-time |
| Hacking Lifetime Access Plan | $24.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Great teaching
- 💡 Beginner-friendly
- 🚀 Straightforward lessons
- 👍 Organized and simple

**What reviewers complain about**

- 🐛 Buggy tests and quizzes
- 💰 Paywall for full access
- 🔍 Requires external tools/websites
- 🔍 Outdated content
- 🔍 Limited free content

**Reported bugs**

- Lessons not displaying properly
- Inability to select answers in tests
- App freezing or getting stuck on loading screens
- Compatibility issues with Mac OS

**Requested features**

- Dark mode option
- More advanced content
- Ability to skip lessons based on prior knowledge
- Better support and troubleshooting
- Sync progress across devices


## Frequently asked questions

### Is Revolution Robotics free?

Revolution Robotics is free to download, with no in-app purchases.

### Is HackerX free?

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

### Which has better reviews, Revolution Robotics or HackerX?

Revolution Robotics is rated higher. Revolution Robotics averages 5.0 out of 5 from 2 ratings, while HackerX averages 4.8 from 2.7K ratings.

### Do Revolution Robotics or HackerX have ads?

Revolution Robotics shows ads; HackerX does not.

### Which is updated more often, Revolution Robotics or HackerX?

Revolution Robotics ships an update every 5 weeks, and HackerX monthly. Most recently, Revolution Robotics was updated on June 1, 2026 and HackerX on September 25, 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.*