# LetsDefend vs ISC2 CC Exam Prep by Rocket

The clearest difference is rating: ISC2 CC Exam Prep by Rocket at 5.0 against LetsDefend's 4.0. ISC2 CC Exam Prep by Rocket also leads on ads (none vs shown). LetsDefend's advantage is update cadence (every 2 weeks vs every 4 months). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. LetsDefend sells 2 in-app purchases, starting at $12.99 per month and ISC2 CC Exam Prep by Rocket sells 9 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ISC2 CC Exam Prep by Rocket holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

LetsDefend ships an update every 2 weeks, ISC2 CC Exam Prep by Rocket every 4 months. The most recent releases landed on October 16, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | LetsDefend | ISC2 CC Exam Prep by Rocket |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/letsdefend/id6741323626/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/isc2-cc-exam-prep-by-rocket/id6752650524/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 9.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 2 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 98 MB | 42 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [LetsDefend](https://appshunter.io/developer/1793754609) | [Darya Pyzhyk](https://appshunter.io/developer/1799009188) |

## What reviewers say

### LetsDefend

[App page](https://appshunter.io/ios/app/letsdefend/id6741323626)

Learn cybersecurity with interactive courses and hands-on simulations. Protect against digital threats, join a global community, and advance your career. Master threat detection and analysis with expert guidance.

**Highlights:** Interactive cybersecurity courses, Hands-on threat simulations, Threat detection tools and techniques, Community and expert support, Customizable learning paths, Mobile learning platform

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VIP+ | $12.99 | per month |
| VIP+ Annual | $89.99 | per year |

**What reviewers like**

- 💡 Structured learning with quizzes and labs
- 👍 Certification opportunities for VIP users

**What reviewers complain about**

- 🐛 Login issues - unable to log in with existing accounts
- 🐛 App not recognizing VIP subscription
- 🐛 Ads preventing progress through content
- 🔒 Lack of trust in company due to login problems

**Reported bugs**

- Login credentials not working in app
- App not recognizing VIP subscription
- Ads blocking progress through content

**Requested features**

- Ability to log in with existing accounts
- Seamless integration between app and website


### ISC2 CC Exam Prep by Rocket

[App page](https://appshunter.io/ios/app/isc2-cc-exam-prep-by-rocket/id6752650524)

Prepare for the ISC2 Certified in Cybersecurity (CC) exam with comprehensive study tools. This app offers an extensive question bank, detailed explanations, customizable study modes, and progress tracking to help you master cybersecurity fundamentals and elevate your career.

**Highlights:** Extensive question bank, Detailed explanations and references, Customizable study modes, Progress tracking and analytics, Expert-led review resources, Active learning tools, Offline access

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cyber_C Weekly Full Access | $7.99 | per 7 days |
| ISC2 CC Weekly Full Access | $12.99 | per 7 days |
| Cyber_C Monthly Full Access | $16.99 | per month |
| Cyber_C Monthly Full Access | $16.99 | per month |
| ISC2 CC Monthly Full Access | $32.99 | per month |
| ISC2 CC Monthly Full Access | $32.99 | per month |
| ISC2_CC_mock_tries_1 | $4.99 | one-time |
| ISC2_CC_mock_tries_3 | $9.99 | one-time |
| ISC2_CC_mock_tries_5 | $14.99 | one-time |


## Frequently asked questions

### Is LetsDefend free?

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

### Is ISC2 CC Exam Prep by Rocket free?

ISC2 CC Exam Prep by Rocket is free to download, with in-app purchases available.

### Which has better reviews, LetsDefend or ISC2 CC Exam Prep by Rocket?

ISC2 CC Exam Prep by Rocket is rated higher. LetsDefend averages 4.0 out of 5 from 2 ratings, while ISC2 CC Exam Prep by Rocket averages 5.0 from 1 ratings.

### Do LetsDefend or ISC2 CC Exam Prep by Rocket have ads?

LetsDefend shows ads; ISC2 CC Exam Prep by Rocket does not.

### Which is updated more often, LetsDefend or ISC2 CC Exam Prep by Rocket?

LetsDefend ships an update every 2 weeks, and ISC2 CC Exam Prep by Rocket every 4 months. Most recently, LetsDefend was updated on October 16, 2026 and ISC2 CC Exam Prep by Rocket on September 23, 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.*