# CDP Knowledge Test vs CC Mastery

The clearest difference is in-app purchases: CC Mastery at none against CDP Knowledge Test's 2. CC Mastery also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (15.1 vs 17.2). On price, ads and device support there is nothing between them.

Both are free to download. CDP Knowledge Test sells 2 in-app purchases, starting at $11.99 per month. CC Mastery asks for nothing beyond the download.

CDP Knowledge Test ships an update every 3 months, CC Mastery every 3 weeks. The most recent releases landed on September 10, 2026 and July 6, 2026 respectively.

## The numbers

| Metric | CDP Knowledge Test | CC Mastery |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cc-mastery-study-and-quiz-2025/id6745747218/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 9 MB | 44 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) | [Suman Bhattarai](https://appshunter.io/developer/1806188874) |

## What reviewers say

### CDP Knowledge Test

[App page](https://appshunter.io/ios/app/cdp-knowledge-test/id6740606245)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $11.99 | per month |
| Lifetime version | $24.99 | one-time |


### CC Mastery

[App page](https://appshunter.io/ios/app/cc-mastery-study-and-quiz-2025/id6745747218)

Prepare for the ISC2 Certified in Cybersecurity (CC) exam with structured study materials and interactive quizzes. Master core cybersecurity concepts through chapter-based learning and track your progress to identify areas for improvement. This app helps aspiring professionals gain confidence for certification readiness.

**Highlights:** Full course content, Chapter-based learning, Practice quizzes, Progress tracking, Quiz history and scores

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CDP Knowledge Test free?

CDP Knowledge Test is free to download, with in-app purchases available.

### Is CC Mastery free?

CC Mastery is free to download, with no in-app purchases.

### Do CDP Knowledge Test or CC Mastery have ads?

Neither CDP Knowledge Test nor CC Mastery shows ads.

### Which is updated more often, CDP Knowledge Test or CC Mastery?

CDP Knowledge Test ships an update every 3 months, and CC Mastery every 3 weeks. Most recently, CDP Knowledge Test was updated on September 10, 2026 and CC Mastery on July 6, 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.*