# (ISC)2 Security Congress vs ISC2 Official Exam Prep

(ISC)2 Security Congress and ISC2 Official Exam Prep both sit at 4.5 stars, but that hides the real split: 69% of ISC2 Official Exam Prep's written reviews are positive against 33% of (ISC)2 Security Congress's. ISC2 Official Exam Prep also leads on update cadence (every 3 weeks vs every 13 months) and ratings volume (446 vs 106). (ISC)2 Security Congress's advantage is in-app purchases (none vs 5) and iOS requirement (12.0 vs 15.6). On price, rating, ads and device support there is nothing between them.

Both are free to download. ISC2 Official Exam Prep sells 5 in-app purchases, starting at $5.99 per 7 days. (ISC)2 Security Congress asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for (ISC)2 Security Congress against 4.4 for ISC2 Official Exam Prep. Both are backed by a comparable volume of ratings — 106 and 446 respectively. Written reviews are what separate them: 33% of (ISC)2 Security Congress's written reviews are positive against 69% of ISC2 Official Exam Prep's.

(ISC)2 Security Congress ships an update every 13 months, ISC2 Official Exam Prep every 3 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | (ISC)2 Security Congress | ISC2 Official Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (106 ratings)](https://appshunter.io/ios/app/isc2-security-congress/id1432862367/reviews)** | [4.4 (446 ratings)](https://appshunter.io/ios/app/isc2-official-exam-prep/id1555533017/reviews) |
| Number of ratings | 106 | **446** |
| Positive reviews | 33.3% of reviews | **69.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 61 MB | 91 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [(ISC)²](https://appshunter.io/developer/665006193) | [learnZapp](https://appshunter.io/developer/435622455) |

## What reviewers say

### (ISC)2 Security Congress

[App page](https://appshunter.io/ios/app/isc2-security-congress/id1432862367)

This app is for attendees of the annual Security Congress course. It allows you to access presentations, speaker and exhibitor information, and take notes directly on slides. You can also connect with other attendees through in-app messaging and sharing features.

**Highlights:** View abstracts, presentations, speakers, and exhibitors, Take notes on presentation slides, Draw directly on slides, In-app messaging, Share information with attendees

**Features:** macOS Compatibility

**In-app purchases:** none


### ISC2 Official Exam Prep

[App page](https://appshunter.io/ios/app/isc2-official-exam-prep/id1555533017)

Prepare for CISSP, CCSP, and SSCP certification exams with official study materials. Access thousands of questions, flashcards, and glossary terms. Track your progress and build custom practice tests to identify and improve weak areas.

**Highlights:** Thousands of exam-specific questions, Detailed explanations, Flashcards and glossary, Readiness score, Custom test builder, Progress tracker, Mock exams

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access - 1 Week | $5.99 | per 7 days |
| All Access - 1 Month | $19.99 | per month |
| All Access - 3 Months | $49.99 | per 3 months |
| All Access - 6 Months | $79.99 | per 6 months |
| All Access - 1 Year | $99.99 | per year |


## Frequently asked questions

### Is (ISC)2 Security Congress free?

(ISC)2 Security Congress is free to download, with no in-app purchases.

### Is ISC2 Official Exam Prep free?

ISC2 Official Exam Prep is free to download, with in-app purchases available.

### Which has better reviews, (ISC)2 Security Congress or ISC2 Official Exam Prep?

(ISC)2 Security Congress is rated higher. (ISC)2 Security Congress averages 4.5 out of 5 from 106 ratings, while ISC2 Official Exam Prep averages 4.4 from 446 ratings.

### Do (ISC)2 Security Congress or ISC2 Official Exam Prep have ads?

Neither (ISC)2 Security Congress nor ISC2 Official Exam Prep shows ads.

### Which is updated more often, (ISC)2 Security Congress or ISC2 Official Exam Prep?

(ISC)2 Security Congress ships an update every 13 months, and ISC2 Official Exam Prep every 3 weeks. Most recently, (ISC)2 Security Congress was updated on November 2, 2026 and ISC2 Official Exam Prep on November 3, 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.*