# uCertifyPrep CISSP vs CISSP Certification Prep

The clearest difference is update cadence: CISSP Certification Prep at every 2 months against uCertifyPrep CISSP's every 4 months. uCertifyPrep CISSP's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 17.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. uCertifyPrep CISSP sells 1 one-off in-app purchase and CISSP Certification Prep sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

uCertifyPrep CISSP ships an update every 4 months, CISSP Certification Prep every 2 months. The most recent releases landed on May 16, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | uCertifyPrep CISSP | CISSP Certification Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 121 MB | 9 MB |
| Requires iOS | **14.0** | 17.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [uCertify LLC](https://appshunter.io/developer/1130631061) | [Cargo Teleport Inc](https://appshunter.io/developer/1761832181) |

## What reviewers say

### uCertifyPrep CISSP

[App page](https://appshunter.io/ios/app/ucertifyprep-cissp/id1611872853)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| uCertifyPrep CISSP | $49.99 | one-time |


### CISSP Certification Prep

[App page](https://appshunter.io/ios/app/cissp-certification-prep/id6738974087)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium monthly subscription | $9.99 | per month |
| Lifetime version | $24.99 | one-time |


## Frequently asked questions

### Is uCertifyPrep CISSP free?

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

### Is CISSP Certification Prep free?

CISSP Certification Prep is free to download, with in-app purchases available.

### Do uCertifyPrep CISSP or CISSP Certification Prep have ads?

Neither uCertifyPrep CISSP nor CISSP Certification Prep shows ads.

### Which is updated more often, uCertifyPrep CISSP or CISSP Certification Prep?

uCertifyPrep CISSP ships an update every 4 months, and CISSP Certification Prep every 2 months. Most recently, uCertifyPrep CISSP was updated on May 16, 2026 and CISSP Certification Prep on September 21, 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.*