# CompTIA Security+ Prep vs SSFX

The clearest difference is iOS requirement: CompTIA Security+ Prep at 12.0 against SSFX's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. CompTIA Security+ Prep sells 3 in-app purchases, starting at $19.99 per month and SSFX sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

CompTIA Security+ Prep ships an update every 4 months, SSFX every 7 months. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | CompTIA Security+ Prep | SSFX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 7 months |
| Size | 22 MB | 52 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [学勇 张](https://appshunter.io/developer/590340880) | [TagMango Inc](https://appshunter.io/developer/1611765353) |

## What reviewers say

### CompTIA Security+ Prep

[App page](https://appshunter.io/ios/app/comptia-security-plus-prep/id6478573710)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MONTHLY | $19.99 | per month |
| 3 MONTHS | $39.99 | per 3 months |
| YEARLY | $59.99 | per year |


### SSFX

[App page](https://appshunter.io/ios/app/ssfx/id6633418312)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quantum Membership | $9.99 | one-time |
| Silver Membership | $39.99 | one-time |


## Frequently asked questions

### Is CompTIA Security+ Prep free?

CompTIA Security+ Prep is free to download, with in-app purchases available.

### Is SSFX free?

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

### Do CompTIA Security+ Prep or SSFX have ads?

Neither CompTIA Security+ Prep nor SSFX shows ads.

### Which is updated more often, CompTIA Security+ Prep or SSFX?

CompTIA Security+ Prep ships an update every 4 months, and SSFX every 7 months. Most recently, CompTIA Security+ Prep was updated on September 17, 2026 and SSFX on September 11, 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.*