# CompTIA Security+ SY0 vs Certly

The clearest difference is ads: CompTIA Security+ SY0 at none against Certly's shown. CompTIA Security+ SY0 also leads on update cadence (every 2 weeks vs every 2 months) and device support (3 vs 1). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. CompTIA Security+ SY0 sells 4 in-app purchases, starting at $6.99 per 7 days and Certly sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for CompTIA Security+ SY0 against 5.0 for Certly. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

CompTIA Security+ SY0 ships an update every 2 weeks, Certly every 2 months. The most recent releases landed on October 31, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | CompTIA Security+ SY0 | Certly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/comptia-security-plus-sy0-801-prep/id6760490512/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/certly-ai-certification-prep/id6760678168/reviews) |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 13 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Anthony Perry](https://appshunter.io/developer/1874405012) | [Gabriel Pevide](https://appshunter.io/developer/1868143046) |

## What reviewers say

### CompTIA Security+ SY0

[App page](https://appshunter.io/ios/app/comptia-security-plus-sy0-801-prep/id6760490512)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Security+ Pro | $6.99 | per 7 days |
| Security+ Pro | $12.99 | per month |
| Security+ Pro | $34.99 | per year |
| Pro Lifetime | $49.99 | one-time |


### Certly

[App page](https://appshunter.io/ios/app/certly-ai-certification-prep/id6760678168)

Prepare for AI Architect certification exams with AI-powered study tools. Practice with realistic simulations, detailed explanations, and smart review features. Master key domains and build confidence before test day.

**Highlights:** AI-powered prompt writing drills, Study by specific AI domains, Realistic exam simulations, Detailed answer explanations, Spaced repetition review, Daily challenges and streaks, Quick study mode

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is CompTIA Security+ SY0 free?

CompTIA Security+ SY0 is free to download, with in-app purchases available.

### Is Certly free?

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

### Which has better reviews, CompTIA Security+ SY0 or Certly?

CompTIA Security+ SY0 and Certly are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do CompTIA Security+ SY0 or Certly have ads?

Certly shows ads; CompTIA Security+ SY0 does not.

### Which is updated more often, CompTIA Security+ SY0 or Certly?

CompTIA Security+ SY0 ships an update every 2 weeks, and Certly every 2 months. Most recently, CompTIA Security+ SY0 was updated on October 31, 2026 and Certly on October 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.*