# CertAPro vs SF Dictionary

The clearest difference is in-app purchases: SF Dictionary at none against CertAPro's 2. CertAPro's advantage is ads (none vs shown) and iOS requirement (13.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. CertAPro sells 2 in-app purchases, starting at $8.99 per month. SF Dictionary asks for nothing beyond the download.

CertAPro ships an update every 4 weeks, SF Dictionary monthly. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | CertAPro | SF Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/certapro/id6757397759/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 34 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BLK Technologies](https://appshunter.io/developer/1736804620) | [KineticBit Inc.](https://appshunter.io/developer/1886255149) |

## What reviewers say

### CertAPro

[App page](https://appshunter.io/ios/app/certapro/id6757397759)

Prepare for IT certifications with a mobile-first study platform. It offers personalized study plans, custom quizzes, detailed analytics, and explanations for correct and incorrect answers. Track progress and stay motivated with gamified achievements.

**Highlights:** Personalized study roadmaps, Customizable practice quizzes, Detailed performance analytics, Explanations for answers, Cross-device progress sync, Gamified motivation and achievements

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CertAPro Premium | $8.99 | per month |
| CertAPro Premium | $89.99 | per year |


### SF Dictionary

[App page](https://appshunter.io/ios/app/sf-dictionary-cert-exam-prep/id6760790517)

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

**In-app purchases:** none


## Frequently asked questions

### Is CertAPro free?

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

### Is SF Dictionary free?

SF Dictionary is free to download, with no in-app purchases.

### Do CertAPro or SF Dictionary have ads?

SF Dictionary shows ads; CertAPro does not.

### Which is updated more often, CertAPro or SF Dictionary?

CertAPro ships an update every 4 weeks, and SF Dictionary monthly. Most recently, CertAPro was updated on October 8, 2026 and SF Dictionary on September 29, 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.*