# CertAPro vs AI Mock Interview

The clearest difference is device support: CertAPro at 3 against AI Mock Interview's 1. CertAPro also leads on iOS requirement (13.0 vs 18.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. CertAPro sells 2 in-app purchases, starting at $8.99 per month and AI Mock Interview sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

CertAPro ships an update every 4 weeks, AI Mock Interview monthly. Both last shipped on October 31, 2026.

## The numbers

| Metric | CertAPro | AI Mock Interview |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/certapro/id6757397759/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 1 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [BLK Technologies](https://appshunter.io/developer/1736804620) | [Lean Orbit LLC](https://appshunter.io/developer/1742356045) |

## 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 |


### AI Mock Interview

[App page](https://appshunter.io/ios/app/ai-mock-interview-prepline/id6773124282)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PrepLine Weekly | $3.99 | per 7 days |
| PrepLine Annual | $29.99 | per year |


## Frequently asked questions

### Is CertAPro free?

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

### Is AI Mock Interview free?

AI Mock Interview is free to download, with in-app purchases available.

### Do CertAPro or AI Mock Interview have ads?

Neither CertAPro nor AI Mock Interview shows ads.

### Which is updated more often, CertAPro or AI Mock Interview?

CertAPro ships an update every 4 weeks, and AI Mock Interview monthly. Most recently, CertAPro was updated on October 31, 2026 and AI Mock Interview on October 31, 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.*