# Upskill vs Mock Interview Prep

The clearest difference is in-app purchases: Upskill at none against Mock Interview Prep's 4. Upskill also leads on iOS requirement (13.0 vs 16.4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Mock Interview Prep sells 4 in-app purchases, starting at $4.99 per 7 days. Upskill asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Upskill | Mock Interview Prep |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Free | — |
| Size | 31 MB | 78 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cambridge University Press & Assessment (App)](https://appshunter.io/developer/345571525) | [Joey Quansah](https://appshunter.io/developer/6795559336) |

## What reviewers say

### Upskill

[App page](https://appshunter.io/ios/app/upskill-english-test/id6670311414)

This app provides a flexible and affordable way to test your English language skills on mobile or web. It covers all four core skills and uses AI for fast, reliable results. Prove your English proficiency to employers with this modern testing solution.

**Highlights:** Tests speaking, writing, reading, and listening, Remote proctoring for security, AI-based marking for fast results, Flexible, affordable, and modular testing, Regional workplace context, Global standards

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

**In-app purchases:** none


### Mock Interview Prep

[App page](https://appshunter.io/ios/app/mock-interview-prep-clarity/id6802835430)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clarity Full Weekly | $4.99 | per 7 days |
| Monthly | $39.99 | per month |
| Clarity Full Yearly | $99.99 | per year |
| Interview Pass | $119.99 | per 6 months |


## Frequently asked questions

### Is Upskill free?

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

### Is Mock Interview Prep free?

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

### Do Upskill or Mock Interview Prep have ads?

Neither Upskill nor Mock Interview Prep shows ads.

### Which is updated more often, Upskill or Mock Interview Prep?

Upskill ships an update every 2 weeks, and Mock Interview Prep every 2 weeks. Most recently, Upskill was updated on October 24, 2026 and Mock Interview Prep on October 25, 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.*