# PDF Edit, Merge & Protect vs Interview Prep

The clearest difference is rating: Interview Prep at 4.6 against PDF Edit, Merge & Protect's 2.6. Interview Prep also leads on ads (none vs shown) and update cadence (monthly vs every 4 months). PDF Edit, Merge & Protect's advantage is in-app purchases (none vs 2) and ratings volume (21 vs 5). On price, review sentiment and device support there is nothing between them.

Both are free to download. Interview Prep sells 2 in-app purchases, starting at $9.99 per 7 days. PDF Edit, Merge & Protect asks for nothing beyond the download.

Interview Prep holds the better App Store score, 4.6 against 2.6. Both are backed by a comparable volume of ratings — 21 and 5 respectively. Written reviews complicate that: 6% of PDF Edit, Merge & Protect's written reviews are positive against 0% of Interview Prep's, so the app with the better star average is not the one people write more warmly about.

PDF Edit, Merge & Protect ships an update every 4 months, Interview Prep monthly. The most recent releases landed on October 9, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | PDF Edit, Merge & Protect | Interview Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.6 (21 ratings)](https://appshunter.io/ios/app/pdf-edit-merge-and-protect/id1474044591/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/interview-prep-ai-coach/id6743685429/reviews)** |
| Number of ratings | **21** | 5 |
| Positive reviews | **6.3% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | **Ad-supported** | Freemium |
| Size | 76 MB | 13 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Patel Darshan](https://appshunter.io/developer/1487427494) | [Liberace AI](https://appshunter.io/developer/1792034511) |

## What reviewers say

### PDF Edit, Merge & Protect

[App page](https://appshunter.io/ios/app/pdf-edit-merge-and-protect/id1474044591)

This app offers comprehensive tools for managing PDF files on iOS devices. It allows users to read, edit, merge, split, compress, and secure PDFs, as well as convert between PDF and JPG formats, and save web content as PDFs. Advanced features include watermarking, page numbering, and reordering.

**Highlights:** Read and edit PDF files, Merge multiple PDFs, Split PDF into multiple files, Compress PDF size, Add watermarks and stamps, Convert PDF to JPG and JPG to PDF, Protect PDFs with passwords

**In-app purchases:** none


### Interview Prep

[App page](https://appshunter.io/ios/app/interview-prep-ai-coach/id6743685429)

Enhance your interview skills with an AI coach that provides real-time feedback on your responses and delivery. Practice in a privacy-focused environment with on-device processing and track your progress with stored sessions.

**Highlights:** AI-driven coaching, Real-time feedback, On-device audio processing, Industry-specific optimization, Progress tracking, Multi-language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $9.99 | per 7 days |
| Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is PDF Edit, Merge & Protect free?

PDF Edit, Merge & Protect is free to download, with no in-app purchases.

### Is Interview Prep free?

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

### Which has better reviews, PDF Edit, Merge & Protect or Interview Prep?

Interview Prep is rated higher. PDF Edit, Merge & Protect averages 2.6 out of 5 from 21 ratings, while Interview Prep averages 4.6 from 5 ratings.

### Do PDF Edit, Merge & Protect or Interview Prep have ads?

PDF Edit, Merge & Protect shows ads; Interview Prep does not.

### Which is updated more often, PDF Edit, Merge & Protect or Interview Prep?

PDF Edit, Merge & Protect ships an update every 4 months, and Interview Prep monthly. Most recently, PDF Edit, Merge & Protect was updated on October 9, 2026 and Interview Prep on October 24, 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.*