# PDF Tool App vs FileZen

The clearest difference is review sentiment: FileZen at 100% against PDF Tool App's 0%. FileZen also leads on rating (5.0 vs 1.0) and update cadence (every 5 days vs every 2 months). PDF Tool App's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume and device support there is nothing between them.

Both are free to download. FileZen sells 4 in-app purchases, starting at $0.99 per 7 days. PDF Tool App asks for nothing beyond the download.

FileZen holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 0% of PDF Tool App's written reviews are positive against 100% of FileZen's.

PDF Tool App ships an update every 2 months, FileZen every 5 days. The most recent releases landed on November 6, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | PDF Tool App | FileZen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/pdf-tool-app/id1348673464/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/filezen-file-manager/id6764205706/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 38 MB | 111 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [洪彬 林](https://appshunter.io/developer/1199790281) | [斌 刘](https://appshunter.io/developer/1895575436) |

## What reviewers say

### PDF Tool App

[App page](https://appshunter.io/ios/app/pdf-tool-app/id1348673464)

A lightweight and fast PDF reader with a clean interface. It offers automatic progress saving and multiple viewing modes for documents. File management features allow easy transfer from PC.

**Highlights:** Fast PDF opening, Automatic reading progress save, Book collection and table view modes, File transfer via Wi-Fi or cable, Lightweight and stable performance

**In-app purchases:** none


### FileZen

[App page](https://appshunter.io/ios/app/filezen-file-manager/id6764205706)

Organize, view, transfer, and edit files from local storage and multiple cloud services. Offers advanced PDF tools, compressed file management, and encrypted containers for secure access.

**Highlights:** Multi-protocol cloud access, File and text comparison, PDF editing and processing, Compressed file management, Encrypted containers, Media playback

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly Access | $0.99 | per 7 days |
| Premium Monthly Access | $1.99 | per month |
| Premium Annual Access | $7.99 | per year |
| FileZen Pro Lifetime | $8.99 | one-time |


## Frequently asked questions

### Is PDF Tool App free?

PDF Tool App is free to download, with no in-app purchases.

### Is FileZen free?

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

### Which has better reviews, PDF Tool App or FileZen?

FileZen is rated higher. PDF Tool App averages 1.0 out of 5 from 1 ratings, while FileZen averages 5.0 from 2 ratings.

### Do PDF Tool App or FileZen have ads?

FileZen shows ads; PDF Tool App does not.

### Which is updated more often, PDF Tool App or FileZen?

PDF Tool App ships an update every 2 months, and FileZen every 5 days. Most recently, PDF Tool App was updated on November 6, 2026 and FileZen on November 13, 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.*