# PDF Expert vs PDF Document Editor, Read Book

The clearest difference is chart position: PDF Expert at #83 against PDF Document Editor, Read Book's unranked. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. PDF Expert sells 10 in-app purchases, starting at $9.99 per month and PDF Document Editor, Read Book sells 6 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

PDF Expert ships an update fortnightly, PDF Document Editor, Read Book every 9 days. The most recent releases landed on September 28, 2026 and December 13, 2025 respectively.

## The numbers

| Metric | PDF Expert | PDF Document Editor, Read Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (216K ratings)](https://appshunter.io/ios/app/pdf-expert-editor-and-reader/id743974925/reviews)** | — |
| Number of ratings | **216K** | — |
| Positive reviews | 45.8% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Best chart rank | **#83** | — |
| Size | 307 MB | 33 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Readdle Technologies Limited](https://appshunter.io/developer/285035419) | [Oleksandr Bilyk](https://appshunter.io/developer/1588574362) |

## What reviewers say

### PDF Expert

[App page](https://appshunter.io/ios/app/pdf-expert-editor-and-reader/id743974925)

**Currently charting:** #83 Top Grossing · Productivity (US App Store)

This app allows you to edit, annotate, fill out forms, and convert PDF documents. It offers AI-powered summarization and analysis, along with tools to merge, sign, and protect your files. Work seamlessly across Apple devices with a user-friendly interface.

**Highlights:** Edit PDF text and images, Annotate and highlight PDFs, Fill out PDF forms, Convert files to and from PDF, AI-powered summarization and analysis, Merge and combine PDF files, Sign documents with e-signatures

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Expert Premium Trial | $9.99 | per month |
| PDF Expert Premium No Trial | $9.99 | per month |
| PDF Expert for Education | $39.99 | per year |
| PDF Expert Premium | $49.99 | per year |
| PDF Expert Premium New | $49.99 | per year |
| PDF Expert Premium Existing | $49.99 | per year |
| PDF Expert – Premium Editing | $49.99 | per year |
| PDF Expert Mac & iOS Pro | $79.99 | per year |
| PDF Expert Mac & iOS | $79.99 | per year |
| PDF Expert Basic | $9.99 | one-time |

**What reviewers like**

- 🚀 Fast and responsive
- 👍 Intuitive and user-friendly interface
- 💡 Powerful annotation and editing tools
- 🔒 Seamless cloud integration
- 📚 Excellent for reading and organizing PDFs

**What reviewers complain about**

- 🐛 Frequent crashes and stability issues
- 🔒 Subscription model for advanced features
- 🔒 Inconsistent pricing and feature changes
- 🔍 Cluttered and confusing UI in latest update
- 🔍 Reduced customization options for annotations

**Reported bugs**

- Corrupted PDFs after editing
- Sync issues with cloud storage providers
- Unexpected loss of annotations and edits
- Unreliable performance on older iPad models

**Requested features**

- Improved palm rejection for Apple Pencil
- Customizable toolbar and annotation presets
- Better integration with other productivity apps
- More flexible file management and organization
- Ability to create fillable PDF forms


### PDF Document Editor, Read Book

[App page](https://appshunter.io/ios/app/pdf-document-editor-read-book/id6504371765)

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Editor: PDF Reader, Sign | $1.99 | per 7 days |
| PDF Editor: PDF Reader, Sign | $2.99 | per 7 days |
| PDF Editor: PDF Reader, Sign | $5.99 | per month |
| PDF Editor: PDF Reader, Sign | $6.99 | per month |
| PDF Editor: PDF Reader, Sign | $24.99 | per year |
| PDF Editor: PDF Reader, Sign | $34.99 | per year |


## Frequently asked questions

### Is PDF Expert free?

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

### Is PDF Document Editor, Read Book free?

PDF Document Editor, Read Book is free to download, with in-app purchases available.

### Do PDF Expert or PDF Document Editor, Read Book have ads?

Neither PDF Expert nor PDF Document Editor, Read Book shows ads.

### Which is updated more often, PDF Expert or PDF Document Editor, Read Book?

PDF Expert ships an update fortnightly, and PDF Document Editor, Read Book every 9 days. Most recently, PDF Expert was updated on September 28, 2026 and PDF Document Editor, Read Book on December 13, 2025.

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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.*