# EPUB Reader vs PDF & Document Library

The clearest difference is in-app purchases: PDF & Document Library at none against EPUB Reader's 2. PDF & Document Library also leads on iOS requirement (17.0 vs 26.0). EPUB Reader's advantage is ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price there is nothing between them.

Both are free to download. EPUB Reader sells 2 in-app purchases, starting at $1.99 per month. PDF & Document Library asks for nothing beyond the download.

EPUB Reader ships an update every 5 days, PDF & Document Library every 2 months. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | EPUB Reader | PDF & Document Library |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 2 months |
| Size | 12 MB | 8 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [MEHMET HAKAN MENEKSE](https://appshunter.io/developer/1896725901) | [Salih ONUS](https://appshunter.io/developer/6775990804) |

## What reviewers say

### EPUB Reader

[App page](https://appshunter.io/ios/app/epub-reader-violire/id6783955176)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $1.99 | per month |
| Yearly Pro | $19.99 | per year |


### PDF & Document Library

[App page](https://appshunter.io/ios/app/pdf-and-document-library/id6787750697)

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

**In-app purchases:** none


## Frequently asked questions

### Is EPUB Reader free?

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

### Is PDF & Document Library free?

PDF & Document Library is free to download, with no in-app purchases.

### Do EPUB Reader or PDF & Document Library have ads?

PDF & Document Library shows ads; EPUB Reader does not.

### Which is updated more often, EPUB Reader or PDF & Document Library?

EPUB Reader ships an update every 5 days, and PDF & Document Library every 2 months. Most recently, EPUB Reader was updated on October 7, 2026 and PDF & Document Library 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.*