# PDF Reader vs Librune

PDF Reader and Librune are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PDF Reader ships an update weekly, Librune every 2 weeks. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | PDF Reader | Librune |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 35 MB | 62 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mehmet Tark Ozdemir](https://appshunter.io/developer/1784308273) | [Cihan ERDEN](https://appshunter.io/developer/6806475876) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-customization/id6763236250)

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

**In-app purchases:** none


### Librune

[App page](https://appshunter.io/ios/app/librune-epub-and-pdf-reader/id6806475874)

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is Librune free?

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

### Do PDF Reader or Librune have ads?

Neither PDF Reader nor Librune shows ads.

### Which is updated more often, PDF Reader or Librune?

PDF Reader ships an update weekly, and Librune every 2 weeks. Most recently, PDF Reader was updated on October 5, 2026 and Librune on September 30, 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.*