# PDF Reader vs ReadTool

The clearest difference is ads: ReadTool at none against PDF Reader's shown. ReadTool also leads on update cadence (every 24 months vs every 114 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

PDF Reader ships an update every 114 months, ReadTool every 24 months. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | PDF Reader | ReadTool |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 114 months | **Every 24 months** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 19 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) | [FAMEINK PTE. LTD.](https://appshunter.io/developer/1746028804) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-for-books/id1084659168)

Easily open and view all your important files, including PDFs, documents, spreadsheets, presentations, and images, in one straightforward app. Designed for simplicity and speed, it's your reliable companion for accessing digital materials and eBooks quickly with a clean interface.

**Highlights:** Open PDFs and eBooks, View Office files (.doc, .xls, .ppt), Access image files (.png, .jpg), Open .html web pages, Clean and clear interface, Fast and reliable file viewing

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

**In-app purchases:** none


### ReadTool

[App page](https://appshunter.io/ios/app/readtool-offline-reader/id6451404740)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is ReadTool free?

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

### Do PDF Reader or ReadTool have ads?

PDF Reader shows ads; ReadTool does not.

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

PDF Reader ships an update every 114 months, and ReadTool every 24 months. Most recently, PDF Reader was updated on November 2, 2026 and ReadTool on November 12, 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.*