# PDF Reader vs SED

The clearest difference is in-app purchases: SED at none against PDF Reader's 3. SED also leads on ads (none vs shown). PDF Reader's advantage is update cadence (every 4 months vs every 16 months) and iOS requirement (14.0 vs 16.6). On price and device support there is nothing between them.

Both are free to download. PDF Reader sells 3 in-app purchases, starting at $2.49 per 7 days. SED asks for nothing beyond the download.

PDF Reader ships an update every 4 months, SED every 16 months. Both last shipped on October 12, 2026.

## The numbers

| Metric | PDF Reader | SED |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (53 ratings)](https://appshunter.io/ios/app/pdf-reader-pdf-viewer-edit/id6448322721/reviews)** | — |
| Number of ratings | **53** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 16 months |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 3 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Mohit Rudani](https://appshunter.io/developer/1673702969) | [Sakorn Kiatpipattanakul](https://appshunter.io/developer/1329511626) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-pdf-viewer-edit/id6448322721)

This application allows users to read, edit, and manage PDF files on their mobile devices. It offers offline viewing for PDFs, Word, Excel, and PowerPoint documents, along with features like bookmarking and file renaming. Enhance your productivity with this essential document management tool.

**Highlights:** View local PDF files, Load files from Files app, Save and rename PDF files, Share PDFs easily, Bookmark PDF pages, Offline document viewing, Dark Mode for reading

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly   1 Week | $2.49 | per 7 days |
| Monthly   1 Month | $5.99 | per month |
| Yearly   1 Year | $24.99 | per year |


### SED

[App page](https://appshunter.io/ios/app/sed-east/id6474872329)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is SED free?

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

### Do PDF Reader or SED have ads?

PDF Reader shows ads; SED does not.

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

PDF Reader ships an update every 4 months, and SED every 16 months. Most recently, PDF Reader was updated on October 12, 2026 and SED on October 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.*