# Salmon PDF vs PDF Summarizer

The clearest difference is ads: Salmon PDF at none against PDF Summarizer's shown. PDF Summarizer's advantage is iOS requirement (13.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Salmon PDF sells 1 one-off in-app purchase and PDF Summarizer sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Salmon PDF | PDF Summarizer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | — |
| Size | 4 MB | 82 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad, Mac | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Klink](https://appshunter.io/developer/1860331945) | [Asad Ahsan](https://appshunter.io/developer/1326954499) |

## What reviewers say

### Salmon PDF

[App page](https://appshunter.io/ios/app/salmon-pdf/id6756375623)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimted | $2.99 | one-time |


### PDF Summarizer

[App page](https://appshunter.io/ios/app/pdf-summarizer-summarize-pdf/id6761840907)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $6.99 | per month |
| Yearly Subscription | $29.99 | per year |


## Frequently asked questions

### Is Salmon PDF free?

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

### Is PDF Summarizer free?

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

### Do Salmon PDF or PDF Summarizer have ads?

PDF Summarizer shows ads; Salmon PDF does not.

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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.*