# Image to PDF vs PDF Reader

The clearest difference is update cadence: PDF Reader at every 2 months against Image to PDF's every 4 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Image to PDF sells 2 in-app purchases, starting at $0.99 per month and PDF Reader sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Image to PDF ships an update every 4 months, PDF Reader every 2 months. The most recent releases landed on September 24, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Image to PDF | PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 45 MB | 87 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shraddha Limbasiya](https://appshunter.io/developer/1713525187) | [Pawel Lukasz](https://appshunter.io/developer/1846816545) |

## What reviewers say

### Image to PDF

[App page](https://appshunter.io/ios/app/image-to-pdf-pdf-convertor/id1615518750)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Premium | $9.99 | per year |


### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-prodoc-plus/id6754163428)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ProScan+ \| Monthly Subscription | $4.99 | per month |
| ProScan+ Subscription every 3mo | $9.99 | per 3 months |
| ProScan+ Subscription Yearly | $49.99 | per year |


## Frequently asked questions

### Is Image to PDF free?

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

### Is PDF Reader free?

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

### Do Image to PDF or PDF Reader have ads?

Both Image to PDF and PDF Reader show ads.

### Which is updated more often, Image to PDF or PDF Reader?

Image to PDF ships an update every 4 months, and PDF Reader every 2 months. Most recently, Image to PDF was updated on September 24, 2026 and PDF Reader on September 28, 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.*