# PDF Studio vs OCR, Read & Convert Documents

The clearest difference is ads: PDF Studio at none against OCR, Read & Convert Documents's shown. OCR, Read & Convert Documents's advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. PDF Studio sells 3 in-app purchases, starting at $2.49 per 7 days and OCR, Read & Convert Documents sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Studio ships an update every 2 weeks, OCR, Read & Convert Documents every 2 days. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | PDF Studio | OCR, Read & Convert Documents |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 6 MB | 8 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Boris Spiro](https://appshunter.io/developer/1853293003) | [Anatol Radzko](https://appshunter.io/developer/6796613176) |

## What reviewers say

### PDF Studio

[App page](https://appshunter.io/ios/app/pdf-studio-scan-and-edit-docs/id6755344174)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.49 | per 7 days |
| Monthly Premium | $4.99 | per month |
| Annual Premium | $29.99 | per year |


### OCR, Read & Convert Documents

[App page](https://appshunter.io/ios/app/ocr-read-and-convert-documents/id6800818673)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Editor Monthly | $1.99 | per month |
| LibreDoc Full Pro | $3.99 | per month |
| PDF Editor Annual | $12.99 | per year |
| Full Pro Annual | $22.99 | per year |


## Frequently asked questions

### Is PDF Studio free?

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

### Is OCR, Read & Convert Documents free?

OCR, Read & Convert Documents is free to download, with in-app purchases available.

### Do PDF Studio or OCR, Read & Convert Documents have ads?

OCR, Read & Convert Documents shows ads; PDF Studio does not.

### Which is updated more often, PDF Studio or OCR, Read & Convert Documents?

PDF Studio ships an update every 2 weeks, and OCR, Read & Convert Documents every 2 days. Most recently, PDF Studio was updated on October 2, 2026 and OCR, Read & Convert Documents on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*