# Lean Doc Scanner vs PDF Scan

The clearest difference is update cadence: PDF Scan at every 3 days against Lean Doc Scanner's every 3 weeks. PDF Scan also leads on iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Lean Doc Scanner sells 2 in-app purchases, starting at $1.99 per month and PDF Scan sells 4 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Lean Doc Scanner ships an update every 3 weeks, PDF Scan every 3 days. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Lean Doc Scanner | PDF Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Size | 3 MB | 46 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junhong Chen](https://appshunter.io/developer/1838440937) | [Eduard Bruch](https://appshunter.io/developer/1863571508) |

## What reviewers say

### Lean Doc Scanner

[App page](https://appshunter.io/ios/app/lean-doc-scanner/id6753099248)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scanee Pro | $1.99 | per month |
| Scanee Pro | $14.99 | per year |


### PDF Scan

[App page](https://appshunter.io/ios/app/pdf-scan-sign-edit-document/id6758560926)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan | $4.99 | per 7 days |
| PDF Creator Pro - Annual | $14.99 | per year |
| PDF Scanner Pro | $19.99 | per year |
| Annual Plan | $29.99 | per year |


## Frequently asked questions

### Is Lean Doc Scanner free?

Lean Doc Scanner is free to download, with in-app purchases available.

### Is PDF Scan free?

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

### Do Lean Doc Scanner or PDF Scan have ads?

Neither Lean Doc Scanner nor PDF Scan shows ads.

### Which is updated more often, Lean Doc Scanner or PDF Scan?

Lean Doc Scanner ships an update every 3 weeks, and PDF Scan every 3 days. Most recently, Lean Doc Scanner was updated on October 2, 2026 and PDF Scan on October 6, 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.*