# QR code reader for PDF scanner vs Document Sign

The clearest difference is update cadence: Document Sign at every 2 months against QR code reader for PDF scanner's every 13 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QR code reader for PDF scanner sells 1 one-off in-app purchase and Document Sign sells 5 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

QR code reader for PDF scanner ships an update every 13 months, Document Sign every 2 months. The most recent releases landed on September 8, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | QR code reader for PDF scanner | Document Sign |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 13 months | **Every 2 months** |
| Size | 31 MB | 76 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Maria Melero Gonzalez Barandiaran](https://appshunter.io/developer/1342106159) | [SWAINFO SOLUTIONS](https://appshunter.io/developer/1650786446) |

## What reviewers say

### QR code reader for PDF scanner

[App page](https://appshunter.io/ios/app/qr-code-reader-for-pdf-scanner/id1342106160)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $3.99 | one-time |


### Document Sign

[App page](https://appshunter.io/ios/app/document-sign/id6443938638)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $4.99 | per month |
| Weekly Premium Access | $6.99 | per 7 days |
| Monthly Premium Access | $9.99 | per month |
| Yearly Premium Access | $39.99 | per year |
| Lifetime Subscription | $9.99 | one-time |


## Frequently asked questions

### Is QR code reader for PDF scanner free?

QR code reader for PDF scanner is free to download, with in-app purchases available.

### Is Document Sign free?

Document Sign is free to download, with in-app purchases available.

### Do QR code reader for PDF scanner or Document Sign have ads?

Both QR code reader for PDF scanner and Document Sign show ads.

### Which is updated more often, QR code reader for PDF scanner or Document Sign?

QR code reader for PDF scanner ships an update every 13 months, and Document Sign every 2 months. Most recently, QR code reader for PDF scanner was updated on September 8, 2026 and Document Sign on September 9, 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.*