# QR code reader for PDF scanner vs ZapCharge

The clearest difference is in-app purchases: ZapCharge at none against QR code reader for PDF scanner's 1. ZapCharge also leads on ads (none vs shown) and update cadence (fortnightly vs every 13 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. QR code reader for PDF scanner sells 1 one-off in-app purchase. ZapCharge asks for nothing beyond the download.

QR code reader for PDF scanner ships an update every 13 months, ZapCharge fortnightly. The most recent releases landed on October 10, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | QR code reader for PDF scanner | ZapCharge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 13 months | **Fortnightly** |
| Size | 31 MB | 71 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Maria Melero Gonzalez Barandiaran](https://appshunter.io/developer/1342106159) | [益阳赫山区聚小充科技有限公司](https://appshunter.io/developer/1849593688) |

## 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 |


### ZapCharge

[App page](https://appshunter.io/ios/app/zapcharge/id6772404574)

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

**In-app purchases:** none


## 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 ZapCharge free?

ZapCharge is free to download, with no in-app purchases.

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

QR code reader for PDF scanner shows ads; ZapCharge does not.

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

QR code reader for PDF scanner ships an update every 13 months, and ZapCharge fortnightly. Most recently, QR code reader for PDF scanner was updated on October 10, 2026 and ZapCharge on October 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.*