# Dr. Tracker vs QR Create and Scan Tool

The clearest difference is ads: Dr. Tracker at none against QR Create and Scan Tool's shown. Dr. Tracker also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (9.0 vs 15.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Dr. Tracker ships an update weekly, QR Create and Scan Tool every 3 weeks. The most recent releases landed on October 18, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Dr. Tracker | QR Create and Scan Tool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Size | 30 MB | 43 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lingyang Technology (Hangzhou) Co., Ltd.](https://appshunter.io/developer/1597684575) | [Cuong Kieu Van](https://appshunter.io/developer/1816110113) |

## What reviewers say

### Dr. Tracker

[App page](https://appshunter.io/ios/app/dr-tracker/id1597684573)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Create and Scan Tool

[App page](https://appshunter.io/ios/app/qr-create-and-scan-tool/id6762456141)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dr. Tracker free?

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

### Is QR Create and Scan Tool free?

QR Create and Scan Tool is free to download, with no in-app purchases.

### Do Dr. Tracker or QR Create and Scan Tool have ads?

QR Create and Scan Tool shows ads; Dr. Tracker does not.

### Which is updated more often, Dr. Tracker or QR Create and Scan Tool?

Dr. Tracker ships an update weekly, and QR Create and Scan Tool every 3 weeks. Most recently, Dr. Tracker was updated on October 18, 2026 and QR Create and Scan Tool on October 19, 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.*