# The Date Calculator PRO vs QR Code Barcode Scanner

The clearest difference is in-app purchases: QR Code Barcode Scanner at none against The Date Calculator PRO's 7. QR Code Barcode Scanner also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. The Date Calculator PRO sells 7 in-app purchases, starting at $1.99 per 7 days. QR Code Barcode Scanner asks for nothing beyond the download.

## The numbers

| Metric | The Date Calculator PRO | QR Code Barcode Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.6K ratings)](https://appshunter.io/ios/app/the-date-calculator-pro/id1045043882/reviews)** | — |
| Number of ratings | **2.6K** | — |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 3 MB |
| Requires iOS | **18.0** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Brachmann Online Marketing GmbH & Co. KG](https://appshunter.io/developer/682848918) | [Andrew Lee Ventures LLC](https://appshunter.io/developer/1650861387) |

## What reviewers say

### The Date Calculator PRO

[App page](https://appshunter.io/ios/app/the-date-calculator-pro/id1045043882)

Easily calculate the duration between two dates, with or without accounting for the time of day. You can also add or subtract various time units from a specific date. The results are automatically converted into multiple units for your convenience.

**Highlights:** Calculate duration between two dates, Include time of day in calculations, Add/subtract years, months, weeks, days, Convert results to various time units, Account for daylight saving time changes

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $1.99 | per 7 days |
| Premium | $3.99 | per month |
| Premium | $3.99 | per month |
| Voluntary Payment 1 | $0.99 | one-time |
| Voluntary Payment 2 | $2.99 | one-time |
| Voluntary Payment 3 | $9.99 | one-time |
| Remove Ads | $12.99 | one-time |


### QR Code Barcode Scanner

[App page](https://appshunter.io/ios/app/qr-code-barcode-scanner-qrcat/id6777150144)

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

**In-app purchases:** none


## Frequently asked questions

### Is The Date Calculator PRO free?

The Date Calculator PRO is free to download, with in-app purchases available.

### Is QR Code Barcode Scanner free?

QR Code Barcode Scanner is free to download, with no in-app purchases.

### Do The Date Calculator PRO or QR Code Barcode Scanner have ads?

The Date Calculator PRO shows ads; QR Code Barcode Scanner does not.

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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.*