# Duplicate QR vs Unix TimeStamp

The clearest difference is in-app purchases: Unix TimeStamp at none against Duplicate QR's 2. Duplicate QR's advantage is iOS requirement (12.0 vs 15.6). On price, ads and device support there is nothing between them.

Both are free to download. Duplicate QR sells 2 in-app purchases, starting at $19.49 per 7 days. Unix TimeStamp asks for nothing beyond the download.

## The numbers

| Metric | Duplicate QR | Unix TimeStamp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/unix-timestamp/id6737517840/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 6 weeks |
| Monetization | — | Ad-supported |
| Size | 6 MB | 4 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [MEDIASOFT DEVELOPMENT](https://appshunter.io/developer/1586138062) | [灿耿 陈](https://appshunter.io/developer/1688324562) |

## What reviewers say

### Duplicate QR

[App page](https://appshunter.io/ios/app/duplicate-qr-code/id1586138060)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 week subscription | $19.49 | per 7 days |
| 1 month subscription | $48.99 | per month |


### Unix TimeStamp

[App page](https://appshunter.io/ios/app/unix-timestamp/id6737517840)

This tool simplifies working with Unix timestamps, offering one-click display and copying. It supports switching between second and millisecond precision, bidirectional conversion to human-readable dates, and multi-time zone conversions.

**Highlights:** One-click timestamp display, One-click copy to clipboard, Second and millisecond precision toggle, Bidirectional timestamp to date conversion, Multi-time zone conversion, Manual data copying

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Duplicate QR free?

Duplicate QR is free to download, with in-app purchases available.

### Is Unix TimeStamp free?

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

### Do Duplicate QR or Unix TimeStamp have ads?

Neither Duplicate QR nor Unix TimeStamp shows ads.

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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.*