# Hacker Clock vs Scan QR Code Fast

The clearest difference is price: Hacker Clock at Free against Scan QR Code Fast's $1.99. Hacker Clock also leads on in-app purchases (none vs 3) and ratings volume (41 vs 6). Scan QR Code Fast's advantage is update cadence (every 3 days vs every 15 months) and rating (4.8 vs 4.5). On ads, device support and iOS requirement there is nothing between them.

Hacker Clock is free to download; Scan QR Code Fast costs $1.99 up front. Scan QR Code Fast sells 3 in-app purchases, starting at $1.99 per 7 days. Hacker Clock asks for nothing beyond the download.

Scan QR Code Fast holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Hacker Clock has 41 ratings behind it against 6, so its average is the more settled of the two.

Hacker Clock ships an update every 15 months, Scan QR Code Fast every 3 days. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Hacker Clock | Scan QR Code Fast |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.5 (41 ratings)](https://appshunter.io/ios/app/hacker-clock-green-matrix/id659883519/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/scan-qr-code-fast/id1519596298/reviews)** |
| Number of ratings | **41** | 6 |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Every 3 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 27 MB |
| Requires iOS | **12.0** | 13.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Leszek Szary](https://appshunter.io/developer/464282200) | [Emmito (Pvt) Ltd](https://appshunter.io/developer/1519136935) |

## What reviewers say

### Hacker Clock

[App page](https://appshunter.io/ios/app/hacker-clock-green-matrix/id659883519)

Transform your device into a unique clock displaying animated hexadecimal code. Watch green hexadecimal values flow across the screen, simulating complex data processing. Ideal for computer enthusiasts, hackers, and fans of futuristic aesthetics.

**Highlights:** Animated hexadecimal code display, Three color variants (green, red, blue), Horizontal and vertical display modes, 12- and 24-hour format options, Unique clock for geeks and fans

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

**In-app purchases:** none


### Scan QR Code Fast

[App page](https://appshunter.io/ios/app/scan-qr-code-fast/id1519596298)

Easily scan QR codes and barcodes with automatic detection and decoding. Access relevant options based on code type, from URLs to product information. Save scan history and use it for coupons to get discounts.

**Highlights:** Automatic QR and barcode detection, Reads all QR/barcode types, Provides relevant action options, Scans coupon codes for discounts, Saves scan history, Ad-free experience with subscription

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $1.99 | per 7 days |
| Monthly Subscription | $4.99 | per month |
| Annual Subscription | $49.99 | per year |


## Frequently asked questions

### Is Hacker Clock free?

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

### Is Scan QR Code Fast free?

Scan QR Code Fast costs $1.99, and also offers in-app purchases.

### Which has better reviews, Hacker Clock or Scan QR Code Fast?

Scan QR Code Fast is rated higher. Hacker Clock averages 4.5 out of 5 from 41 ratings, while Scan QR Code Fast averages 4.8 from 6 ratings.

### Do Hacker Clock or Scan QR Code Fast have ads?

Neither Hacker Clock nor Scan QR Code Fast shows ads.

### Which is updated more often, Hacker Clock or Scan QR Code Fast?

Hacker Clock ships an update every 15 months, and Scan QR Code Fast every 3 days. Most recently, Hacker Clock was updated on October 14, 2026 and Scan QR Code Fast on October 6, 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.*