# Hacker Clock vs Matrix Clocca

The clearest difference is rating: Hacker Clock at 4.5 against Matrix Clocca's 2.3. Hacker Clock also leads on in-app purchases (none vs 1) and ratings volume (42 vs 3). Matrix Clocca's advantage is update cadence (weekly vs every 15 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Matrix Clocca sells 1 one-off in-app purchase. Hacker Clock asks for nothing beyond the download.

Hacker Clock holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: Hacker Clock has 42 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 54% of Hacker Clock's written reviews are positive against 50% of Matrix Clocca's.

Hacker Clock ships an update every 15 months, Matrix Clocca weekly. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Hacker Clock | Matrix Clocca |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (42 ratings)](https://appshunter.io/ios/app/hacker-clock-green-matrix/id659883519/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/matrix-clocca-0-and-1/id1623949986/reviews) |
| Number of ratings | **42** | 3 |
| Positive reviews | **53.8% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 15 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 12 MB | 45 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Leszek Szary](https://appshunter.io/developer/464282200) | [少锋 黎](https://appshunter.io/developer/1549500319) |

## 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


### Matrix Clocca

[App page](https://appshunter.io/ios/app/matrix-clocca-0-and-1/id1623949986)

This app offers real-time, accurate widgets for timers and hourglasses. It features customizable themes, colors, backgrounds, and sounds, with support for two-finger zooming and dragging of the matrix display. Enjoy a sophisticated countdown experience with realistic hourglass animations.

**Highlights:** Real-time accurate widgets, Customizable themes and colors, Realistic countdown hourglass, Two-finger zooming and dragging, Independent size and position control, Custom background and sound, iCloud sync for themes

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime (Family Sharing) | $1.99 | one-time |


## Frequently asked questions

### Is Hacker Clock free?

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

### Is Matrix Clocca free?

Matrix Clocca is free to download, with in-app purchases available.

### Which has better reviews, Hacker Clock or Matrix Clocca?

Hacker Clock is rated higher. Hacker Clock averages 4.5 out of 5 from 42 ratings, while Matrix Clocca averages 2.3 from 3 ratings.

### Do Hacker Clock or Matrix Clocca have ads?

Neither Hacker Clock nor Matrix Clocca shows ads.

### Which is updated more often, Hacker Clock or Matrix Clocca?

Hacker Clock ships an update every 15 months, and Matrix Clocca weekly. Most recently, Hacker Clock was updated on October 23, 2026 and Matrix Clocca on October 24, 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.*