# OLED Clock vs Gen 2 Technician Application

The clearest difference is device support: OLED Clock at 4 against Gen 2 Technician Application's 1. OLED Clock also leads on iOS requirement (12.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

## The numbers

| Metric | OLED Clock | Gen 2 Technician Application |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (15 ratings)](https://appshunter.io/ios/app/oled-clock/id1364541962/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 78.6% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | — |
| Monetization | Free | — |
| Size | 10 MB | 48 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Christian Moeller](https://appshunter.io/developer/1364541961) | [Arad Technologies Ltd](https://appshunter.io/developer/809707896) |

## What reviewers say

### OLED Clock

[App page](https://appshunter.io/ios/app/oled-clock/id1364541962)

This app displays a dynamic clock designed to prevent OLED screen burn-in by constantly moving and changing colors. It offers customizable digital and analog views with various fonts, sizes, and animation speeds.

**Highlights:** OLED burn-in prevention, Animated clock movement, Color cycling, Digital and analog views, Customizable fonts and size, Adjustable animation speed

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

**In-app purchases:** none


### Gen 2 Technician Application

[App page](https://appshunter.io/ios/app/gen-2-technician-application/id6764032593)

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

**In-app purchases:** none


## Frequently asked questions

### Is OLED Clock free?

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

### Is Gen 2 Technician Application free?

Gen 2 Technician Application is free to download, with no in-app purchases.

### Do OLED Clock or Gen 2 Technician Application have ads?

Neither OLED Clock nor Gen 2 Technician Application 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.*