# 4K MAESTRO Total Control vs Pixel Density Calculator

The clearest difference is price: 4K MAESTRO Total Control at Free against Pixel Density Calculator's $2.99. Pixel Density Calculator's advantage is iOS requirement (13 vs 15.2). On update cadence, ads, in-app purchases and device support there is nothing between them.

4K MAESTRO Total Control is free to download; Pixel Density Calculator costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

4K MAESTRO Total Control ships an update every 47 months, Pixel Density Calculator every 38 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 4K MAESTRO Total Control | Pixel Density Calculator |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pixel-density-calculator/id6444243922/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 47 months | **Every 38 months** |
| Monetization | — | Paid |
| Size | 2 MB | 3 MB |
| Requires iOS | 15.2 | **13** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Affyy](https://appshunter.io/developer/1093477630) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### 4K MAESTRO Total Control

[App page](https://appshunter.io/ios/app/4k-maestro-total-control/id1534677667)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pixel Density Calculator

[App page](https://appshunter.io/ios/app/pixel-density-calculator/id6444243922)

Calculate the pixels per inch (PPI) or dots per inch (DPI) for any display. This tool helps determine screen resolution based on dimensions and pixel count, also calculating screen size, aspect ratio, and megapixels.

**Highlights:** Calculate Pixels Per Inch (PPI), Calculate Dots Per Inch (DPI), Determine screen size, Calculate aspect ratio, Megapixel count calculation, Shape preview

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

**In-app purchases:** none


## Frequently asked questions

### Is 4K MAESTRO Total Control free?

4K MAESTRO Total Control is free to download, with no in-app purchases.

### Is Pixel Density Calculator free?

Pixel Density Calculator costs $2.99, with no in-app purchases.

### Do 4K MAESTRO Total Control or Pixel Density Calculator have ads?

Neither 4K MAESTRO Total Control nor Pixel Density Calculator shows ads.

### Which is updated more often, 4K MAESTRO Total Control or Pixel Density Calculator?

4K MAESTRO Total Control ships an update every 47 months, and Pixel Density Calculator every 38 months. Most recently, 4K MAESTRO Total Control was updated on October 25, 2026 and Pixel Density Calculator on October 30, 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.*