# MH Calculator vs Pixel Density Calculator

The clearest difference is price: MH Calculator at Free against Pixel Density Calculator's $2.99. MH Calculator also leads on update cadence (every 5 weeks vs every 38 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

MH Calculator 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.

MH Calculator ships an update every 5 weeks, Pixel Density Calculator every 38 months. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | MH Calculator | 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 5 weeks** | Every 38 months |
| Monetization | — | Paid |
| Size | 16 MB | 3 MB |
| Requires iOS | 14.7 | **13** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [BIT PIXEL SDN BHD](https://appshunter.io/developer/1737974924) | [Heng Jia Liang](https://appshunter.io/developer/1532000635) |

## What reviewers say

### MH Calculator

[App page](https://appshunter.io/ios/app/mh-calculator/id1271217246)

**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 MH Calculator free?

MH Calculator 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 MH Calculator or Pixel Density Calculator have ads?

Neither MH Calculator nor Pixel Density Calculator shows ads.

### Which is updated more often, MH Calculator or Pixel Density Calculator?

MH Calculator ships an update every 5 weeks, and Pixel Density Calculator every 38 months. Most recently, MH Calculator was updated on October 26, 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.*