# Progressbar Calculator vs MD Calculator

The clearest difference is ads: MD Calculator at none against Progressbar Calculator's shown. MD Calculator also leads on update cadence (fortnightly vs every 8 months). Progressbar Calculator's advantage is iOS requirement (9.0 vs 17.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Progressbar Calculator sells 11 one-off in-app purchases and MD Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.4 for Progressbar Calculator against 4.5 for MD Calculator. Both are backed by a comparable volume of ratings — 28 and 79 respectively. Written reviews are what separate them: 58% of Progressbar Calculator's written reviews are positive against 60% of MD Calculator's.

Progressbar Calculator ships an update every 8 months, MD Calculator fortnightly. The most recent releases landed on October 21, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Progressbar Calculator | MD Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (28 ratings)](https://appshunter.io/ios/app/progressbar-calculator-retro/id1545181404/reviews) | **[4.5 (79 ratings)](https://appshunter.io/ios/app/md-calculator/id6463897900/reviews)** |
| Number of ratings | 28 | **79** |
| Positive reviews | 57.9% of reviews | **59.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 80 MB | 32 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Vision Pro |
| Age rating | 4+ | 4+ |
| Developer | [SH Limited](https://appshunter.io/developer/960275282) | [MD Studio](https://appshunter.io/developer/1438854445) |

## What reviewers say

### Progressbar Calculator

[App page](https://appshunter.io/ios/app/progressbar-calculator-retro/id1545181404)

This calculator app offers a nostalgic retro interface with familiar and intuitive controls. It performs basic arithmetic, square roots, and percentages, with the ability to open multiple calculation windows. Enjoy a visually appealing experience reminiscent of older operating systems.

**Highlights:** Retro visuals, Familiar & intuitive interface, Big buttons, Basic arithmetic calculations, Square root and percentages, Multiple calculation windows, Variety of backgrounds

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30 Gems 50% OFF | $0.99 | one-time |
| 30 Gems | $1.99 | one-time |
| 80 Gems 50% OFF | $1.99 | one-time |
| Remove Ads 50% OFF | $2.49 | one-time |
| 150 Gems 50% OFF | $2.99 | one-time |
| 80 Gems | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |
| 150 Gems | $5.99 | one-time |
| Unlock all 50% OFF | $12.99 | one-time |
| Unlock All | $25.99 | one-time |
| 1 Million Coins | $99.99 | one-time |


### MD Calculator

[App page](https://appshunter.io/ios/app/md-calculator/id6463897900)

Perform calculations directly from your Home Screen using interactive widgets. Customize your experience with a variety of themes, including nostalgic skeuomorphic designs.

**Highlights:** Home Screen Calculator Widget, iOS 17 Interactive Widget Technology, Customizable Themes, Skeuomorphic Themes, On-the-go Computations

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MD Calculator Premium | $0.99 | one-time |


## Frequently asked questions

### Is Progressbar Calculator free?

Progressbar Calculator is free to download, with in-app purchases available.

### Is MD Calculator free?

MD Calculator is free to download, with in-app purchases available.

### Which has better reviews, Progressbar Calculator or MD Calculator?

MD Calculator is rated higher. Progressbar Calculator averages 4.4 out of 5 from 28 ratings, while MD Calculator averages 4.5 from 79 ratings.

### Do Progressbar Calculator or MD Calculator have ads?

Progressbar Calculator shows ads; MD Calculator does not.

### Which is updated more often, Progressbar Calculator or MD Calculator?

Progressbar Calculator ships an update every 8 months, and MD Calculator fortnightly. Most recently, Progressbar Calculator was updated on October 21, 2026 and MD Calculator on October 22, 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.*