# Master Flash® Calculator vs The Vroom Speedometer

The clearest difference is iOS requirement: Master Flash® Calculator at 12.0 against The Vroom Speedometer's 18.5. On price, ads, in-app purchases and device support 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 | Master Flash® Calculator | The Vroom Speedometer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 33 MB | 16 MB |
| Requires iOS | **12.0** | 18.5 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Aztec International S.A.](https://appshunter.io/developer/1726986799) | [Jonah Yolles-Murphy](https://appshunter.io/developer/1815190496) |

## What reviewers say

### Master Flash® Calculator

[App page](https://appshunter.io/ios/app/master-flash-calculator/id6476518905)

**Features:** macOS Compatibility

**In-app purchases:** none


### The Vroom Speedometer

[App page](https://appshunter.io/ios/app/the-vroom-speedometer/id6747955670)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master Flash® Calculator free?

Master Flash® Calculator is free to download, with no in-app purchases.

### Is The Vroom Speedometer free?

The Vroom Speedometer is free to download, with no in-app purchases.

### Do Master Flash® Calculator or The Vroom Speedometer have ads?

Neither Master Flash® Calculator nor The Vroom Speedometer 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.*