# CalcFast vs ASMR Calculator Pro

The clearest difference is in-app purchases: CalcFast at none against ASMR Calculator Pro's 1. ASMR Calculator Pro's advantage is iOS requirement (16.6 vs 27.1). On price, ads and device support there is nothing between them.

Both are free to download. ASMR Calculator Pro sells 1 one-off in-app purchase. CalcFast asks for nothing beyond the download.

## The numbers

| Metric | CalcFast | ASMR Calculator Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (21 ratings)](https://appshunter.io/ios/app/calcfast/id876781417/reviews)** | — |
| Number of ratings | **21** | — |
| Positive reviews | 78.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 6 MB | 11 MB |
| Requires iOS | 27.1 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hannes Sverrisson](https://appshunter.io/developer/428851947) | [Elias Johannesson](https://appshunter.io/developer/1877142748) |

## What reviewers say

### CalcFast

[App page](https://appshunter.io/ios/app/calcfast/id876781417)

A fast and elegant calculator for Apple devices that displays your calculation history. It offers a Today Extension for quick access and supports Apple Watch, external keyboards, and VoiceOver.

**Highlights:** Calculation history display, Today Extension for quick calculations, Apple Watch app, Dark/light mode selection, External keyboard support, VoiceOver support

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

**In-app purchases:** none


### ASMR Calculator Pro

[App page](https://appshunter.io/ios/app/asmr-calculator-pro/id6759168734)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ASMR Calculator Studio Pro | $1.99 | one-time |


## Frequently asked questions

### Is CalcFast free?

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

### Is ASMR Calculator Pro free?

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

### Do CalcFast or ASMR Calculator Pro have ads?

Neither CalcFast nor ASMR Calculator Pro 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.*