# Calcula Keyboard vs FairSpin

The clearest difference is price: Calcula Keyboard at Free against FairSpin's $1.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Calcula Keyboard is free to download; FairSpin costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Calcula Keyboard | FairSpin |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | — |
| Size | 2 MB | 3 MB |
| Requires iOS | 18.0 | **17** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 9+ |
| Developer | [锦珍 黄](https://appshunter.io/developer/1731622169) | [贺 周](https://appshunter.io/developer/1815397078) |

## What reviewers say

### Calcula Keyboard

[App page](https://appshunter.io/ios/app/calcula-keyboard/id6764356974)

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

**In-app purchases:** none


### FairSpin

[App page](https://appshunter.io/ios/app/fairspin/id6765886973)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calcula Keyboard free?

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

### Is FairSpin free?

FairSpin costs $1.99, with no in-app purchases.

### Do Calcula Keyboard or FairSpin have ads?

Neither Calcula Keyboard nor FairSpin 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.*