# Calculator Pro+ for iPad vs SciMath Keyboard

The clearest difference is price: Calculator Pro+ for iPad at Free against SciMath Keyboard's $2.99. Calculator Pro+ for iPad also leads on iOS requirement (13.0 vs 17.6). SciMath Keyboard's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

Calculator Pro+ for iPad is free to download; SciMath Keyboard costs $2.99 up front. Calculator Pro+ for iPad sells 5 in-app purchases, starting at $0.99 per 7 days. SciMath Keyboard asks for nothing beyond the download.

## The numbers

| Metric | Calculator Pro+ for iPad | SciMath Keyboard |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | **[4.4 (62K ratings)](https://appshunter.io/ios/app/calculator-pro-plus-for-ipad/id749118884/reviews)** | — |
| Number of ratings | **62K** | — |
| Positive reviews | 26.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Monetization | Free with in-app purchases | — |
| Size | 183 MB | 1 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Mosaic S.r.l.](https://appshunter.io/developer/570748343) | [JAMES WILLIAM BRUCE SHAW](https://appshunter.io/developer/1896122556) |

## What reviewers say

### Calculator Pro+ for iPad

[App page](https://appshunter.io/ios/app/calculator-pro-plus-for-ipad/id749118884)

This app offers both basic and scientific calculation modes, alongside a comprehensive unit and currency converter. It supports multitasking, allowing simultaneous use with other applications, and features a history bar for tracking calculations.

**Highlights:** Basic and scientific calculator modes, Universal unit and currency converter, Multitasking mode, Calculation history bar, Customizable skins, VoiceOver accessibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly with free trial | $0.99 | per 7 days |
| Premium Weekly | $0.99 | per 7 days |
| Premium Yearly with Free Trial | $19.99 | per year |
| Premium Yearly | $19.99 | per year |
| Calculator Pro for iPad Full | $0.99 | one-time |

**What reviewers like**

- 🚀 Easily the best calculator app on iPad
- 👍 Great app and very useful
- 👍 Simple and straightforward features and functions
- 👍 Allows customization & personalization

**What reviewers complain about**

- 🚨 Lousy and annoying pop-up screen asking to subscribe
- 🚨 Too many ads that make the app unusable
- 🚨 Ads interrupt calculations and disrupt workflow
- 🚨 Ads are very intrusive and full-screen
- 🚨 Ads make the app virtually unusable without paying

**Reported bugs**

- Calculations not working correctly
- Unable to restore past purchases

**Requested features**

- More calculator themes and functionality
- Memory function
- Compatibility with iPhone


### SciMath Keyboard

[App page](https://appshunter.io/ios/app/scimath-keyboard/id6765902032)

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Pro+ for iPad free?

Calculator Pro+ for iPad is free to download, with in-app purchases available.

### Is SciMath Keyboard free?

SciMath Keyboard costs $2.99, with no in-app purchases.

### Do Calculator Pro+ for iPad or SciMath Keyboard have ads?

Calculator Pro+ for iPad shows ads; SciMath Keyboard does not.

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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.*