# Calculator· vs Calculator Pro+ for iPad

The clearest difference is review sentiment: Calculator· at 84% against Calculator Pro+ for iPad's 26%. Calculator· also leads on rating (4.9 vs 4.4) and device support (4 vs 1). Calculator Pro+ for iPad's advantage is update cadence (monthly vs every 3 months) and iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator· sells 3 in-app purchases, starting at $0.99 per month and Calculator Pro+ for iPad sells 5 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Calculator· holds the better App Store score, 4.9 against 4.4. Both are backed by a comparable volume of ratings — 34K and 62K respectively. Written reviews point the same way: 84% of Calculator·'s written reviews are positive against 26% of Calculator Pro+ for iPad's.

Calculator· ships an update every 3 months, Calculator Pro+ for iPad monthly. Both last shipped on October 29, 2026.

## The numbers

| Metric | Calculator· | Calculator Pro+ for iPad |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (34K ratings)](https://appshunter.io/ios/app/calculator/id554836784/reviews)** | [4.4 (62K ratings)](https://appshunter.io/ios/app/calculator-pro-plus-for-ipad/id749118884/reviews) |
| Number of ratings | 34K | **62K** |
| Positive reviews | **84.3% of reviews** | 26.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 47 MB | 183 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPad |
| Age rating | 4+ | 17+ |
| Developer | [Tim O's Studios, LLC](https://appshunter.io/developer/412839685) | [Mosaic S.r.l.](https://appshunter.io/developer/570748343) |

## What reviewers say

### Calculator·

[App page](https://appshunter.io/ios/app/calculator/id554836784)

This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.

**Highlights:** Basic arithmetic operations, Percentage calculations, Multiple color schemes, Copy results, Square, square root, inverse functions, iPad Split View support, Apple Watch support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade App | $0.99 | per month |
| Upgrade App | $4.99 | per year |
| Upgrade App | $1.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Quick and responsive
- 💡 Percentage function works well
- 👍 Large, clear buttons
- 👍 Straightforward, no-frills design

**What reviewers complain about**

- 🔋 Frequent ads can be distracting
- 🐛 Occasional crashes or freezes
- 🔒 Lack of customization options
- 💡 No backspace/undo function
- 💡 Missing advanced features like memory

**Reported bugs**

- Crashes when performing long calculations
- Freezes when opening the app
- Incorrect results for some complex calculations

**Requested features**

- Add a backspace/undo button
- Implement a history/memory feature
- Provide more customization options
- Reduce frequency of ads


### 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


## Frequently asked questions

### Is Calculator· free?

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

### Is Calculator Pro+ for iPad free?

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

### Which has better reviews, Calculator· or Calculator Pro+ for iPad?

Calculator· is rated higher. Calculator· averages 4.9 out of 5 from 34K ratings, while Calculator Pro+ for iPad averages 4.4 from 62K ratings.

### Do Calculator· or Calculator Pro+ for iPad have ads?

Both Calculator· and Calculator Pro+ for iPad show ads.

### Which is updated more often, Calculator· or Calculator Pro+ for iPad?

Calculator· ships an update every 3 months, and Calculator Pro+ for iPad monthly. Most recently, Calculator· was updated on October 29, 2026 and Calculator Pro+ for iPad on October 29, 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.*