# Calculator Pro basic vs Simple Calculator

Calculator Pro basic and Simple Calculator both sit at 5.0 stars, but that hides the real split: 100% of Calculator Pro basic's written reviews are positive against 22% of Simple Calculator's. Calculator Pro basic also leads on ads (none vs shown) and monetization model (free vs ad-supported). Simple Calculator's advantage is ratings volume (28 vs 1). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Calculator Pro basic against 4.9 for Simple Calculator. That said, the two scores are not equally well evidenced: Simple Calculator has 28 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of Calculator Pro basic's written reviews are positive against 22% of Simple Calculator's.

Calculator Pro basic ships an update every 3 weeks, Simple Calculator monthly. The most recent releases landed on August 3, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Calculator Pro basic | Simple Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-pro-basic/id1042600645/reviews)** | [4.9 (28 ratings)](https://appshunter.io/ios/app/simple-calculator-icalc/id1596290232/reviews) |
| Number of ratings | 1 | **28** |
| Positive reviews | **100.0% of reviews** | 22.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | **Free** | Ad-supported |
| Size | 7 MB | 8 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kenichi Yoshikawa](https://appshunter.io/developer/954163256) | [Takao Ichimura](https://appshunter.io/developer/1474061593) |

## What reviewers say

### Calculator Pro basic

[App page](https://appshunter.io/ios/app/calculator-pro-basic/id1042600645)

This calculator app allows extensive customization of its appearance and button functions. Users can personalize wallpapers, button shapes, colors, and even the position of function buttons. It supports various calculation methods and display modes for a tailored user experience.

**Highlights:** Customizable button shapes, colors, and positions, Set custom wallpaper backgrounds, Multiple calculation methods and rounding modes, Adjustable decimal places and angle units, History log with display options, Supports portrait and landscape modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Calculator

[App page](https://appshunter.io/ios/app/simple-calculator-icalc/id1596290232)

This utility app offers a straightforward calculator experience with a familiar interface. It includes features like calculation history, formula display, and clipboard support for easy copying and pasting. It also handles percentage calculations and decimal separators.

**Highlights:** Familiar operation system, Calculation history, Calculation formula display, Copy and paste functionality, Percentage calculations, Supports period or comma decimal separators

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

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Pro basic free?

Calculator Pro basic is free to download, with no in-app purchases.

### Is Simple Calculator free?

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

### Which has better reviews, Calculator Pro basic or Simple Calculator?

Calculator Pro basic is rated higher. Calculator Pro basic averages 5.0 out of 5 from 1 ratings, while Simple Calculator averages 4.9 from 28 ratings.

### Do Calculator Pro basic or Simple Calculator have ads?

Simple Calculator shows ads; Calculator Pro basic does not.

### Which is updated more often, Calculator Pro basic or Simple Calculator?

Calculator Pro basic ships an update every 3 weeks, and Simple Calculator monthly. Most recently, Calculator Pro basic was updated on August 3, 2026 and Simple Calculator on September 12, 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.*