# The Simple Calculator vs Calculator 17

The Simple Calculator and Calculator 17 both sit at 4.6 stars, but that hides the real split: 77% of The Simple Calculator's written reviews are positive against 22% of Calculator 17's. The Simple Calculator also leads on iOS requirement (12.0 vs 16.0). Calculator 17's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, rating, update cadence and device support there is nothing between them.

Both are free to download. The Simple Calculator sells 1 one-off in-app purchase. Calculator 17 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.6 for The Simple Calculator against 4.6 for Calculator 17. That said, the two scores are not equally well evidenced: Calculator 17 has 971 ratings behind it against 171, so its average is the more settled of the two. Written reviews are what separate them: 77% of The Simple Calculator's written reviews are positive against 22% of Calculator 17's.

The Simple Calculator ships an update weekly, Calculator 17 every 4 days. The most recent releases landed on September 12, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | The Simple Calculator | Calculator 17 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (171 ratings)](https://appshunter.io/ios/app/the-simple-calculator-solve/id1525169566/reviews)** | [4.6 (971 ratings)](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902/reviews) |
| Number of ratings | 171 | **971** |
| Positive reviews | **76.9% of reviews** | 21.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 28 MB | 5 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andreas Skotadis](https://appshunter.io/developer/1525168367) | [AI APPS SRL](https://appshunter.io/developer/1697892814) |

## What reviewers say

### The Simple Calculator

[App page](https://appshunter.io/ios/app/the-simple-calculator-solve/id1525169566)

This app offers a straightforward way to perform everyday calculations, including basic arithmetic, roots, percentages, and geometric formulas for common shapes. It supports fractions and offers convenient features like dark mode and copy-paste functionality.

**Highlights:** Basic arithmetic operations, Roots and percentages, Geometric calculations for shapes, Fraction support, Portrait and landscape modes, Dark mode, Copy and paste results

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


### Calculator 17

[App page](https://appshunter.io/ios/app/calculator-17-math-solver/id6452015902)

This app offers a user-friendly calculator with basic and scientific modes. Access calculations instantly via a home screen widget and review past computations in a saved history.

**Highlights:** User-friendly interface, Basic and scientific modes, Home screen widget, LiveActivity Standby for iPhone, Calculation history, Customizable themes

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

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient and easy to use
- 💡 Excellent free app

**What reviewers complain about**

- 🐛 Keyboard not functioning properly
- 🐛 Widget not working or slow
- 🐛 Screen sizing issues
- 🐛 Only works in portrait mode on iPad

**Reported bugs**

- Widget shows up blank
- Numerical display is cut off
- Significant delay between key presses and display update

**Requested features**

- Add landscape mode support
- Improve widget responsiveness
- Increase bracket functionality


## Frequently asked questions

### Is The Simple Calculator free?

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

### Is Calculator 17 free?

Calculator 17 is free to download, with no in-app purchases.

### Which has better reviews, The Simple Calculator or Calculator 17?

The Simple Calculator is rated higher. The Simple Calculator averages 4.6 out of 5 from 171 ratings, while Calculator 17 averages 4.6 from 971 ratings.

### Do The Simple Calculator or Calculator 17 have ads?

The Simple Calculator shows ads; Calculator 17 does not.

### Which is updated more often, The Simple Calculator or Calculator 17?

The Simple Calculator ships an update weekly, and Calculator 17 every 4 days. Most recently, The Simple Calculator was updated on September 12, 2026 and Calculator 17 on September 17, 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.*