# Calculator + vs The Simple Calculator

The clearest difference is ratings volume: Calculator + at 10K against The Simple Calculator's 171. The Simple Calculator's advantage is iOS requirement (12.0 vs 16.4). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Calculator + sells 12 in-app purchases, starting at $4.99 per month and The Simple Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Calculator + against 4.6 for The Simple Calculator. That said, the two scores are not equally well evidenced: Calculator + has 10K ratings behind it against 171, so its average is the more settled of the two. Written reviews are what separate them: 85% of Calculator +'s written reviews are positive against 77% of The Simple Calculator's.

Calculator + ships an update every 4 days, The Simple Calculator weekly. The most recent releases landed on September 23, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Calculator + | The Simple Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10K ratings)](https://appshunter.io/ios/app/calculator-plus/id351815470/reviews) | **[4.6 (171 ratings)](https://appshunter.io/ios/app/the-simple-calculator-solve/id1525169566/reviews)** |
| Number of ratings | **10K** | 171 |
| Positive reviews | **84.9% of reviews** | 76.9% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 48 MB | 28 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [xNeat.com](https://appshunter.io/developer/327498295) | [Andreas Skotadis](https://appshunter.io/developer/1525168367) |

## What reviewers say

### Calculator +

[App page](https://appshunter.io/ios/app/calculator-plus/id351815470)

This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.

**Highlights:** Free basic and scientific calculator, Intuitive interface with equation and result display, Fraction and percent support, Advanced editing capabilities, Polynomial and linear equation solver, Graphing calculator, Unit conversion and geometric calculators

**Features:** Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scientific Calculator | $4.99 | per month |
| Calculator | $39.99 | per year |
| Linear Calculator | $2.99 | one-time |
| Factoring Calculator | $2.99 | one-time |
| Handwriting Calculator | $2.99 | one-time |
| Currency Converter | $2.99 | one-time |
| Themes Pack | $2.99 | one-time |
| Graphing Calculator | $3.99 | one-time |
| Fraction Calculator | $3.99 | one-time |
| Scientific Calculator | $4.99 | one-time |
| Calculator Plus | $4.99 | one-time |
| Calculator | $16.99 | one-time |

**What reviewers like**

- 👍 Great features and easy to use
- 👍 Efficient and quick
- 👍 Versatile, functional calculator
- 👍 Fantastic, easy to use app
- 👍 Awesome calculator app

**What reviewers complain about**

- 🐛 New updated layout is awful
- 🐛 App is now terrible
- 🔒 Paying customer screwed over by update
- 🔒 Now timed trial, no free w/ads version
- 🔒 Not honest

**Reported bugs**

- Fraction calculator has TWO subtraction buttons and NO division button
- Decimals seem to be changed to fraction with no apparent way of changing it back
- Functionality is dropped by forcing you to the main menu every time you open it
- Currency converter broken
- Login screen freezes

**Requested features**

- Add mod function
- Add commas
- Add 1/x function
- Support for Retina Display
- Add number 4 with two lines


### 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 |


## Frequently asked questions

### Is Calculator + free?

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

### Is The Simple Calculator free?

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

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

The Simple Calculator is rated higher. Calculator + averages 4.6 out of 5 from 10K ratings, while The Simple Calculator averages 4.6 from 171 ratings.

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

Both Calculator + and The Simple Calculator show ads.

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

Calculator + ships an update every 4 days, and The Simple Calculator weekly. Most recently, Calculator + was updated on September 23, 2026 and The 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.*