# Calculator # vs The Simple Calculator

The clearest difference is update cadence: The Simple Calculator at weekly against Calculator #'s every 2 months. The Simple Calculator also leads on review sentiment (77% vs 60%). Calculator #'s advantage is ratings volume (36K vs 171). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Calculator # sells 6 in-app purchases, starting at $1.49 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 36K ratings behind it against 171, so its average is the more settled of the two. Written reviews are what separate them: 60% of Calculator #'s written reviews are positive against 77% of The Simple Calculator's.

Calculator # ships an update every 2 months, The Simple Calculator weekly. The most recent releases landed on September 24, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Calculator # | The Simple Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews) | **[4.6 (171 ratings)](https://appshunter.io/ios/app/the-simple-calculator-solve/id1525169566/reviews)** |
| Number of ratings | **36K** | 171 |
| Positive reviews | 60.0% of reviews | **76.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 57 MB | 28 MB |
| Requires iOS | 12.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [Andreas Skotadis](https://appshunter.io/developer/1525168367) |

## What reviewers say

### Calculator #

[App page](https://appshunter.io/ios/app/calculator/id458535080)

This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.

**Highlights:** Math Photos Solver, Handwriting Recognition, AI Math Problem Solver, Mathematical Display, Equation Solvers, 2D Graphing, Algebraic Functions

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO Upgrade 1 Month | $1.49 | per month |
| PRO Upgrade 3 Months | $2.99 | per 3 months |
| PRO + Recognition 1 Month | $4.99 | per month |
| PRO + Recognition 3 Months | $11.99 | per 3 months |
| 250 AI Recognition & Queries | $0.99 | one-time |
| 600 AI Recognition & Queries | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Powerful functionality
- 💡 Helpful for math classes
- ⭐ Great for students
- 👌 Works like a real calculator

**What reviewers complain about**

- 🔍 Confusing interface after update
- 📢 Too many intrusive ads
- 💰 Paywall for advanced features
- 🐛 Incorrect calculations
- 🔇 Loud audio ads

**Reported bugs**

- Crashes when trying to use certain functions
- Handwriting recognition not working reliably
- Inability to input negative numbers

**Requested features**

- Add option to turn off animation
- Improve ad placement to avoid obstructing usage
- Provide more transparency on paid features


### 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 36K 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 2 months, and The Simple Calculator weekly. Most recently, Calculator # was updated on September 24, 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.*