# Calculator # vs Calculator Smart

Calculator # and Calculator Smart both sit at 4.6 stars, but that hides the real split: 60% of Calculator #'s written reviews are positive against 36% of Calculator Smart's. Calculator # also leads on ratings volume (36K vs 494). Calculator Smart's advantage is device support (6 vs 3). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Calculator # sells 6 in-app purchases, starting at $1.49 per month and Calculator Smart sells 3 one-off in-app purchases. 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 4.7 for Calculator Smart. That said, the two scores are not equally well evidenced: Calculator # has 36K ratings behind it against 494, 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 36% of Calculator Smart's.

Calculator # ships an update every 2 months, Calculator Smart every 4 months. The most recent releases landed on September 25, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Calculator # | Calculator Smart |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (36K ratings)](https://appshunter.io/ios/app/calculator/id458535080/reviews) | **[4.7 (494 ratings)](https://appshunter.io/ios/app/calculator-smart/id698030968/reviews)** |
| Number of ratings | **36K** | 494 |
| Positive reviews | **60.0% of reviews** | 36.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 57 MB | 24 MB |
| Requires iOS | **12.1** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Incpt.Mobis](https://appshunter.io/developer/445261166) | [Miroslav Otsedarski](https://appshunter.io/developer/450091139) |

## 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


### Calculator Smart

[App page](https://appshunter.io/ios/app/calculator-smart/id698030968)

This app offers a powerful and precise calculator for everyday math and advanced scientific computations. It features a clean interface with large buttons, supporting complex equations, multiple modes, and intuitive input methods. Personalize your experience with colorful skins and custom icons.

**Highlights:** 30+ scientific operations, Degrees and Radians support, Parentheses and nested equations, Intuitive input with slide-to-delete, Copy & Paste results, Apple Watch app and Lock Screen Widget, Colorful skins and custom icons

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Colorful Skins and Remove Ads | $1.99 | one-time |
| Colorful Skins | $1.99 | one-time |
| Colorful Skins for Mac app | $1.99 | one-time |


## Frequently asked questions

### Is Calculator # free?

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

### Is Calculator Smart free?

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

### Which has better reviews, Calculator # or Calculator Smart?

Calculator Smart is rated higher. Calculator # averages 4.6 out of 5 from 36K ratings, while Calculator Smart averages 4.7 from 494 ratings.

### Do Calculator # or Calculator Smart have ads?

Both Calculator # and Calculator Smart show ads.

### Which is updated more often, Calculator # or Calculator Smart?

Calculator # ships an update every 2 months, and Calculator Smart every 4 months. Most recently, Calculator # was updated on September 25, 2026 and Calculator Smart 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.*