# Calculator Smart vs Calculator basic

The clearest difference is review sentiment: Calculator basic at 100% against Calculator Smart's 36%. Calculator basic also leads on in-app purchases (none vs 3) and ads (none vs shown). Calculator Smart's advantage is ratings volume (494 vs 2) and device support (6 vs 3). On price and update cadence there is nothing between them.

Both are free to download. Calculator Smart sells 3 one-off in-app purchases. Calculator basic asks for nothing beyond the download.

Calculator basic holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calculator Smart has 494 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 36% of Calculator Smart's written reviews are positive against 100% of Calculator basic's.

Calculator Smart ships an update every 4 months, Calculator basic every 3 months. The most recent releases landed on September 12, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Calculator Smart | Calculator basic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (494 ratings)](https://appshunter.io/ios/app/calculator-smart/id698030968/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/calculator-basic/id959434104/reviews)** |
| Number of ratings | **494** | 2 |
| Positive reviews | 36.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 24 MB | 6 MB |
| Requires iOS | 13.0 | **8.0** |
| Devices | **iPhone, iPad, iPod, Mac, Apple TV, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Miroslav Otsedarski](https://appshunter.io/developer/450091139) | [Kenichi Yoshikawa](https://appshunter.io/developer/954163256) |

## What reviewers say

### 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 |


### Calculator basic

[App page](https://appshunter.io/ios/app/calculator-basic/id959434104)

Personalize your calculation experience with customizable buttons, wallpapers, and themes. Adjust layouts for portrait and landscape modes on your devices for optimal viewing and ease of use.

**Highlights:** Customizable button positions and functions, Set custom wallpapers and background colors, Adjustable button shapes, sizes, and dimensions, Multiple calculation methods and rounding modes, Free adjustment of character and background colors, History log with overwrite or add options

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Smart free?

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

### Is Calculator basic free?

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

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

Calculator basic is rated higher. Calculator Smart averages 4.7 out of 5 from 494 ratings, while Calculator basic averages 5.0 from 2 ratings.

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

Calculator Smart shows ads; Calculator basic does not.

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

Calculator Smart ships an update every 4 months, and Calculator basic every 3 months. Most recently, Calculator Smart was updated on September 12, 2026 and Calculator basic on June 2, 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.*