# Smart vs Calculator

The clearest difference is ads: Smart at none against Calculator's shown. Smart also leads on monetization model (free vs ad-supported) and iOS requirement (12.4 vs 14.0). Calculator's advantage is update cadence (every 3 months vs every 12 months). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Smart against 5.0 for Calculator. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Smart ships an update every 12 months, Calculator every 3 months. The most recent releases landed on October 21, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smart | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/smart-calc/id1608259008/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-calcsphere/id6739465557/reviews) |
| Number of ratings | **2** | 1 |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 12 months | **Every 3 months** |
| Monetization | **Free** | Ad-supported |
| Size | 11 MB | 13 MB |
| Requires iOS | **12.4** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Xegai Hadgu](https://appshunter.io/developer/1602939405) | [Bansari Sheladiya](https://appshunter.io/developer/1784079513) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-calc/id1608259008)

This app offers a comprehensive suite of calculation tools, from basic arithmetic to advanced scientific and geometric computations. Users can customize settings like lighting and sound effects for a personalized experience.

**Highlights:** Basic arithmetic operations, Advanced scientific calculations, Complex trigonometric functions, Geometry calculations for shapes, Customizable lighting and sound effects

**In-app purchases:** none


### Calculator

[App page](https://appshunter.io/ios/app/calculator-calcsphere/id6739465557)

This app offers a comprehensive suite of calculation tools, including basic arithmetic, memory functions, and a history log. It also features a robust unit converter covering over 20 categories like area, data, and length, along with specialized calculators for discounts and taxes.

**Highlights:** Basic arithmetic operations, Unit conversion across 20+ categories, Memory functions, Calculation history, Responsive design for phones and tablets, Discount, percentage, and tax calculators

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart free?

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

### Is Calculator free?

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

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

Smart and Calculator are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do Smart or Calculator have ads?

Calculator shows ads; Smart does not.

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

Smart ships an update every 12 months, and Calculator every 3 months. Most recently, Smart was updated on October 21, 2026 and Calculator on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*