# Smart Calculator· vs Scientific Computer

The clearest difference is in-app purchases: Smart Calculator· at none against Scientific Computer's 1. Scientific Computer's advantage is update cadence (every 2 weeks vs every 7 months) and iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Scientific Computer sells 1 in-app purchase, starting at $5.99 per 7 days. Smart Calculator· asks for nothing beyond the download.

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

Smart Calculator· ships an update every 7 months, Scientific Computer every 2 weeks. The most recent releases landed on September 20, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | Smart Calculator· | Scientific Computer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/smart-calculator/id6480170210/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/scientific-computer/id6737824642/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 weeks** |
| Monetization | **Free** | Freemium |
| Size | 4 MB | 118 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [瑞媚 杨](https://appshunter.io/developer/1731046721) | [Wuhan Sheshou Technology Co.,Ltd.](https://appshunter.io/developer/1645260509) |

## What reviewers say

### Smart Calculator·

[App page](https://appshunter.io/ios/app/smart-calculator/id6480170210)

This app offers a comprehensive suite of mathematical calculation tools, from basic arithmetic to advanced calculus and matrix operations. It also includes unit conversions and saves your calculation history for easy review. Personalize your experience with themes and night mode.

**Highlights:** Comprehensive calculation functions, Advanced mathematical operations, Unit conversion, Calculation history, Personalized themes and night mode

**Features:** macOS Compatibility

**In-app purchases:** none


### Scientific Computer

[App page](https://appshunter.io/ios/app/scientific-computer/id6737824642)

This app offers a comprehensive suite of calculation tools, including basic, scientific, mortgage, and tax calculators. It also provides unit conversions, date calculations, and a compass with location data. Manage your finances, plan projects, and navigate with ease using its multifunctional features.

**Highlights:** Basic and scientific calculations, Mortgage and personal income tax calculator, Date and unit conversion, Compass with GPS data, Score calculator, Base conversion

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week membership | $5.99 | per 7 days |


## Frequently asked questions

### Is Smart Calculator· free?

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

### Is Scientific Computer free?

Scientific Computer is free to download, with in-app purchases available.

### Which has better reviews, Smart Calculator· or Scientific Computer?

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

### Do Smart Calculator· or Scientific Computer have ads?

Neither Smart Calculator· nor Scientific Computer shows ads.

### Which is updated more often, Smart Calculator· or Scientific Computer?

Smart Calculator· ships an update every 7 months, and Scientific Computer every 2 weeks. Most recently, Smart Calculator· was updated on September 20, 2026 and Scientific Computer on June 3, 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.*