# Scientific math Calculator vs Smart Compass Pro

The clearest difference is price: Scientific math Calculator at $0.99 against Smart Compass Pro's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Scientific math Calculator costs $0.99 and Smart Compass Pro $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Scientific math Calculator | Smart Compass Pro |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 5 MB | 21 MB |
| Requires iOS | 18.4 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [贺 周](https://appshunter.io/developer/1815397078) | [nakhon phagdeechat](https://appshunter.io/developer/386312256) |

## What reviewers say

### Scientific math Calculator

[App page](https://appshunter.io/ios/app/scientific-math-calculator/id6759213986)

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

**In-app purchases:** none


### Smart Compass Pro

[App page](https://appshunter.io/ios/app/smart-compass-pro/id6771642420)

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

**In-app purchases:** none


## Frequently asked questions

### Is Scientific math Calculator free?

Scientific math Calculator costs $0.99, with no in-app purchases.

### Is Smart Compass Pro free?

Smart Compass Pro costs $2.99, with no in-app purchases.

### Do Scientific math Calculator or Smart Compass Pro have ads?

Neither Scientific math Calculator nor Smart Compass Pro shows ads.

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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.*