# Smart Install vs Water Floor Heating Calc

The clearest difference is price: Smart Install at Free against Water Floor Heating Calc's $1.99. Smart Install also leads on iOS requirement (11.0 vs 17.6). On ads, in-app purchases and device support there is nothing between them.

Smart Install is free to download; Water Floor Heating Calc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Smart Install | Water Floor Heating Calc |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 7 months |
| Size | 57 MB | 5 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Petro Gordiievych](https://appshunter.io/developer/1020141075) | [Vladislav Zhirnov](https://appshunter.io/developer/1476188065) |

## What reviewers say

### Smart Install

[App page](https://appshunter.io/ios/app/smart-install/id1582291897)

**Features:** macOS Compatibility

**In-app purchases:** none


### Water Floor Heating Calc

[App page](https://appshunter.io/ios/app/water-floor-heating-calc/id6739787831)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Install free?

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

### Is Water Floor Heating Calc free?

Water Floor Heating Calc costs $1.99, with no in-app purchases.

### Do Smart Install or Water Floor Heating Calc have ads?

Neither Smart Install nor Water Floor Heating Calc 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.*