# Floor Heating vs Pm247available

The clearest difference is price: Pm247available at Free against Floor Heating's $3.99. Pm247available also leads on update cadence (every 2 months vs every 12 months) and iOS requirement (13.4 vs 15.0). Floor Heating's advantage is device support (4 vs 2). On ads and in-app purchases there is nothing between them.

Pm247available is free to download; Floor Heating costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Floor Heating ships an update every 12 months, Pm247available every 2 months. The most recent releases landed on October 12, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Floor Heating | Pm247available |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/floor-heating/id507609113/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Paid | — |
| Size | 1 MB | 16 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Sebastjan Valic](https://appshunter.io/developer/503687385) | [Neal Martin](https://appshunter.io/developer/1065421380) |

## What reviewers say

### Floor Heating

[App page](https://appshunter.io/ios/app/floor-heating/id507609113)

Calculate essential parameters for hydronic underfloor heating systems. Determine water temperatures, pipe loops, heat losses, and more. Useful for designing efficient heating for various floor types and insulation levels.

**Highlights:** Calculate required water temperature, Determine number of pipe loops, Estimate heat losses, Calculate heat output, Measure water volume flow rate, Calculate pressure drop, Determine total pipe length

**Features:** Vision Pro support

**In-app purchases:** none


### Pm247available

[App page](https://appshunter.io/ios/app/pm247available/id6553985048)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Floor Heating free?

Floor Heating costs $3.99, with no in-app purchases.

### Is Pm247available free?

Pm247available is free to download, with no in-app purchases.

### Do Floor Heating or Pm247available have ads?

Neither Floor Heating nor Pm247available shows ads.

### Which is updated more often, Floor Heating or Pm247available?

Floor Heating ships an update every 12 months, and Pm247available every 2 months. Most recently, Floor Heating was updated on October 12, 2026 and Pm247available on September 30, 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.*