# Heat Exchanger Area vs PFScan

The clearest difference is price: PFScan at Free against Heat Exchanger Area's $1.99. PFScan also leads on update cadence (every 6 weeks vs every 28 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

PFScan is free to download; Heat Exchanger Area costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Heat Exchanger Area ships an update every 28 months, PFScan every 6 weeks. The most recent releases landed on October 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Heat Exchanger Area | PFScan |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 28 months | **Every 6 weeks** |
| Size | 1 MB | 3 MB |
| Requires iOS | 16.1 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Imran Pinjara](https://appshunter.io/developer/1484488781) | [PIETRO FIORENTINI SPA](https://appshunter.io/developer/1643686845) |

## What reviewers say

### Heat Exchanger Area

[App page](https://appshunter.io/ios/app/heat-exchanger-area/id1490690839)

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

**In-app purchases:** none


### PFScan

[App page](https://appshunter.io/ios/app/pfscan/id6466814012)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Heat Exchanger Area free?

Heat Exchanger Area costs $1.99, with no in-app purchases.

### Is PFScan free?

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

### Do Heat Exchanger Area or PFScan have ads?

Neither Heat Exchanger Area nor PFScan shows ads.

### Which is updated more often, Heat Exchanger Area or PFScan?

Heat Exchanger Area ships an update every 28 months, and PFScan every 6 weeks. Most recently, Heat Exchanger Area was updated on October 1, 2026 and PFScan on November 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.*