# Heat Engineer vs FluidsMaster

The clearest difference is in-app purchases: FluidsMaster at none against Heat Engineer's 1. FluidsMaster also leads on iOS requirement (14.0.0 vs 16.4). Heat Engineer's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Heat Engineer sells 1 one-off in-app purchase. FluidsMaster asks for nothing beyond the download.

## The numbers

| Metric | Heat Engineer | FluidsMaster |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 78.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | — |
| Monetization | Free | — |
| Size | 203 MB | 42 MB |
| Requires iOS | 16.4 | **14.0.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Heat Engineer Software Ltd](https://appshunter.io/developer/1461678894) | [CAGDAS GUNES](https://appshunter.io/developer/6782670660) |

## What reviewers say

### Heat Engineer

[App page](https://appshunter.io/ios/app/heat-engineer/id879510552)

This app assists heating engineers and surveyors in collecting property data for heating system installations. It supports heat loss reports for various technologies and includes tools for sound assessments and quick estimations. Data is automatically saved for later review and amendment.

**Highlights:** Heat loss survey for BS EN 12831, CIBSE, and MCS standards, MCS 020 sound assessment for Air Source Heat Pumps, Quick heat loss estimator tool, Automatic data saving and history for amendments, Room-by-room heat loss calculation, Photo capture for rooms and installation locations, Fuel comparisons and running cost calculations

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MCS 020 PDF Report Token | $2.99 | one-time |


### FluidsMaster

[App page](https://appshunter.io/ios/app/fluidsmaster/id6782670658)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Heat Engineer free?

Heat Engineer is free to download, with in-app purchases available.

### Is FluidsMaster free?

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

### Do Heat Engineer or FluidsMaster have ads?

FluidsMaster shows ads; Heat Engineer does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*