# Munters PsychroApp vs HyTools

The clearest difference is rating: HyTools at 4.0 against Munters PsychroApp's 3.0. HyTools also leads on update cadence (every 6 weeks vs every 5 months). Munters PsychroApp's advantage is review sentiment (75% vs 50%) and iOS requirement (10.3 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

HyTools holds the better App Store score, 4.0 against 3.0. Both are backed by a comparable volume of ratings — 5 and 5 respectively. Written reviews complicate that: 75% of Munters PsychroApp's written reviews are positive against 50% of HyTools's, so the app with the better star average is not the one people write more warmly about.

Munters PsychroApp ships an update every 5 months, HyTools every 6 weeks. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Munters PsychroApp | HyTools |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (5 ratings)](https://appshunter.io/ios/app/munters-psychroapp/id447875323/reviews) | **[4.0 (5 ratings)](https://appshunter.io/ios/app/hytools/id537674477/reviews)** |
| Number of ratings | 5 | 5 |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 3 MB | 114 MB |
| Requires iOS | **10.3** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Munters Europe AB](https://appshunter.io/developer/447875326) | [IMI Hydronic Engineering International SA](https://appshunter.io/developer/508015425) |

## What reviewers say

### Munters PsychroApp

[App page](https://appshunter.io/ios/app/munters-psychroapp/id447875323)

This tool provides quick and accurate psychrometric calculations for moist air properties. It offers detailed thermodynamic data, including dew point and humidity ratios, using ASHRAE equations. Supports both imperial and SI units for various applications.

**Highlights:** Psychrometric calculations, Dew point and humidity ratio, Imperial and SI units, Mixing and process screens, ASHRAE equations, Unit conversions

**Features:** macOS Compatibility

**In-app purchases:** none


### HyTools

[App page](https://appshunter.io/ios/app/hytools/id537674477)

This app provides HVAC professionals with a comprehensive suite of hydronic calculation tools. It assists with tasks like valve sizing, pressure drop calculations, and radiator power estimation. The tool offers unit conversion and language selection for user convenience.

**Highlights:** Hydronic calculator, Valve sizing and presetting, Radiator power estimation, Pipe sizing, Unit conversion, Pressure maintenance calculation

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

**In-app purchases:** none


## Frequently asked questions

### Is Munters PsychroApp free?

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

### Is HyTools free?

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

### Which has better reviews, Munters PsychroApp or HyTools?

HyTools is rated higher. Munters PsychroApp averages 3.0 out of 5 from 5 ratings, while HyTools averages 4.0 from 5 ratings.

### Do Munters PsychroApp or HyTools have ads?

Neither Munters PsychroApp nor HyTools shows ads.

### Which is updated more often, Munters PsychroApp or HyTools?

Munters PsychroApp ships an update every 5 months, and HyTools every 6 weeks. Most recently, Munters PsychroApp was updated on October 7, 2026 and HyTools on September 28, 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.*