# SuperHeatCalc vs Refrigeration Toolkit

The clearest difference is review sentiment: Refrigeration Toolkit at 100% against SuperHeatCalc's 50%. Refrigeration Toolkit also leads on rating (4.8 vs 3.8) and update cadence (fortnightly vs every 11 months). SuperHeatCalc's advantage is iOS requirement (13.6 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Refrigeration Toolkit holds the better App Store score, 4.8 against 3.8. That said, the two scores are not equally well evidenced: Refrigeration Toolkit has 69 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 50% of SuperHeatCalc's written reviews are positive against 100% of Refrigeration Toolkit's.

SuperHeatCalc ships an update every 11 months, Refrigeration Toolkit fortnightly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SuperHeatCalc | Refrigeration Toolkit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (6 ratings)](https://appshunter.io/ios/app/superheatcalc/id1143744721/reviews) | **[4.8 (69 ratings)](https://appshunter.io/ios/app/refrigeration-toolkit/id1483010728/reviews)** |
| Number of ratings | 6 | **69** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Fortnightly** |
| Monetization | Free | Free |
| Size | 2 MB | 168 MB |
| Requires iOS | **13.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Blue Mountain Consulting Inc](https://appshunter.io/developer/1143744720) | [Heatcraft Refrigeration Products, LLC](https://appshunter.io/developer/1483010727) |

## What reviewers say

### SuperHeatCalc

[App page](https://appshunter.io/ios/app/superheatcalc/id1143744721)

This app assists HVACR technicians with field service by providing calculations for superheat, subcooling, airflow, and psychrometrics. It supports 28 refrigerants and includes instructions for use.

**Highlights:** Target superheat calculation for fixed orifice devices, Superheat and subcooling for 28 refrigerants, Airflow calculations, Psychrometric calculations, HVACR field service aid

**Features:** macOS Compatibility

**In-app purchases:** none


### Refrigeration Toolkit

[App page](https://appshunter.io/ios/app/refrigeration-toolkit/id1483010728)

This tool helps users build and model bug fixes. It is designed for professionals in the refrigeration industry to streamline their maintenance and repair processes.

**Highlights:** Build models, Model bug fixes, Streamline processes

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

**In-app purchases:** none


## Frequently asked questions

### Is SuperHeatCalc free?

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

### Is Refrigeration Toolkit free?

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

### Which has better reviews, SuperHeatCalc or Refrigeration Toolkit?

Refrigeration Toolkit is rated higher. SuperHeatCalc averages 3.8 out of 5 from 6 ratings, while Refrigeration Toolkit averages 4.8 from 69 ratings.

### Do SuperHeatCalc or Refrigeration Toolkit have ads?

Neither SuperHeatCalc nor Refrigeration Toolkit shows ads.

### Which is updated more often, SuperHeatCalc or Refrigeration Toolkit?

SuperHeatCalc ships an update every 11 months, and Refrigeration Toolkit fortnightly. Most recently, SuperHeatCalc was updated on November 2, 2026 and Refrigeration Toolkit 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.*