# Refrigeration.AI vs HVACsim

The clearest difference is rating: Refrigeration.AI at 4.5 against HVACsim's 2.6. Refrigeration.AI also leads on in-app purchases (none vs 1). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. HVACsim sells 1 one-off in-app purchase. Refrigeration.AI asks for nothing beyond the download.

Refrigeration.AI holds the better App Store score, 4.5 against 2.6. Both are backed by a comparable volume of ratings — 20 and 10 respectively.

## The numbers

| Metric | Refrigeration.AI | HVACsim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (20 ratings)](https://appshunter.io/ios/app/refrigerationai/id6636466102/reviews)** | [2.6 (10 ratings)](https://appshunter.io/ios/app/hvacsim/id6740935191/reviews) |
| Number of ratings | **20** | 10 |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 31 MB | 20 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Craig Allen Ward Jr](https://appshunter.io/developer/1762703877) | [Nauman Innovation Group LLC](https://appshunter.io/developer/1764933586) |

## What reviewers say

### Refrigeration.AI

[App page](https://appshunter.io/ios/app/refrigerationai/id6636466102)

This application uses AI to help manage and optimize refrigeration systems. It provides guidance on system sizing, safety, regulations, and educational resources to improve efficiency and reliability.

**Highlights:** AI-driven system optimization, Manuals and regulations library, Safety procedures guidance, Educational resources, Energy usage and cost reports, User-friendly dashboard

**Features:** macOS Compatibility

**In-app purchases:** none


### HVACsim

[App page](https://appshunter.io/ios/app/hvacsim/id6740935191)

This app offers interactive learning and real-world data analysis to help HVAC professionals diagnose and troubleshoot systems. It provides personalized training plans, skill assessments, and team management tools for contractors.

**Highlights:** Technical Knowledge Evaluator, Individualized Learning Plans, Real-World Data Analysis, Team Management Tools, Continuous Learning Library

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access | $29.99 | one-time |


## Frequently asked questions

### Is Refrigeration.AI free?

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

### Is HVACsim free?

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

### Which has better reviews, Refrigeration.AI or HVACsim?

Refrigeration.AI is rated higher. Refrigeration.AI averages 4.5 out of 5 from 20 ratings, while HVACsim averages 2.6 from 10 ratings.

### Do Refrigeration.AI or HVACsim have ads?

Neither Refrigeration.AI nor HVACsim shows ads.

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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.*