# HVAC Hero vs Sunset Technology

The clearest difference is in-app purchases: HVAC Hero at none against Sunset Technology's 1. Sunset Technology's advantage is rating (5.0 vs 4.7) and update cadence (every 11 days vs monthly). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. Sunset Technology sells 1 in-app purchase, starting at $4.99 per month. HVAC Hero asks for nothing beyond the download.

Sunset Technology holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 3 respectively.

HVAC Hero ships an update monthly, Sunset Technology every 11 days. The most recent releases landed on August 29, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | HVAC Hero | Sunset Technology |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/hvac-hero/id6480479348/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/sunset-technology/id6738960643/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 66 MB | 159 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [HVAC Hero](https://appshunter.io/developer/1815876091) | [alexis atilano](https://appshunter.io/developer/1783149667) |

## What reviewers say

### HVAC Hero

[App page](https://appshunter.io/ios/app/hvac-hero/id6480479348)

This app provides HVAC professionals with AI-powered instant answers, a comprehensive resource library, and NFC tag scanning for quick access to manuals and warranty information. It aims to enhance efficiency and accuracy in field service.

**Highlights:** AI Chatbot for technical questions, Comprehensive HVAC resource library, NFC tag scanning for unit information, Manual search for troubleshooting, Up-to-date information database, Intuitive interface for technicians

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

**In-app purchases:** none


### Sunset Technology

[App page](https://appshunter.io/ios/app/sunset-technology/id6738960643)

This mobile assistant helps HVAC technicians diagnose, repair, and optimize heating, ventilation, and air conditioning systems. It provides expert advice, refrigerant information, EPA 608 guidance, and heat pump insights for quick access to solutions.

**Highlights:** Comprehensive HVAC troubleshooting advice, Refrigerant expertise, EPA 608 compliance guidance, Heat pump system insights, Quick access to solutions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly  Subscription | $4.99 | per month |


## Frequently asked questions

### Is HVAC Hero free?

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

### Is Sunset Technology free?

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

### Which has better reviews, HVAC Hero or Sunset Technology?

Sunset Technology is rated higher. HVAC Hero averages 4.7 out of 5 from 3 ratings, while Sunset Technology averages 5.0 from 3 ratings.

### Do HVAC Hero or Sunset Technology have ads?

Neither HVAC Hero nor Sunset Technology shows ads.

### Which is updated more often, HVAC Hero or Sunset Technology?

HVAC Hero ships an update monthly, and Sunset Technology every 11 days. Most recently, HVAC Hero was updated on August 29, 2026 and Sunset Technology on September 12, 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.*