# Budderfly vs HVAC Hero

The clearest difference is rating: HVAC Hero at 4.7 against Budderfly's 3.0. Budderfly's advantage is update cadence (every 9 days vs monthly). 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.

HVAC Hero holds the better App Store score, 4.7 against 3.0. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

Budderfly ships an update every 9 days, HVAC Hero monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Budderfly | HVAC Hero |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (6 ratings)](https://appshunter.io/ios/app/budderfly/id1659450496/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/hvac-hero/id6480479348/reviews)** |
| Number of ratings | **6** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free | Free |
| Size | 201 MB | 68 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Budderfly LLC](https://appshunter.io/developer/1007548638) | [HVAC Hero](https://appshunter.io/developer/1815876091) |

## What reviewers say

### Budderfly

[App page](https://appshunter.io/ios/app/budderfly/id1659450496)

Monitor and control energy efficiency with smart devices. This app requires a valid Budderfly user account for access. It's designed for customers, contractors, and employees.

**Highlights:** Energy efficiency control, Device monitoring, User account access, Customer, contractor, and employee use

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Budderfly free?

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

### Is HVAC Hero free?

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

### Which has better reviews, Budderfly or HVAC Hero?

HVAC Hero is rated higher. Budderfly averages 3.0 out of 5 from 6 ratings, while HVAC Hero averages 4.7 from 3 ratings.

### Do Budderfly or HVAC Hero have ads?

Neither Budderfly nor HVAC Hero shows ads.

### Which is updated more often, Budderfly or HVAC Hero?

Budderfly ships an update every 9 days, and HVAC Hero monthly. Most recently, Budderfly was updated on October 24, 2026 and HVAC Hero on October 24, 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.*