# F vs Bluon HVAC

The clearest difference is ads: F at none against Bluon HVAC's shown. F also leads on monetization model (free vs ad-supported) and iOS requirement (13.4 vs 15.1). Bluon HVAC's advantage is review sentiment (55% vs 33%). On price, update cadence, in-app purchases and device support there is nothing between them.

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

F ships an update every 2 months, Bluon HVAC monthly. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | F | Bluon HVAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (4.5K ratings)](https://appshunter.io/ios/app/bluon-hvac/id1357521880/reviews)** |
| Number of ratings | — | **4.5K** |
| Positive reviews | 33.3% of reviews | **54.6% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 19 MB | 170 MB |
| Requires iOS | **13.4** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gestimat – Groupe Dehon](https://appshunter.io/developer/928450680) | [Bluon, Inc.](https://appshunter.io/developer/1357521879) |

## What reviewers say

### F

[App page](https://appshunter.io/ios/app/f-gas-solutions/id928450681)

This app helps professionals understand and comply with European F-Gas regulations. It provides tools for calculating refrigerant loads, determining leak detection frequencies, and identifying suitable process fluids for various equipment.

**Highlights:** F-Gas III regulation compliance, Refrigerant load calculation, Leak detection frequency guide, Process fluid and solution recommendations, Equipment and application specific guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### Bluon HVAC

[App page](https://appshunter.io/ios/app/bluon-hvac/id1357521880)

Access a vast database of HVAC-R and plumbing unit documentation, including specs, manuals, and replacement parts. Get AI-powered troubleshooting and connect with live veteran technicians for support.

**Highlights:** 35,000,000+ HVAC unit database, Model specs, age, and warranty info, Original parts and replacement options, AI-powered troubleshooting (Master Mechanic), Live veteran technician support line, Supplier contact and ordering

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

**In-app purchases:** none

**What reviewers like**

- 🤖 Helpful tech support
- 💯 Comprehensive database of manuals and information
- 🛠️ Useful tools and calculators
- 🤝 Great customer service

**What reviewers complain about**

- 💰 Paywall for advanced features
- 🔒 Limited access without company account
- 🔍 Missing manuals for some equipment models
- 🗣️ Removal of helpful forums

**Reported bugs**

- Login/password reset issues
- Frequent crashes or loading problems

**Requested features**

- Individual technician subscription option
- More comprehensive coverage of HVAC equipment models
- Ability to access full manuals without restrictions


## Frequently asked questions

### Is F free?

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

### Is Bluon HVAC free?

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

### Do F or Bluon HVAC have ads?

Bluon HVAC shows ads; F does not.

### Which is updated more often, F or Bluon HVAC?

F ships an update every 2 months, and Bluon HVAC monthly. Most recently, F was updated on November 1, 2026 and Bluon HVAC on November 6, 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.*