# Bluon HVAC vs HELP AMPM

The clearest difference is ads: HELP AMPM at none against Bluon HVAC's shown. HELP AMPM also leads on update cadence (fortnightly vs monthly) and iOS requirement (12.0 vs 15.1). On price, 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.

Bluon HVAC ships an update monthly, HELP AMPM fortnightly. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Bluon HVAC | HELP AMPM |
| --- | --- | --- |
| 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 | 54.6% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Ad-supported | — |
| Size | 170 MB | 76 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Bluon, Inc.](https://appshunter.io/developer/1357521879) | [Ajay Jain](https://appshunter.io/developer/1682240972) |

## What reviewers say

### Bluon HVAC

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

Access a vast database of HVAC models, manuals, and part lists to speed up your work. Utilize an AI-powered troubleshooting tool or connect with experienced technicians for real-time support.

**Highlights:** 500,000+ HVAC unit database, Manuals and part lists, AI troubleshooting tool (MasterMechanic), Live support from veteran techs, HVAC industry upgrade tools

**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


### HELP AMPM

[App page](https://appshunter.io/ios/app/help-ampm/id6448238477)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Bluon HVAC free?

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

### Is HELP AMPM free?

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

### Do Bluon HVAC or HELP AMPM have ads?

Bluon HVAC shows ads; HELP AMPM does not.

### Which is updated more often, Bluon HVAC or HELP AMPM?

Bluon HVAC ships an update monthly, and HELP AMPM fortnightly. Most recently, Bluon HVAC was updated on October 24, 2026 and HELP AMPM on October 27, 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.*