# Optsy Mobile vs Bluon HVAC

The clearest difference is rating: Bluon HVAC at 4.8 against Optsy Mobile's 3.0. Bluon HVAC also leads on review sentiment (55% vs 20%) and ratings volume (4.5K vs 9). Optsy Mobile's advantage is ads (none vs shown) and monetization model (free vs ad-supported). 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 holds the better App Store score, 4.8 against 3.0. That said, the two scores are not equally well evidenced: Bluon HVAC has 4.5K ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 20% of Optsy Mobile's written reviews are positive against 55% of Bluon HVAC's.

Optsy Mobile ships an update every 3 months, Bluon HVAC monthly. The most recent releases landed on November 1, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | Optsy Mobile | Bluon HVAC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (9 ratings)](https://appshunter.io/ios/app/optsy-mobile/id477793283/reviews) | **[4.8 (4.5K ratings)](https://appshunter.io/ios/app/bluon-hvac/id1357521880/reviews)** |
| Number of ratings | 9 | **4.5K** |
| Positive reviews | 20.0% of reviews | **54.6% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | **Free** | Ad-supported |
| Size | 27 MB | 170 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Optsy LLC](https://appshunter.io/developer/1067335399) | [Bluon, Inc.](https://appshunter.io/developer/1357521879) |

## What reviewers say

### Optsy Mobile

[App page](https://appshunter.io/ios/app/optsy-mobile/id477793283)

This field service management app helps technicians in the field efficiently manage their schedules, work orders, and customer interactions. It allows for real-time updates, offline functionality, and direct communication with customers and contacts.

**Highlights:** View and update schedules, Record work order status changes, Track time-in/time-out, Update labor and invoice details, Record materials used and add attachments, Capture customer signatures, Offline functionality

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

**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 Optsy Mobile free?

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

### Is Bluon HVAC free?

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

### Which has better reviews, Optsy Mobile or Bluon HVAC?

Bluon HVAC is rated higher. Optsy Mobile averages 3.0 out of 5 from 9 ratings, while Bluon HVAC averages 4.8 from 4.5K ratings.

### Do Optsy Mobile or Bluon HVAC have ads?

Bluon HVAC shows ads; Optsy Mobile does not.

### Which is updated more often, Optsy Mobile or Bluon HVAC?

Optsy Mobile ships an update every 3 months, and Bluon HVAC monthly. Most recently, Optsy Mobile was updated on November 1, 2026 and Bluon HVAC on November 11, 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.*