Comparison

Bluon HVAC vs Cielo PRO

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Bluon HVAC

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
Read full description

Bluon provides the technical information and support to tackle any job in HVAC-R and plumbing. Scan or search for any unit to find the documentation on over 35,000,000+ HVAC models across virtual every brand. Instantly access the key model specs, age/warranty, manuals, original parts, part specs, and replacement options. See which suppliers carry which part - you can even text/email them or order directly through their website. Get detailed troubleshooting guidance from MasterMechanic, our custom A.l. built with the database and with the problem/solution knowledge of over 135,000 live support calls, or call our Live Tech Support line to connect to our team of 25+ year veteran technicians. Bluon has your back. App Features Include: - Database of 35,000,000+ HVAC units (manuals, specs and part lists) - Master Mechanic: leading A.I. tool for techs - Live Support line: talk to REAL veteran techs to solve problems in the field!

About

Cielo PRO

This tool empowers HVAC professionals to efficiently install smart thermostats, manage customer relationships, and enhance their business branding. It offers guided workflows, Bluetooth configuration, and AI-powered templates for quick and reliable setups.

Highlights
  • Free Pro Branding
  • Guided Thermostat Installation Workflow
  • Bluetooth-Based Configuration
  • AI-Powered HVAC Configuration Templates
  • Save Thermostat Configurations
  • HVAC Equipment Testing
  • Instant Thermostat Handoff
  • Customer & Workforce Management
Read full description

The Cielo PRO app is a powerful, all-in-one tool designed exclusively for HVAC Pros. It enables the Pros to seamlessly install Cielo smart thermostats, manage customers, and grow their business, all from a single platform. Whether you’re a solo technician or run an HVAC company, the Cielo PRO app helps you work more efficiently, retain customers long after the job is done, and deliver exceptional service every time. Using the Cielo PRO app, you can turn every installation into a powerful branding opportunity and deliver a level of professional excellence that sets the gold standard for your business. Key Benefits for HVAC Pros Free Pro Branding to Boost Sales Showcase your brand on every thermostat you install with FREE Pro branding. Your logo and contact details appear front and center on the homeowner’s thermostat and app. Whether your customers need a routine checkup or HVAC-related support, they can reach out to you instantly with a single tap. Guided Workflow Enables Reliable Thermostat Installs Get it right the first time! The Cielo PRO app offers a guided, Pro-focused workflow that walks you through the installation process. Ensure quick and reliable setup on every install. BLE-Based Configuration for Quick & Hassle-Free Setup No Wi-Fi? No problem! Bluetooth-based configuration lets you install Cielo smart thermostats quickly and reliably. AI-Powered HVAC Configuration Templates Cielo PRO app offers AI-powered HVAC configuration templates that do the heavy lifting for you! The app automatically generates HVAC templates based on your selected wiring, enabling instant thermostat setup with zero manual configuration. Simply wire, tap, and go. Save Thermostat Configurations for Future Use Create HVAC templates in advance and set up thermostats in a few taps. These templates allow you to deploy your preferred thermostat settings instantly, saving hours of labor across multiple job sites. Ideal for repeat installs. HVAC Equipment Testing for Error-Free Job Install with confidence with the Test Equipment feature. Run post-install checks for heating, cooling, fan, and connected accessories to ensure everything is working properly before leaving the site, reducing callbacks. Instant & Secure Thermostat Handoff to Customers Transfer thermostat ownership to the customers instantly with a simple invite link or a quick QR code scan. No extra steps, no delays. All Your Customers in One Place View customer profiles alongside their thermostat installations for faster access to information and smoother customer management using the Cielo PRO app. Manage Your Workforce With Ease Running an HVAC company? Easily manage your employees and keep track of their thermostat installations. Build Long-Term Relationships Every device you install is automatically linked to your business. When customers need support or have a service request, you are just a tap away. Cielo PRO App - A Smart Tool to Grow Your HVAC Business Give your HVAC business a competitive edge with the Cielo PRO app. Enjoy quick & hassle-free installation, improved customer satisfaction, and build long-term relations.

Screenshots

Bluon HVAC4 screens
Cielo PRO4 screens

Verdict

The call

The clearest difference is review sentiment: Cielo PRO at 100% against Bluon HVAC's 55%. Cielo PRO also leads on ads (none vs shown) and rating (5.0 vs 4.8). Bluon HVAC's advantage is ratings volume (4.5K vs 2) and device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

Cielo PRO holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Bluon HVAC has 4.5K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 55% of Bluon HVAC's written reviews are positive against 100% of Cielo PRO's.

UpkeepUpdate frequency

Bluon HVAC ships an update monthly, Cielo PRO every 3 weeks. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Bluon HVAC versus Cielo PRO: the parameters behind the verdict, then further details
ParameterBluon HVACCielo PRO
PriceFreeFree
Rating4.8 (4.5K ratings)5.0 (2 ratings) — better
Positive reviews54.6% of reviews100.0% of reviews — better
Number of ratings4.5K — better2
Update frequencyMonthlyEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.0
Further details — not scored
Size170 MB28 MB
Age rating4+4+
DeveloperBluon, Inc.Cielo WiGle Inc.

Customer experience

Bluon HVAC

All ratings4,453 ratings
Positive94.4%
Neutral1.6%
Negative4.0%
Written reviews141 reviews
Positive54.6%
Neutral6.4%
Negative39.0%

Cielo PRO

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Bluon HVAC

Reported bugs

2 issues
  • Login/password reset issues
  • Frequent crashes or loading problems

Requested features

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

Cielo PRO

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Bluon HVAC

No in-app purchases

None

Cielo PRO

No in-app purchases

Questions

Is Bluon HVAC free?
Bluon HVAC is free to download, with no in-app purchases.
Is Cielo PRO free?
Cielo PRO is free to download, with no in-app purchases.
Which has better reviews, Bluon HVAC or Cielo PRO?
Cielo PRO is rated higher. Bluon HVAC averages 4.8 out of 5 from 4.5K ratings, while Cielo PRO averages 5.0 from 2 ratings.
Do Bluon HVAC or Cielo PRO have ads?
Bluon HVAC shows ads; Cielo PRO does not.
Which is updated more often, Bluon HVAC or Cielo PRO?
Bluon HVAC ships an update monthly, and Cielo PRO every 3 weeks. Most recently, Bluon HVAC was updated on November 11, 2026 and Cielo PRO on November 5, 2026.

Other comparisons