Lennox Smart Tech vs Cielo PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lennox Smart Tech
This app provides tools for installing and servicing smart home comfort systems. It allows users to run tests, diagnostics, and adjust system settings remotely from a smartphone.
- Install smart home comfort systems
- Service Lennox S40/L40/M40/E40 thermostats
- Run tests and diagnostics remotely
- Change system settings from smartphone
- Direct control without moving between equipment and thermostat
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With the Lennox Smart Tech App, you'll have the latest technology to more quickly and easily install and service a fully communicating home comfort system with the Lennox S40/L40/M40/E40 Smart Thermostat. You can reliably run tests, diagnostics, and change system settings directly from your smartphone without the back and forth from equipment to thermostat.
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.
- 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
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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
Verdict
The clearest difference is review sentiment: Cielo PRO at 100% against Lennox Smart Tech's 0%. Cielo PRO also leads on rating (5.0 vs 4.5) and update cadence (every 3 weeks vs every 2 months). Lennox Smart Tech's advantage is ratings volume (60 vs 2). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Cielo PRO holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Lennox Smart Tech has 60 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of Lennox Smart Tech's written reviews are positive against 100% of Cielo PRO's.
Lennox Smart Tech ships an update every 2 months, Cielo PRO every 3 weeks. The most recent releases landed on November 11, 2026 and November 5, 2026 respectively.
| Parameter | Lennox Smart Tech | Cielo PRO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (60 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 60 — better | 2 |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 17.0 | 16.0 — better |
| Further details — not scored | ||
| Size | 97 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Lennox Industries | Cielo WiGle Inc. |
Customer experience
Lennox Smart Tech
Cielo PRO
In-app purchases
Lennox Smart Tech
No in-app purchases
Cielo PRO
No in-app purchases
Questions
Is Lennox Smart Tech free?
Is Cielo PRO free?
Which has better reviews, Lennox Smart Tech or Cielo PRO?
Do Lennox Smart Tech or Cielo PRO have ads?
Which is updated more often, Lennox Smart Tech or Cielo PRO?
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