Rheem vs Cielo PRO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rheem
This app streamlines HVAC system installation, service, and troubleshooting for contractors. It offers Bluetooth® connectivity for system setup, diagnostics, and warranty tracking. Access technical support, parts lists, manuals, and rebate information.
- Bluetooth® system setup
- Real-time operating parameter monitoring
- Alarm diagnosis and history
- Parts lookup and manual downloads
- Warranty status tracking
- Retailer and distributor locator
- Rebate and financing research
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We’ve redesigned Rheem for Contractors to offer the industry’s most powerful, intuitive, and easy-to-use app. Whether you’re on a residential service call or installing 40 units at a major site, the free Rheem Contractor app’s Bluetooth® capability – paired with an enabled HVAC system -- makes set-up and troubleshooting simpler than ever. With Rheem for Contractors and eligible air systems, you can easily: Install - Set up systems quickly and easily with the new Bluetooth® setup - Monitor operating parameters from your phone while charging outdoor units - Verify system setup with access to system operating status - Quickly check for alarms Service - Diagnose active alarms and alarm history - Check system operating status - Easy step-by-step parts replacement and system setup The Rheem for Contractors app also offers powerful support for all of our air and water products, with a new Product Technical Support design that is easier to use and more accurate than ever: - Access installation instructions - Search parts lists - Download manuals - View tech sheets - Research consumer literature Track Warranty information - Scan and confirm model and ownership details - Check warranty status and share HVAC systems warranty certificate Locate - Look up retailers - Look up distributors Research - Find up-to-date rebate information - Research financing options - Offer extended warranty - Confirm AHRI information and certification for HVAC systems
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 Rheem's 40%. Cielo PRO also leads on rating (5.0 vs 4.6). Rheem's advantage is ratings volume (1.8K vs 2). On price, update cadence, ads and in-app purchases 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 4.6. That said, the two scores are not equally well evidenced: Rheem has 1.8K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 40% of Rheem's written reviews are positive against 100% of Cielo PRO's.
Rheem ships an update monthly, Cielo PRO every 3 weeks. The most recent releases landed on November 10, 2026 and November 5, 2026 respectively.
| Parameter | Rheem | Cielo PRO |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (1.8K ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 40.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1.8K — better | 2 |
| Update frequency | Monthly | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 120 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Rheem Manufacturing Company | Cielo WiGle Inc. |
Customer experience
Rheem
Cielo PRO
In-app purchases
Rheem
No in-app purchases
Cielo PRO
No in-app purchases









