Comparison

Ruud Calcu Save 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

Ruud Calcu Save

This app helps HVAC contractors calculate and present cost savings for homeowners when replacing residential HVAC systems. It generates professional reports comparing different system options and current industry standards, which can be emailed to customers.

Highlights
  • Calculate HVAC replacement cost savings
  • Compare multiple system options
  • Generate graphical reports
  • Email reports to customers
  • Compare against industry minimum standards
Features
Read full description

The Ruud Calcu Save mobile app provides on-the-go access for contractors to calculate cost savings for homeowners by comparing residential HVAC system replacement options. Made of the good stuff: The Ruud Calcu Save app uses Copeland's Online Product Information (OPI) database for Ruud Heating & Cooling products to give contractors the ability to generate reliable, accurate, graphical reports. Beautiful reports, in 3 easy steps: 1. Enter in a few parameters relevant to the specific residential HVAC task, such as current system efficiency standards and their considered replacement options. 2. After the details of the job are entered into the app, the app generates a professional-looking report that shows annual cost savings of high efficiency systems. 3. Email your customers or even yourself a copy of the reports generated. More than meets the eye: The Ruud Calcu Save app offers up to three replacement system options, which are also compared with current industry minimum standards, for the contractor and the homeowner. This will allow homeowners to more easily choose a replacement HVAC system to meet their particular needs.

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

Ruud Calcu Save4 screens
Cielo PRO4 screens

Verdict

The call

The clearest difference is rating: Cielo PRO at 5.0 against Ruud Calcu Save's 4.3. Cielo PRO also leads on update cadence (every 3 weeks vs every 2 months). Ruud Calcu Save's advantage is ratings volume (39 vs 2) and device support (3 vs 1). On price, review sentiment, 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

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 4.3. That said, the two scores are not equally well evidenced: Ruud Calcu Save has 39 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

Ruud Calcu Save ships an update every 2 months, Cielo PRO every 3 weeks. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

Scorecard5 real differences · 5 level
Ruud Calcu Save versus Cielo PRO: the parameters behind the verdict, then further details
ParameterRuud Calcu SaveCielo PRO
PriceFreeFree
Rating4.3 (39 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings39 — better2
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS12.0 — better16.0
Further details — not scored
Size37 MB28 MB
Age rating4+4+
DeveloperCopeland LPCielo WiGle Inc.

Customer experience

Ruud Calcu Save

All ratings36 ratings
Positive83.3%
Neutral8.3%
Negative8.3%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Cielo PRO

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

In-app purchases

None

Ruud Calcu Save

No in-app purchases

None

Cielo PRO

No in-app purchases

Questions

Is Ruud Calcu Save free?
Ruud Calcu Save 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, Ruud Calcu Save or Cielo PRO?
Cielo PRO is rated higher. Ruud Calcu Save averages 4.3 out of 5 from 39 ratings, while Cielo PRO averages 5.0 from 2 ratings.
Do Ruud Calcu Save or Cielo PRO have ads?
Neither Ruud Calcu Save nor Cielo PRO shows ads.
Which is updated more often, Ruud Calcu Save or Cielo PRO?
Ruud Calcu Save ships an update every 2 months, and Cielo PRO every 3 weeks. Most recently, Ruud Calcu Save was updated on November 2, 2026 and Cielo PRO on November 5, 2026.

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