Honeywell Total Connect

Heating & Cooling System App

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The Challenge

Honeywell sought to enhance its Total Connect Comfort app to offer a more user-friendly and efficient way for customers to remotely manage their heating and cooling systems. While the existing app provided basic functionality, its user experience lacked the seamless integration and intuitive design needed for modern devices like iOS, watchOS, and Android. The challenge was to create a robust and visually appealing app that aligned with Honeywell’s reputation for innovation while improving usability, accuracy, and overall customer satisfaction.

The redesign needed to address diverse use cases, integrate with Honeywell’s Wi-Fi Thermostats and Comfort Systems, and deliver a cohesive experience across multiple platforms, including Apple and Android devices.

The Strategy

As the design lead, I oversaw the development of a comprehensive and intuitive user experience for the Total Connect Comfort app. My approach involved creating a detailed information architecture and crafting UI designs tailored to iOS, watchOS, and Material Design standards for Android. By collaborating closely with Honeywell stakeholders, I ensured the app addressed real-world use cases, refining workflows and enhancing usability for mobile and wearable devices.

The design process included iterative prototyping and testing, ensuring that every aspect of the app—from its sleek, modern interface to its seamless functionality—met user needs and exceeded expectations. The app’s usability was further enhanced by integrating precise temperature control features, improving energy efficiency, and delivering a visually cohesive experience across all platforms.

The Results

The redesigned Total Connect Comfort app delivered transformative results for Honeywell customers. Temperature accuracy improved by 55%, ensuring optimal comfort in critical locations. Customers reported 100% satisfaction with the app’s ease of use, particularly for remotely controlling their heating and cooling systems. The app’s enhanced usability and accuracy also contributed to a 125% annual decrease in heating and AC costs, showcasing its value as both a functional and cost-saving tool.

This project highlighted the impact of thoughtful SaaS design and platform-specific solutions. By creating a user-centered app that blended convenience with innovation, I helped Honeywell elevate its Total Connect Comfort experience, solidifying its position as a leader in smart home climate management.



55%
Increase in temperature accuracy in locations where customers need it the most
100%
Customer satisfaction with the apps ease of use for remotely controlling temp
125%
Decrease in heating and AC costs annually due to apps usability and accuracy

Welcome to the portfolio of the chief creative officer & founder of Fermented Pixels

Matt Carman