Honeywell International Inc. has created a convenient and practical solution for HVAC mechanics with their PT Chart app. This free Android app replaces the standard paper PT chart that mechanics carry with a colorful and interactive display. The app allows users to select a refrigerant and access all the necessary data needed to perform their tasks in the field.

With just a few taps on the touch screen, mechanics can quickly calculate superheat and subcool averages to set a control. The app is easy to navigate and provides an intuitive user experience. Overall, Honeywell's PT Chart app is a must-have for any HVAC mechanic looking to streamline their workflow and improve their efficiency in the field.