Dex Service Copilot

Dex is a mobile assistant for HVAC technicians that provides structured diagnostic checklists, step-by-step troubleshooting, and guided workflows for common residential and commercial HVAC systems. Designed to reduce guesswork in the field, Dex helps technicians diagnose issues faster, stay consistent, and complete jobs with confidence. Dex also provides voice features to speed up admin work, like drafting job notes.