HVAC Estimating Software for St. Louis Contractors

St. Louis housing runs from 1900s brick city homes to 1990s West County builds, and no two replacements quote alike — chimney liners, boiler conversions, tight basements and knob-and-tube surprises. That's exactly why photos beat phone estimates: shoot the mechanical room and quote the real job, not the callback that eats your margin.

Quoting in the St. Louis market

Built for the truck, not the office

Fast Estimate works anywhere you do — it's cloud software that runs on the phone already in your pocket. Snap photos of the unit, let AI draft the line items from your own price book, and text a signing link before you leave the driveway.

One flat plan — $99.99/month for your whole company after a 7-day free trial, no credit card.