Quote EngineClose more quotes you've already given out.
Endurant AI follows up on every quote by SMS and email, organizes the replies in one place, and lets your customers accept online — automatically.
No credit card required · Set up in under 2 minutes
Sent
24
Replied
9
Accepted
6
Mike Johnson — A/C Replacement
Sarah Chen — Furnace Install
Town Hall — RTU Maintenance
Everything you need
One simple tool. More closed deals.
Add quotes fast
Type one in, paste in a CSV, or drop a PDF. Two minutes flat.
Automatic SMS
Friendly text follow-ups that stop the moment a customer replies.
Smart email sequences
Pre-written for HVAC. Replacement, install, repair — all set.
Online acceptance
One-tap acceptance with terms, signature, and full audit trail.
How it works
From quote to closed in three steps.
01
Add the quote
Manual entry, CSV upload, or attach a PDF you already sent.
02
We follow up
Automatic SMS and email at the right moments — until they reply.
03
Customer accepts
One-click acceptance page with terms, name, and audit trail.
Built for HVAC owners and office managers.
No complex setup. No bloated CRM. Just the simplest way to close more of the quotes you already gave out.