Thermoi vs Rosie
Rosie is a low-cost AI receptionist for small businesses across many industries. Thermoi is built specifically for HVAC, so it asks the questions an HVAC shop needs answered and returns a full transcript of every call.
Thermoi vs Rosie, side by side
| Thermoi | Rosie | |
|---|---|---|
| Primary purpose | AI phone answering built for HVAC | General-purpose AI receptionist |
| Built for HVAC | Yes, built for HVAC calls | No, industry-agnostic |
| Answers every call 24/7 | Yes | Yes |
| Books the appointment on the call | Yes, with the address and arrival window | Basic booking, often via integrations |
| What you get after the call | Summary, full transcript, email + Slack | A message, general-purpose |
| Works alongside your current tools | Yes | Some integrations |
| Pricing | From $299/mo, flat | Low entry point, around $49/mo |
Choose Thermoi if…
HVAC contractors who want the whole after-hours call captured, not just a message.
Choose Rosie if…
Very small shops on a tight budget that want basic call answering across any industry.
Comparisons reflect general positioning and can change. Check each vendor's current plans before deciding.
Thermoi vs Rosie: FAQs
Compare more options
Standalone AI receptionist, strong on routine and FAQ calls.
Home-services AI answering built for mid-size and larger shops.
Enterprise AI contact center for large, multi-location operations.
All-in-one field service management for home-services companies.
Scheduling, invoicing, and payments for small and mid-size shops.
Scheduling and invoicing built for solo operators and small crews.
Human operators answer after hours and take a message.
Serving HVAC contractors across the US
Thermoi answers calls for HVAC businesses anywhere in the country. See how it handles the call patterns in your metro:
See Thermoi on your real HVAC calls
Book a free 15-minute demo and watch how Thermoi answers and books, then compare it to Rosie for yourself.