AI receptionist

Thermoi vs Rosie

Rosie is a low-cost AI receptionist for small businesses across many industries. Thermoi is built specifically for HVAC, with emergency triage and on-call dispatch that a general-purpose tool is not designed to handle.

Thermoi vs Rosie, side by side

ThermoiRosie
Primary purposeAI phone answering built for HVACGeneral-purpose AI receptionist
Built for HVACYes, HVAC-trainedNo, industry-agnostic
Answers every call 24/7YesYes
Books the appointment on the callYes, into your calendarBasic booking, often via integrations
Emergency dispatch to on-call techYes, by SMS in secondsNo HVAC emergency triage
Works alongside your current toolsYesSome integrations
PricingFrom $299/mo, flatLow entry point, around $49/mo

Choose Thermoi if…

HVAC contractors who need emergency call handling and dispatch, not just message capture.

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

Rosie is a low-cost AI receptionist for small businesses across many industries. Thermoi is built specifically for HVAC, with emergency triage and on-call dispatch that a general-purpose tool is not designed to handle.
For HVAC contractors who want every call answered, qualified, and booked, with emergencies dispatched to an on-call tech, Thermoi is purpose-built for that. Very small shops on a tight budget that want basic call answering across any industry. If that is you, Rosie may be the better fit.
In many cases, yes. Thermoi can answer overflow and after-hours calls even if you keep Rosie for other parts of your workflow.
Thermoi starts at $299/month with no setup fees, no contracts, and a 90-day money-back guarantee. Most HVAC businesses go live within 48 hours.

See Thermoi on your real HVAC calls

Book a free 15-minute demo and watch how Thermoi answers, books, and dispatches, then compare it to Rosie for yourself.

✓ HVAC-trained AI   ✓ Live in 48 hours   ✓ 90-day guarantee