Free tool

Missed Call Calculator: what voicemail really costs.

Every missed call is a customer who already chose to dial your number. Slide in your own numbers and see what missed calls cost your HVAC business every month.

Missed calls per month
Voicemail, ring-outs, after-hours calls
40
5200
Average job value
Your typical completed ticket
$500
1005000
Close rate
Answered calls that become booked jobs
25%
590

Formula: missed calls × average job value × close rate. Everything runs in your browser — nothing is stored or sent anywhere.

Revenue walking out the door
$5,000 / month
$60,000
lost per year
10
jobs lost per month

These are calls that already dialed your number. An answering service that picks up 24/7 doesn’t create this revenue — it just stops losing it.

See how LazyLoop books these calls
Defaults reflect a typical HVAC shop: 40 missed calls a month, a $500 average ticket, and a 25% close rate — about $5,000 a month in work that dialed you first and booked with someone else. For the full breakdown of where those calls go, read what missed calls cost your HVAC business, or see the HVAC answering service that stops the leak — you can even hear it answer a call.