Free call center calculators
The three numbers every workforce plan rests on: how many agents a queue needs, how long calls take, and how much paid time never reaches the phones. Free to use, no sign-up, with the formula behind each one.
Pick a calculator
Each one runs in your browser and shows a worked example as soon as it opens.
Erlang C calculator
Work out how many agents an inbound queue needs to hit its service level, with ASA, occupancy and scheduled staff after shrinkage.
Open the calculatorAHT calculator
Turn talk, hold and after-call work into average handle time, and see agent occupancy and utilization side by side.
Open the calculatorCall center shrinkage calculator
Add up breaks, training, meetings, leave and downtime to get in-office, out-of-office and total shrinkage, and the staff to schedule.
Open the calculator
How many bots would cover this?
If part of this floor is outbound fronting or verification, AI bots can take those seats on your own dialer. Fronter bots are $40 and verifier bots $50 per bot per month with unlimited calls, from 15 bots.