All calculators

Health & Fitness

BMI calculator Find your healthy weight range

Finance

Mortgage calculator Calculate your monthly mortgage repayment, total interest, and stamp duty.
Salary calculator Calculate your exact UK take-home pay including tax, NI, pension and benefits.

Work & Pay

Billable time calculator Track session time and calculate your charge. Set your rate, log start and finish, handle rounding and downtime.

Project Management

Meeting cost calculator Find out what your meetings actually cost. Enter attendees, salary, and duration to see the real price of time in a room.
Earned value calculator Calculate EVM metrics including CPI, SPI, EAC, ETC, and VAC. Traffic-light status, plain-English interpretation, and one-click copy for status reports.

Travel

EV Charging Calculator Calculate EV charging cost, range and charge time for your electric car.