Count the seconds between when you see lightning and hear the thunder
- or -
Tap this button when you see lightning, then tap it again when your hear thunder.
A tool to calculate your carbon foot print.
Car Loan Calculator
Estimate your monthly payments for a new or used car.
Thunder and Lightning
Estimate the distance to lightning.
Cat Age Calculator
Who's older...you or your cat?
Estimate your monthly payments for a new house.
Dog Years Calculator
How old is that doggy in the window?
Estimate the money in your 401K.
Credit Card Calculator
Estimate your credit debt to estimate a payment plan.