Home > Calculators
Time & Distance
Date to date Calculator
How many days from X to X?
Date Calculator
Which date is it in X days?
Fixed Time Calculator
or Event Time Announcer. Convert the time of your planned event to local times worldwide - then invite people to join in.
Time Zone Converter
Find the time difference between two cities.
Travel Time Calculator
Add up the legs of your journey and find the total duration of your trip.
Distance Calculator
How far is it?
International Dialing Codes
Which country & area codes do I have to dial?
Birthday Calculator
How old are you exactly?
Astronomical Calculators
Day and Night World Map
See where on the planet there's daylight or night time.
Also Available in HD for iPad.