Enter your birth date and optionally change the 'Calculate Age As Of' date to find your age at any point in time. The calculator shows your exact age in years, months, and days, plus total days, weeks, hours, and minutes lived. It also tells you how many days remain until your next birthday.
Calculate the best time to sleep or wake up based on 90-minute sleep cycles.
Format, validate, and minify JSON data with syntax highlighting.
Randomly pick winners from a list of names for giveaways and events.
Full set of RPG dice (D4 to D100) for your next session.