Time Math
Core calculators for adding, subtracting, and comparing hours and minutes.
Date, Hours & Time Duration Category
Time Calculators
Browse free time calculators for dates, age, hours, business days, countdowns, elapsed time, time duration, work hours, and more. This page gives TinyCalculators a scalable hub for high-traffic time and date tools.
Popular time calculators
Start with the calculators people use most for dates, schedules, elapsed time, and age calculations.
Time Calculator
Add and subtract hours and minutes quickly for everyday time math.
Age Calculator
Calculate exact age in years, months, and days from a birth date.
Date Calculator
Find the date before or after a number of days, weeks, months, or years.
Hours Calculator
Calculate total hours worked or hours between two times.
Browse time calculators by topic
Date Calculations
Tools for counting days, finding future dates, and comparing calendar dates.
Age & Life Dates
Helpful tools for age, birthdays, milestones, and life-event timing.
Work & Scheduling
Estimate work hours, shift totals, overtime, and scheduling-related time.
Countdowns & Events
Useful tools for countdowns, event timing, and days until important dates.
Conversions & Time Units
Expand over time with calculators for converting and comparing time units.