Time calculator tools
26 tools are ready to use. Pick a calculator and get results in seconds.
Menstrual Cycle Calendar
Calculate your next period, ovulation, and fertile window dates based on your last period start date and cycle length.
Air Fryer to Conventional Oven Time & Temp Converter
Convert conventional oven recipes to air fryer settings (and vice versa). Calculate temperature drops, time reductions, basket shake timers, and energy cost savings.
Eid Prayer Time Calculator
Calculates the estimated Eid prayer time based on the sunrise time and waiting duration entered by the user.
Friday Prayer Time Calculator
Calculate the estimated Friday prayer time based on noon time and sermon/congregation preparation duration.
Retirement Borrowing Calculator
Calculate the estimated total borrowing amount based on the daily earnings for scenarios like birth, military service, and overseas borrowing.
Overtime Pay Calculator
Calculation tool for overtime pay based on monthly gross salary, overtime hours, and multiplier.
Roast Meat, Poultry & Turkey Cooking Time Calculator
Calculate roasting time, oven temperatures, and target internal thermometer temps for beef, lamb, whole chicken, turkey, and salmon based on weight and doneness.
Fitrana Calculator
Calculate the total Fitrana amount based on the number of people and Fitrana amount per person.
Sunrise and Sunset Calculator
Calculates sunrise, sunset, day length, and twilight times using approximate astronomical methods based on date and location.
Week Calculator
Find out which week of the year a specific date is in.
What Day Was I Born
Calculate which day of the week you were born on, the total number of days passed since birth, and your exact age (in years, months, days).
Days Between Dates
Find the total number of days between two specified dates.
Weeks Between Dates
Calculates the duration between two dates in weeks.
Imsak and Prayer Times
A tool that calculates daily imsak and prayer times, the next time, and the remaining duration.
Business Days Calculator
Calculate the net number of business days, excluding weekends.
How Many Days Left (Countdown)
Track the remaining time for important days.
How Many Days Has It Been (Time Elapsed)
Calculate how many days, weeks, and approximate months have passed from a past date to today.
Qibla Direction Finder
Find the Qibla direction, Qibla angle, and approximate compass degree by choosing a city or entering latitude and longitude.
School Starting Age Calculator
Estimate the school starting age and eligibility based on the child's date of birth and the academic year.
Time Difference Calculator
Calculate the difference between two times or datetime values in hours, minutes, and total minutes.
Countdown Calculator
Calculates the days remaining until military service, a project deadline, or a personal goal, and tracks progress.
Social Media Time Opportunity Cost & Habit Analyzer
Calculate the cumulative opportunity cost of daily screen time in terms of books read, foreign languages mastered to B2 fluency, and workout sessions.
Add/Subtract Time Calculator
A tool that can add or subtract days, hours, and minutes from a starting date and time.
Local Time Calculator
Converts the time in one time zone to another time zone.
Ideal Egg Boiling Time Simulator
Calculate exact egg boiling time down to the second based on egg size (S/M/L/XL), starting temperature (fridge/room), altitude, and yolk doneness.
Zakat Calculator
Calculate your estimated zakat amount by entering your zakat-eligible assets, debts, and nisab value.