Free online planning calculators and tools built to help you organize your time, track your finances, set health goals, and stay on top of what matters. Whether you need to figure out how many days sit between two dates, plan a savings target, count down to an important event, or map out a weekly schedule, there is a tool here to help.
Every tool works instantly in your browser with no sign-up, no app to download, and no personal data collected. Just pick a tool, enter your details, and get your answer in seconds. They are designed to pair with our free printable planners, calendars, and trackers, so you can plan digitally and then print a template to keep things on track offline.
New tools are added regularly across categories including date and time planning, budgeting and savings, health and wellness, student life, and household organization. Bookmark this page and check back as the collection grows.
Countdown
Christmas Countdown: How Many Days Until Christmas?Watch the live countdown to Christmas Day tick by the second. See exactly how many days, weeks, and months until Christmas, plus what day of the week it falls on.Use Tool →
Easter Countdown: How Many Days Until Easter?See exactly how many days, hours, minutes, and seconds remain until Easter Sunday with our live countdown timer.Use Tool →
Fathers Day Countdown: How Many Days Until Fathers Day?Count down the days, hours, minutes, and seconds until Father's Day with our free live countdown timer for US, UK, Australian, and more regions.Use Tool →
Mothers Day Countdown: How Many Days Until Mother’s Day?Count down the days, hours, minutes, and seconds until Mother's Day with our free live countdown timer for US, UK, Australian, and more regions.Use Tool →
New Year Countdown: How Many Days Until New YearsCount down the days, hours, minutes, and seconds until New Year's Day with this live countdown timer. See exactly how long until the clock strikes midnight.Use Tool →Date & Time
Age Calculator: Date Of Birth Calculator Calculate your exact age in years, months, days, hours, minutes, and seconds. Enter your date of birth and optionally add a precise time for exact results.Use Tool →
Date Calculator: Add or Subtract From A Given DateCalculate a future or past date by adding or subtracting any number of days from a start date. Optionally skip weekends to count only business days.Use Tool →
Date Duration Calculator: Days Between Two DatesCalculate the exact number of days, weeks, months, and years between any two dates. Includes options for business days only and end-date inclusion.Use Tool →
Weekday Finder: What Day Is It?Enter any date to instantly find what day of the week it falls on, plus fun facts like day of year, week number, and more.Use Tool →Finance
Overtime CalculatorUse this free Overtime Calculator to find out how much extra pay you earn for working beyond your regular hours. Supports multiple overtime tiers with different multipliers, 20 currencies, and weekly or monthly calculations.Use Tool →
Salary to Hourly CalculatorUse the Salary to Hourly Calculator to instantly convert between annual salary, hourly wage, and other pay periods. Edit any field and all others update liveUse Tool →Generators
Health
Students
Final Grade CalculatorUse this free Final Grade Calculator to find out exactly what score you need on your final exam to reach your desired course grade. Enter your current grade or individual assignments and get instant results.Use Tool →
GPA CalculatorUse this free GPA calculator to calculate your grade point average for any grading system. Enter your courses, credits, and grades to get your GPA instantly - or plan ahead with the built-in GPA planning calculator.Use Tool →
Test Grade CalculatorFind out your test grade instantly. Enter the total number of questions and how many you got wrong - this free test grade calculator shows your percentage score, letter grade, and exactly how many more points you need to reach the next grade. Choose from 7 grading systems including US Plus/Minus, US Standard, UK University, Canadian, Australian, Indian, and Pass/Fail scales, or customize the thresholds yourself.Use Tool →
Weighted Average CalculatorUse this free Weighted Average Calculator to quickly compute the weighted average of any set of values. Perfect for calculating course grades, portfolio returns, or any data where items have different weights.Use Tool →