All tools
Search by tool name, purpose, category, or everyday terms.
50 tools found
Money & spending
Percentage Calculator
Find a percentage of a number or percentage change.
Money & spending
Discount Calculator
Calculate a sale price and the amount you save.
Money & spending
Sales Tax Calculator
Add sales tax to a purchase or work back to the pre-tax price.
Money & spending
Tip Calculator
Work out a tip and total bill for a meal or service.
Money & spending
Split Bill Calculator
Split a bill evenly after an optional tip.
Money & spending
Unit Price Calculator
Compare package prices by cost per unit.
Money & spending
Loan Payment Calculator
Estimate monthly payments, total interest, and total cost.
Money & spending
Mortgage Payment Calculator
Estimate mortgage payments and total interest.
Money & spending
Auto Loan Calculator
Estimate vehicle loan payments and total borrowing cost.
Money & spending
Credit Card Payoff Calculator
Estimate payoff time and interest from a balance and payment.
Money & spending
Compound Interest Calculator
Project savings growth with interest and monthly contributions.
Money & spending
Savings Goal Calculator
Find the monthly saving needed to reach a goal.
Money & spending
Investment Return Calculator
Estimate a future value from a return rate and contributions.
Money & spending
Margin and Markup Calculator
Calculate profit, margin, and markup from cost and price.
Money & spending
Break Even Calculator
Find sales needed to cover fixed and variable costs.
Date, time & work
Age Calculator
Calculate age, days lived, and the next birthday.
Date, time & work
Date Difference Calculator
Find days, weeks, and approximate months between dates.
Date, time & work
Business Days Calculator
Count weekdays between dates and exclude your own holidays.
Date, time & work
Time Duration Calculator
Calculate duration between two times, including overnight.
Date, time & work
Work Hours Calculator
Find paid work time after subtracting a break.
Date, time & work
Overtime Pay Calculator
Estimate wages from hours, rate, and your overtime multiplier.
Date, time & work
Hourly to Salary Calculator
Estimate annual pay from an hourly rate and schedule.
Date, time & work
Time Zone Converter
Convert a local date and time between common time zones.
Date, time & work
Countdown Calculator
See the time remaining until a target date and time.
Health & fitness
BMI Calculator
Estimate body mass index from height and weight.
Health & fitness
BMR Calculator
Estimate basal metabolic rate using age, height, weight, and sex.
Health & fitness
TDEE Calculator
Estimate daily energy needs from BMR and activity.
Health & fitness
Macro Calculator
Estimate daily protein, carbohydrate, and fat targets.
Health & fitness
Water Intake Estimator
Estimate a daily water target from body weight and activity.
Health & fitness
Body Fat Calculator
Estimate body fat percentage from circumference measurements.
Health & fitness
Running Pace Calculator
Find running pace, finish time, or distance from two values.
Home, travel & cooking
Fuel Trip Cost Calculator
Estimate fuel cost, total trip cost, and each traveler’s share.
Home, travel & cooking
Electricity Cost Calculator
Estimate the electricity cost of an appliance.
Home, travel & cooking
Paint Calculator
Estimate paint needed from room area and coats.
Home, travel & cooking
Tile Calculator
Estimate tiles and coverage with a waste allowance.
Home, travel & cooking
Flooring Calculator
Estimate flooring area and material with waste included.
Home, travel & cooking
Concrete Calculator
Estimate concrete volume for a rectangular slab.
Home, travel & cooking
Recipe Scaling Calculator
Scale an ingredient amount up or down for a new serving count.
Home, travel & cooking
Cooking Unit Converter
Convert common kitchen volume measurements.
Home, travel & cooking
Travel Budget Calculator
Add transportation, lodging, food, and other trip costs.
Math & conversions
Unit Converter
Convert common length, weight, and volume units.
Math & conversions
Temperature Converter
Convert temperature between Celsius, Fahrenheit, and Kelvin.
Math & conversions
Speed Distance Time Calculator
Calculate travel speed, distance, or time from the other two.
Math & conversions
Fraction Calculator
Add, subtract, multiply, or divide two fractions.
Math & conversions
Average Calculator
Find the average, total, and count from a list of values.
Math & conversions
GPA Calculator
Estimate GPA from grade points and course credits.
Math & conversions
Date Add Subtract Calculator
Add or subtract days, weeks, months, or years from a date.
Everyday digital tools
QR Code Generator
Create a QR code from text, a link, Wi-Fi details, or a vCard.
Everyday digital tools
Image Compressor
Compress JPG, PNG, or WebP images locally in your browser.
Everyday digital tools
Image Resizer
Resize an image by pixels or scale and download the result.