Free Online Calculators & Tools

Compound Interest Calculator

Calculate compound growth, interest accumulated, and future investment valu...

Currency Calculator

Convert monetary sums between major world currencies including USD, EUR, GB...

EMI Calculator

Determine monthly loan repayments (EMI), cumulative interest payable, and t...

GST Calculator

Quickly add or remove GST from transaction figures to determine net prices,...

Income Tax Calculator

Estimate effective tax rates, gross liability, and take-home salary based o...

Inflation Calculator

See how annual inflation erodes purchasing power and calculate the equivale...

Investment Calculator

Project future investment portfolio returns, capital compounding, and asset...

Loan Calculator

Calculate consumer loan repayments, auto financing schedules, and lifetime ...

Mortgage Calculator

Calculate monthly principal and interest payments on 15-year and 30-year re...

Percentage Return Calculator

Calculate return on investment (ROI), percentage gain or loss, and total pr...

Retirement Calculator

Plan retirement savings milestones, required nest egg capital, and annual w...

Savings Calculator

Calculate how regular monthly deposits into high-yield savings accounts acc...

Simple Interest Calculator

Calculate linear simple interest payments, total payoff amounts, and flat i...

SIP Calculator

Project future maturity values and capital growth from disciplined monthly ...

Algebra Calculator

Solve quadratic equations using the quadratic formula with real and complex...

Area Calculator

Calculate planar surface area for rectangles, triangles, circles, and trape...

Average Calculator

Calculate mean, sum, median, and numeric count from any list of numbers ins...

Fraction Calculator

Perform fraction operations with worked common denominators, mixed number s...

Percentage Calculator

Solve percentages, find percentage increases, calculate markdowns, and dete...

Probability Calculator

Calculate theoretical probability, complementary chances, and percentage li...

Random Number Generator

Generate true unbiased random numbers within any integer range using browse...

Ratio Calculator

Simplify ratios, solve equivalent fractions, and scale screen aspect ratios...

Scientific Calculator

Evaluate complex algebraic and scientific calculations: sin, cos, tan, log,...

Square Root Calculator

Calculate principal square roots, cube roots, and arbitrary power exponents...

Volume Calculator

Calculate internal three-dimensional volumetric displacement for boxes, cyl...

BMI Calculator

Calculate Body Mass Index (BMI) and discover your clinical weight category ...

BMR Calculator

Calculate your resting metabolic calorie expenditure using the clinically v...

Body Fat Calculator

Calculate body fat percentage and lean muscle mass using tape measurements ...

Calorie Calculator

Calculate Total Daily Energy Expenditure (TDEE) and establish target calori...

Ideal Weight Calculator

Calculate ideal body weight ranges using clinically recognized formulas (De...

Pace Calculator

Calculate your target running pace per kilometer or mile for races and mara...

Water Intake Calculator

Find out your optimal baseline daily water consumption based on body weight...

Age Calculator

Determine exact chronological age from date of birth down to elapsed days, ...

Countdown Calculator

Find out exactly how many days, hours, and minutes remain until any future ...

Date Difference Calculator

Calculate total days, weeks, and months between any two calendar dates with...

Date of Birth Calculator

Find the exact day of the week you were born and compute total days and wee...

Days Between Dates Calculator

Fast calculator to compute total days elapsed between two dates with weeks ...

Time Duration Calculator

Calculate total elapsed hours and minutes between two time entries for time...

Working Days Calculator

Calculate total business working days between two dates, automatically excl...

CGPA Calculator

Calculate cumulative CGPA across up to 8 academic semesters to track degree...

Exam Score Calculator

Find out the exact final exam score required to secure your target overall ...

GPA Calculator

Calculate semester GPA based on individual class credit hours and letter gr...

Grade Calculator

Calculate current weighted class grades across homework, midterms, quizzes,...

Percentage to Marks Calculator

Convert examination percentage goals back into required raw point scores ba...

Area Converter

Convert surface and land area measurements between square feet, square mete...

Data Storage Converter

Convert digital storage quantities between bytes, kilobytes (KB), megabytes...

Length Converter

Convert distances between meters, centimeters, feet, inches, kilometers, an...

Speed Converter

Convert travel velocity between miles per hour (mph), kilometers per hour (...

Temperature Converter

Convert temperatures between Celsius, Fahrenheit, and scientific Kelvin sca...

Time Converter

Convert time spans between seconds, minutes, hours, days, and weeks instant...

Volume Converter

Convert fluid and displacement volume between liters, US gallons, fluid oun...

Weight Converter

Convert mass units between kilograms, pounds (lbs), grams, ounces, stones, ...

Case Converter

Convert text into UPPERCASE, lowercase, Title Case, Sentence case, and URL ...

Character Counter

Count exact characters, letters, punctuation, and whitespace for SMS, Twitt...

Image Size Calculator

Calculate total megapixels, aspect ratios, and estimated uncompressed file ...

Password Generator

Generate secure, high-entropy random passwords using browser cryptographic ...

QR Code Generator

Generate clean, downloadable QR codes for websites, WiFi networks, and plai...

Random Picker

Pick fair, unbiased random winners from any list of names or choices for co...

Text Reverser

Reverse sentences, words, and letter order backward instantly for fun, enco...

Word Counter

Real-time client-side text analysis for character counts, word counts, sent...