Smart Online Calculators
Free, fast, and accurate tools for health, finance, dates, conversions, and more — right in your browser
❤️Health & Fitness6
Age Calculator
Calculate your exact age in years, months, days, weeks, and hours with next birthday countdown
BMI Calculator
Calculate your Body Mass Index (BMI) and find your healthy weight range
Ideal Weight Calculator
Find your ideal body weight using 4 proven medical formulas
Daily Calorie Calculator (TDEE & BMR)
Calculate your daily calorie needs to maintain, lose, or gain weight
Pregnancy Due Date Calculator
Calculate your estimated due date, gestational age, and pregnancy trimesters
Ovulation & Fertility Calculator
Predict your most fertile days and ovulation date to increase chances of conception
💰Financial & Business7
Loan & Mortgage Calculator
Calculate monthly installments, total interest, and full amortization schedule
Islamic Zakat Calculator
Calculate your Zakat on cash, gold, silver, and business inventory accurately
Compound Interest Calculator
Calculate returns on deposits, savings, and investments with compound interest
Discount & Sale Calculator
Calculate the final discounted price and exact money saved on any purchase
GPA Calculator (4.0 & 5.0 Scale)
Calculate your semester and cumulative GPA on 4.0 or 5.0 scales
Salary Tax & Net Pay Calculator
Calculate net take-home salary after income tax and social security across countries
Live Currency Converter
Convert between world currencies with live real-time foreign exchange rates
📅Dates & Time4
Date Difference Calculator
Calculate exact time between two dates in years, months, weeks, days, and hours
Live Event Countdown Timer
Live real-time ticking countdown in days, hours, minutes, and seconds to any event
Islamic Iddah Calculator
Calculate the waiting period for divorced, widowed, or pregnant women per Islamic law
Hijri & Gregorian Date Converter
Convert between the Islamic lunar Hijri calendar and the solar Gregorian calendar
📐Unit Converters4
Weight & Mass Unit Converter
Convert between kilograms, grams, pounds, ounces, milligrams, and tons
Length & Distance Converter
Convert between meters, centimeters, feet, inches, yards, miles, and cubits
Temperature Converter
Convert between Celsius (°C), Fahrenheit (°F), and Kelvin (K)
Area & Land Unit Converter
Convert between square meters, hectares, acres, Feddan, Dunum, Qirat, and Sahm
📝Text & Files3
Word & Character Counter
Count words, characters, sentences, paragraphs, and estimate reading/speaking times
Strong Password Generator
Generate secure, random, high-entropy passwords instantly in your browser
Online Image Compressor
Compress and reduce JPG, PNG, and WebP image sizes client-side with instant download
🕌Religious3
Daily Prayer Times
Find accurate prayer times (Fajr, Sunrise, Dhuhr, Asr, Maghrib, Isha) for any city
Qibla Direction & Compass
Find the exact direction of the Kaaba in Mecca from anywhere in the world
Ramadan Fasting Makeup Calculator
Track missed Ramadan fasts, plan makeup schedule, and calculate completion date