Browse our complete collection of free online calculators, converters, and utilities. Fast, accurate, and easy to use.
6 tools
Calculate roofing materials needed including shingles, underlayment, and ridge caps. Account for roof pitch and get accurate cost estimation.
Calculate how many bricks you need for wall construction. Get accurate brick quantity with mortar calculation, wastage factor, and total cost estimation.
Calculate how much paint you need for walls, rooms, or entire house. Get accurate paint quantity in gallons or liters with cost estimation.
Calculate concrete volume, number of bags needed, and total cost for your construction project. Supports slabs, footings, columns, and walls.
Calculate how many tiles you need for flooring or walls. Get accurate tile quantity with wastage, boxes needed, and total cost estimation.
Calculate flooring materials needed for carpet, laminate, hardwood, vinyl, or tile. Get accurate quantity with wastage, boxes needed, and total cost estimation.
9 tools
Convert between different units of digital data storage including bytes, kilobytes, megabytes, gigabytes, terabytes, and petabytes.
Calculate the exact duration between two dates in years, months, weeks, days, hours, minutes, and seconds. Perfect for age calculation, project planning, and time tracking.
Convert weight between different units - kilograms, grams, pounds, ounces, tons, and more.
Convert between different units of time including seconds, minutes, hours, days, weeks, months, and years.
Convert temperature between Celsius, Fahrenheit, and Kelvin. Accurate temperature conversion for all scales.
Convert volume between different units - liters, milliliters, gallons, cubic meters, and more. Perfect for cooking, chemistry, and everyday measurements.
Convert between different units of length including meters, kilometers, miles, feet, inches, centimeters, and more. Fast and accurate conversions.
Convert area between different units - square meters, square feet, acres, hectares, and more. Perfect for land measurement and real estate calculations.
Convert between different units of speed including kilometers per hour, miles per hour, meters per second, and more.
5 tools
Convert time between different timezones instantly. Perfect for scheduling meetings, coordinating with remote teams, and planning international calls.
Convert dates between different formats instantly. Supports ISO 8601, US, European, custom formats, and more. Perfect for data formatting, international dates, and database imports.
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds. Perfect for developers, database queries, API testing, and log analysis.
Calculate the exact number of days, weeks, months, and years between two dates. Perfect for project planning, relationship anniversaries, countdowns, and tracking time periods.
Find the ISO week number for any date. Calculate current week number, week start/end dates, and navigate between weeks. Perfect for project planning and scheduling.
3 tools
Format, validate, and beautify JSON data. Minify or prettify JSON with syntax highlighting. Perfect for developers working with APIs and data.
Encode text to Base64 or decode Base64 to text. Fast and secure Base64 conversion tool.
Encode or decode URLs and URL components. Handle special characters in URLs properly.
1 tool
3 tools
Demonstrates all custom functions available in the expression engine
Comprehensive loan calculator demonstrating hybrid expressions, dynamic UI, conditional logic, array operations, and rich formatting
Advanced project planning tool with automatic timeline generation, resource allocation, risk analysis, and milestone tracking
16 tools
Check your loan eligibility based on income, expenses, and credit score.
Calculate your Equated Monthly Installment (EMI) for loans. Get detailed breakdown of principal and interest payments with amortization schedule.
Calculate your exact take-home salary from CTC. Get detailed breakdown of gross salary, deductions (PF, tax, PT), allowances, and monthly in-hand salary with tax calculations.
Calculate returns on Recurring Deposit (RD) investments. Find out maturity amount with monthly deposits.
Calculate returns on your SIP investments. Find out how much wealth you can create through regular monthly investments in mutual funds.
Calculate your income tax liability for FY 2024-25. Compare old vs new tax regime, get tax-saving suggestions, and understand your tax breakdown with deductions.
Calculate your in-hand salary from CTC (Cost to Company). Get detailed breakdown of basic salary, HRA, allowances, PF, tax deductions, and take-home pay.
Calculate compound interest on your investments. See how your money grows with compounding over time.
Plan your retirement by calculating how much you need to save and invest to achieve your retirement goals.
Calculate returns on Public Provident Fund (PPF) investments. Find out maturity amount with annual deposits and tax benefits.
Calculate GST amount, net price, and gross price. Supports all GST rates - 5%, 12%, 18%, and 28%.
Calculate your gratuity amount based on last drawn salary and years of service as per Indian Payment of Gratuity Act, 1972.
Calculate returns on Fixed Deposit (FD) investments. Find out maturity amount and interest earned on your FD.
Calculate simple interest on your principal amount. Find out interest earned and total amount with principal.
Calculate returns on lumpsum mutual fund investments. Find out how much wealth you can create with one-time investment.
Calculate the impact of inflation on your money. Find out future value and purchasing power.
2 tools
Generate cryptographically secure passwords with customizable strength. Industry-standard password generator with real-time strength analysis and security recommendations.
Generate QR codes instantly for URLs, text, contact info, WiFi credentials and more. Customize size, error correction, and download in high quality. Free, fast, and secure - no data stored.
9 tools
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Calculate your next period date, ovulation day, fertile window, and track your menstrual cycle. Estimate total lifetime periods with clinically accurate calculations.
Calculate your pregnancy due date, current week, trimester, and baby development milestones. Get personalized pregnancy timeline with week-by-week guidance and beautiful visualizations.
Calculate your brain age based on cognitive function, lifestyle factors, and health indicators. Discover if your brain is younger or older than your actual age and get personalized recommendations.
Calculate your exact age in years, months, days, hours, and minutes. Find out how many days until your next birthday with instant results.
Calculate your Basal Metabolic Rate (BMR) - the number of calories your body burns at rest. Uses the Mifflin-St Jeor equation for accurate results.
Calculate your daily calorie needs based on your age, gender, weight, height, and activity level. Get personalized recommendations for weight loss, maintenance, or gain.
Calculate your Body Mass Index (BMI) instantly and understand your weight category. Get personalized health insights based on your height and weight with support for both metric and imperial units.
Calculate your body fat percentage using the U.S. Navy method based on gender, age, height, and body measurements.
3 tools
Calculate the final price after discount, savings amount, and original price before discount.
Demonstrates conditional visibility, dynamic validation, and dynamic styling features
Calculate percentages, percentage increase/decrease, and find what percentage one number is of another.