All Tools
Browse all free online tools, organized by category.
Finance Tools
EMI Calculator
Calculate your loan EMI, total interest, and payment schedule instantly. Free online EMI calculator for home loans, car loans, and personal loans.
Mortgage Calculator
Calculate your monthly mortgage payments, total interest, and amortization schedule. Free mortgage calculator for home buyers.
Loan Amortization Calculator
See the full amortization schedule for any loan. Track how each payment splits between principal and interest over time.
ROI Calculator
Calculate the return on investment for any venture. See your ROI percentage and net profit instantly.
Percentage Calculator
Calculate percentages easily: find what percent one number is of another, calculate percentage of a number, or find percentage change.
Discount Calculator
Calculate the final price after any discount. See how much you save and what you actually pay.
Tip Calculator
Calculate the right tip amount for any bill. Split the total among friends easily. Supports 10% to 25% tip rates.
VAT/Sales Tax Calculator
Calculate VAT/Sales Tax amounts instantly β add or remove tax from any price. Supports rates: 5%, 10%, 13%, 20%.
Recurring Investment Calculator
Calculate how your regular investments grow over time with compound returns. Perfect for DCA, monthly investing, and long-term wealth building.
Salary Calculator (Gross to Net)
Calculate your take-home pay from gross salary. Break down taxes, social security, deductions, and see your net pay.
Compound Interest Calculator
Calculate compound interest on your investments. See growth with daily, monthly, quarterly, or yearly compounding.
CAGR Calculator
Calculate the Compound Annual Growth Rate (CAGR) of any investment over time. See how your investments have performed on an annualized basis.
Simple Interest Calculator
Calculate simple interest easily. Enter principal, rate, and time to see total interest earned and final amount.
Term Deposit & Savings Calculator
Calculate term deposit and regular savings maturity. Compare lump-sum deposits vs periodic savings with compound interest.
Loan Comparison Calculator
Compare up to three loans side by side. See EMI, total interest, and total payment for each option.
Mutual Fund Returns Calculator
Calculate mutual fund returns β lump sum or SIP. See total investment, estimated returns, and maturity amount.
Income Tax Calculator
Calculate your income tax liability instantly. Free online income tax calculator for salaried individuals, freelancers, and businesses.
Break Even Calculator
Calculate your break-even point, required sales volume, and profit targets. Free online break-even calculator for businesses and entrepreneurs.
Home Loan EMI Calculator
Calculate your home loan EMI, total interest, and repayment schedule. Free online mortgage EMI calculator for home buyers.
Lumpsum Calculator
Calculate the future value of your lump sum investment with compound interest. Free online lumpsum calculator for investors.
Car Loan Calculator
Calculate your car loan EMI, total interest, and monthly payments. Free online auto loan calculator for new and used cars.
Net Worth Calculator
Calculate your net worth by tracking assets and liabilities. Free online net worth calculator for personal financial planning.
Salary Hike Calculator
Calculate your salary hike percentage, new salary, and increment amount. Free online salary hike calculator for employees.
VAT Calculator
Calculate VAT amounts, tax-inclusive and tax-exclusive prices. Free online VAT calculator for businesses and consumers.
Health & Medical Tools
BMI Calculator
Calculate your BMI instantly. BMI calculator for adults using metric or imperial units. Understand your weight category and get health tips.
Pregnancy Due Date Calculator
Estimate your due date, current week of pregnancy, and trimester. Based on LMP or conception date.
Body Fat Percentage Calculator
Estimate your body fat percentage using measurements or the US Navy method. Track your fitness progress.
Calorie Calculator
Calculate your daily calorie needs for weight maintenance, loss, or gain. Based on your age, gender, activity level, and goals.
Ideal Weight Calculator
Calculate your ideal body weight based on height, age, and gender using multiple formulas. Free health tool.
Daily Water Intake Calculator
Calculate your daily water needs based on weight, activity level, and climate. Stay hydrated with personalized water goals.
TDEE & Macro Calculator
Calculate your TDEE (Total Daily Energy Expenditure) and macro breakdown based on your activity level and goals.
Heart Rate Zone Calculator
Calculate your target heart rate zones for fat burn, cardio, and peak training. Based on your age and resting heart rate.
Period & Ovulation Calculator
Track your menstrual cycle, predict ovulation, fertile window, and next period. Free period tracker for women.
Blood Pressure Tracker & Log
Track and log your blood pressure readings over time. See systolic, diastolic, and pulse trends with charts.
Text Tools
Word Counter - Text Tools
Free online word counter - text tools tool. Works in your browser, no signup needed, your data stays private.
Lorem Ipsum Generator
Generate lorem ipsum placeholder text for your designs, mockups, and layouts. Free online dummy text generator with multiple options.
Case Converter
Convert text between uppercase, lowercase, title case, sentence case, and more. Free online case converter tool.
Text to Slug
Convert any text into a clean SEO-friendly URL slug. Free online slug generator for blog posts, articles, and web pages.
Text Repeater
Repeat any text or word multiple times with optional separators. Free online text repeater for testing, formatting, and learning.
Reading Time Calculator
Estimate how long it takes to read any text. Free online reading time calculator for writers, editors, and content creators.
Developer Tools
UUID Generator - Developer Tools
Free online uuid generator - developer tools tool. Works in your browser, no signup needed, your data stays private.
JWT Decoder - Developer Tools
Free online jwt decoder - developer tools tool. Works in your browser, no signup needed, your data stays private.
Password Strength Checker
Check how strong your password is and get tips to improve it. Free online password strength checker with real-time analysis.
JSON Formatter
Format, validate, and beautify your JSON data. Free online JSON formatter and validator with syntax highlighting and error detection.
Base64 Encode Decode
Encode text to Base64 or decode Base64 back to text. Free online Base64 converter for developers and data processing.
URL Encode Decode
Encode or decode URLs and query parameters. Free online URL encoder and decoder for web developers.
QR Code Generator
Generate custom QR codes for URLs, text, and more. Free online QR code generator with download options.
Converters
Unit Converter - Converters
Free online unit converter - converters tool. Works in your browser, no signup needed, your data stays private.
Temperature Converter - Converters
Free online temperature converter - converters tool. Works in your browser, no signup needed, your data stays private.
Timestamp Converter
Convert Unix timestamps to readable dates and vice versa. Free online timestamp converter for developers.
Number to Words
Convert numbers to English words and text. Free online number to words converter for checks, invoices, and documents.
Roman Numeral Converter
Convert between Roman numerals and Arabic numbers. Free online Roman numeral converter for history, clocks, and education.
Calculators
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes. Free online age calculator from date of birth.
Average Calculator
Calculate the average (mean) of any set of numbers. Free online average calculator with step-by-step results.
Scientific Calculator
Perform advanced mathematical calculations with our free online scientific calculator. Trigonometry, logarithms, exponentials, and more.
Grade Calculator
Calculate your grades, GPA, and final exam score needed. Free online grade calculator for students and teachers.
Date Calculator
Calculate the difference between two dates or add/subtract days from a date. Free online date calculator for planning and scheduling.