Online Tools
A collection of free online tools useful in everyday life
Character Counter
Count characters, words, and bytes in your text in real-time. Options for including/excluding spaces.
D-Day Calculator
Calculate the days remaining until or passed since a specific date.
Age Calculator
Enter your birth date to calculate your exact age in years, months, and days.
BMI Calculator
Enter your height and weight to calculate your Body Mass Index and health status.
Unit Converter
Easily convert between different units of length, weight, temperature, and more.
JSON Formatter
Format and validate your JSON data with proper indentation.
Delivery Tracker
Track your package delivery status with tracking number.
QR Code Generator
Convert text, URLs, contacts into QR codes. Download as image.
Password Generator
Generate secure random passwords. Customize length and character types.
Color Converter
Convert between HEX, RGB, and HSL color codes. Live color preview.
Timer & Stopwatch
Online timer and stopwatch. Track time with sound alerts.
Lorem Ipsum Generator
Generate dummy text for design and development projects.
Severance Pay Calculator (Korea)
Calculate Korean severance pay based on 2026 standards. Enter tenure and salary.
Annual Leave Calculator (Korea)
Calculate unused annual leave allowance based on 2026 Korean labor law.
Unemployment Benefits (Korea)
Estimate Korean unemployment insurance benefits based on 2026 standards.
Gift & Inheritance Tax (Korea)
Calculate Korean gift and inheritance tax based on 2026 tax law.
Jeonse Loan Calculator (Korea)
Calculate interest and monthly payments for Korean Jeonse deposit loans.
Salary Calculator (US/UK/CA)
Calculate take-home pay with 2026 tax rates for US, UK, and Canada.
Mortgage Calculator
Calculate monthly mortgage payments and total interest. Fixed & adjustable rates.
US State Tax Calculator
Calculate 2026 income tax and take-home pay by US state.
What Car Can I Afford?
Enter your salary and savings to find out what car you can realistically afford.
What Home Can I Afford?
Calculate how much house you can afford based on your income and savings.
Salary Percentile Calculator
Find out where your salary ranks compared to others your age.
Loan Refinance Calculator
Analyze if refinancing your loan saves money, including fees and break-even point.
Rent vs Buy Calculator
Compare renting vs buying a home with opportunity cost analysis.
Mortgage Repayment Comparison
Compare fixed-rate, adjustable, and interest-only mortgage options.
Personal Loan vs Credit Card
Compare personal loans and credit card debt in terms of cost and credit impact.
Buy vs Lease a Car
Analyze whether buying or leasing a car is more cost-effective for you.
Compound Interest Calculator
Calculate compound interest and final amount based on principal, rate, and time period.
Calorie Calculator
Calculate your daily calorie needs and BMR based on age, gender, and activity level.
Body Fat Calculator
Estimate your body fat percentage and health status based on body measurements.
Sleep Calculator
Find optimal sleep cycles based on your bedtime or wake-up time for better rest.
Tip Calculator
Calculate tip amount and total bill. Split between multiple people.
Inflation Calculator
Calculate how past money values compare to today. Understand purchasing power changes.
ROI Calculator
Calculate return on investment (ROI) and annualized returns from your investments.
Net Worth Calculator
Calculate your net worth by entering assets and liabilities. Analyze financial health.
Carbon Footprint Calculator
Calculate your carbon emissions from daily activities and understand your environmental impact.
Water Intake Calculator
Calculate your recommended daily water intake based on weight and activity level.
Currency Converter
Convert between currencies using exchange rates. Supports USD, EUR, JPY and more.
Stock Profit Calculator
Calculate profit, loss, and ROI from stock trades. Includes commission fees.
Timezone Converter
Convert times between major world cities. Perfect for scheduling international meetings.
Weight Goal Calculator
Calculate calorie adjustments needed and estimated time to reach your target weight.
Loan Repayment Calculator
Calculate monthly payments and total interest for any loan amount and term.