Free Online Tools & Calculators

Calculate your exact age in years, months, days, and hours from your date of birth.

Count the exact number of days, weeks, and months between any two dates.

Count down to any future date or event. Share your countdown with a link.

Pick any color and get HEX, RGB, HSL, and HSB values instantly.

Generate strong, random passwords. Customize length, symbols, numbers, and more.

Generate QR codes for URLs, text, WiFi, email, and more. Download as PNG.

Calculate tip amount and split the bill between any number of people.

Calculate your monthly mortgage payment, total interest paid, and full amortization schedule.

Calculate the sale price after a discount. Find out how much you save.

Visualize how your money grows with compound interest over time.

Convert annual salary to hourly, daily, weekly, and monthly rates.

Calculate your Body Mass Index and find out if you are underweight, normal, overweight, or obese.

Calculate percentages instantly. What is X% of Y? X is what percent of Y? And more.

Generate random numbers within any range. Single or multiple numbers, no repeats option.

Flip a virtual coin. Get heads or tails instantly. Flip multiple times and track statistics.

Count words, characters, sentences, and paragraphs. Get reading time estimates.

Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case and more.

Count characters for Twitter/X, LinkedIn, Instagram and other social media platforms.

Convert between Celsius, Fahrenheit, Kelvin, and Rankine instantly.

Convert between pounds, kilograms, ounces, grams, stones, and more.