Free Online Toolsfor Everyone
Fast, private, and beautifully designed. No installation needed.
100% Client-Side
All processing happens in your browser. No data is sent to any server.
Dark Mode
Easy on your eyes with automatic dark mode support.
Multilingual
Available in multiple languages for global users.
Converters
16 tools
Unit Converter
Convert between units of length, weight, temperature, volume, speed, and more.
JPG to PDF Converter
Convert JPG images to PDF documents for free, online, directly in your browser.
PNG to PDF Converter
Convert PNG images to PDF documents for free, online, directly in your browser.
WebP to PNG Converter
Convert WebP images to PNG format for free, online, in your browser.
WebP to JPG Converter
Convert WebP images to JPG format for free, online, in your browser.
PDF Merge
Merge multiple PDF files into one document for free, online, in your browser.
PDF Split
Split PDF files into separate pages or custom ranges for free, online, in your browser.
HEIC to JPG Converter
Convert HEIC/HEIF images to JPG format for free, online, in your browser.
PNG to JPG Converter
Convert PNG images to JPG format for free, online, in your browser.
JPG to PNG Converter
Convert JPG images to PNG format for free, online, in your browser.
JPG to WebP Converter
Convert JPG images to WebP format for free, online, in your browser.
PNG to WebP Converter
Convert PNG images to WebP format for free, online, in your browser.
Image Compressor
Compress images to reduce file size for free, online, in your browser.
SVG to PNG Converter
Convert SVG vector images to PNG format for free, online, in your browser.
AVIF to JPG Converter
Convert AVIF images to JPG format for free, online, in your browser.
Image Resizer
Resize images to custom dimensions for free, online, in your browser.
Math & Calculators
9 tools
Percentage Calculator
Calculate percentages easily. Find what percent of a number, percentage change, and more.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth.
Date Calculator
Calculate the number of days between two dates or add/subtract days from a date.
Tip Calculator
Calculate tip amount and split the bill among friends easily.
Loan Calculator
Calculate monthly payments, total interest, and amortization schedule for any loan.
GPA Calculator
Calculate your Grade Point Average (GPA) by entering courses, grades, and credit hours.
Scientific Calculator
Advanced calculator with trigonometric, logarithmic, and exponential functions.
Standard Deviation Calculator
Calculate standard deviation, variance, mean, and other statistics for a data set.
Fraction Calculator
Add, subtract, multiply, and divide fractions with step-by-step results.
Quadratic Equation Solver
Solve quadratic equations (ax² + bx + c = 0) and find roots, vertex, and discriminant.
Health & Fitness
8 tools
TDEE Calculator
Calculate your Total Daily Energy Expenditure (TDEE) and daily calorie needs based on your activity level.
BMI Calculator
Calculate your Body Mass Index (BMI) based on height and weight.
Calorie Calculator
Calculate your daily calorie needs based on your goals and activity level.
Body Fat Calculator
Estimate your body fat percentage using the US Navy method.
BMR Calculator
Calculate your Basal Metabolic Rate — the calories your body burns at rest.
Due Date Calculator
Calculate your pregnancy due date based on your last menstrual period.
Ideal Weight Calculator
Find your ideal weight range using multiple scientific formulas.
Macro Calculator
Calculate your daily macronutrient needs — protein, carbs, and fat in grams.
Ovulation Calculator
Estimate your ovulation date and fertile window based on your menstrual cycle.
Finance
7 tools
Mortgage Calculator
Calculate monthly mortgage payments, total interest, and total cost.
Compound Interest Calculator
Calculate compound interest with regular contributions over time.
Salary Calculator
Convert your salary between hourly, daily, weekly, biweekly, monthly, and annual.
Paycheck Calculator
Estimate your take-home pay after taxes based on your gross salary.
Inflation Calculator
Calculate the impact of inflation on purchasing power over time.
Sales Tax Calculator
Calculate sales tax amount and total price, or reverse-calculate from total.
Discount Calculator
Calculate discount amount, final price, and savings. Supports double discounts.
More Tools
Developer utilities, generators, and conversion tools