Rule of Three Calculator: solve direct, inverse, simple, and compound rule of three problems online. Perfect for fast and accurate proportional calculations.

Easily calculate your gross margin with our online calculator. Get accurate results and visualize your profits against costs in real time.

Generate secure, random passwords instantly. Customize with letters, numbers, and symbols to protect your online accounts effectively.

Discount calculator that helps you find the final price and savings. Easily enter the original price and discount percentage.

Use our SEO character counter to optimize meta titles and descriptions, improving your website's ranking in search engines.

Convert colors easily with our Color Converter tool. Supports RGB, HEX, CMYK, HSL, and HWB formats for all your design needs.

Calculate your Body Mass Index (BMI) quickly and accurately to assess your weight category and overall health with our free BMI calculator.

Easily count characters, words, and paragraphs with our online Character Counter tool, perfect for writers and students needing precise text limits.

Time lapse calculator to easily find the difference between dates and times in years, months, days, hours, minutes, and seconds.