All Tools & Calculators
Browse our complete library of verified tools. From health assessments to financial planning and developer utilities, every tool is built for precision and ease of use.
Find what you need
Pregnancy Week Calculator
Find out exactly how far along you are and your estimated due date based on your last period or conception date.
JSON Formatter & Validator
Format, validate, and minify your JSON data. Catch syntax errors instantly.
Tip Calculator
Quickly calculate the tip and split the bill among friends. No more awkward math at the dinner table.
BMI Calculator
Calculate your Body Mass Index (BMI) instantly to understand if you are within a healthy weight range for your height.
Reading Level Checker
Analyze the readability of your text using Flesch-Kincaid and other standard metrics.
Hex to RGB Converter
Convert hex color codes to RGB and HSL instantly. Perfect for designers and developers.
Ovulation Date Calculator
Identify your most fertile days and estimated ovulation date based on your cycle.
Unix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Support for seconds and milliseconds.
Pace Calculator
Calculate your running pace, finish time, or distance. Works for marathons, 5ks, and more.
Aspect Ratio Calculator
Calculate dimensions while maintaining any aspect ratio. Useful for video, images, and layout.
Text Case Converter
Convert text to uppercase, lowercase, title case, or sentence case instantly.
Password Strength Checker
Test your password against security standards to ensure it is hard to crack.