Health & Utility Tools
Track your health metrics and convert units instantly.
BMI Calculator
Body Mass Index & Health Status
Body Fat Calculator
Estimate body fat percentage (US Navy Method).
Concrete Converter
Estimate cement bags and volume.
IP Subnet Estimator
Calculate CIDR, network ranges, and host limits.
Bra Size Converter
Estimate your bra band and cup size.
Fuel Cost Utility
Estimate gas money and trip expenses.
BTU Calculator
Estimate AC cooling capacity requirements.
Square Footage Planner
Calculate total area of complex spaces.
Love Tool
Test your crush compatibility match.
Horsepower Estimator
Calculate HP from engine torque and RPM.
Resistor Converter
Decode 4 and 5 band resistor colors.
Ohm's Law Calculator
Solve Voltage, Current, Resistance, Power.
Roofing Tracker
Calculate shingle bundles and roof area.
Tile Planner
Calculate floor and wall tiles needed.
Mulch Tool
Calculate mulch yards and bags.
Gravel Estimator
Calculate tons of stone & gravel.
Wind Chill Calculator
Calculate feels like temperature.
Heat Index Utility
Calculate feels like temp.
Dew Point Tracker
Calculate dew point & moisture.
GPA Planner
Calculate college or high school GPA.
Date Difference Tool
Calculate days between two dates.
Pregnancy Due Date
Calculate due date and gestational age.
Ideal Weight Converter
Find your ideal weight (Robinson, Miller, Devine).
BMR Utility
Calculate your Basal Metabolic Rate.
Calorie Tracker
Estimate daily calories for weight loss or maintenance.
TDEE Calculator
Calculate your total daily energy expenditure.
Age Calculator
Calculate Age from Date of Birth
Password Generator
Secure Password Creator
Length Converter
Convert between CM, Meters, Feet, Inches
Weight Converter
Convert Kg, Lbs, Grams, Oz
Temperature Converter
Convert Celsius, Fahrenheit, Kelvin
Volume Converter
Convert Liters, Gallons, Cups
Area Converter
Convert Sq Meters, Sq Feet, Acres
Tip Planner
Calculate gratuity and split bills.