🧮 Basic Calculator
Standard arithmetic calculator with memory functions
⚗️ Scientific Calculator
Advanced scientific functions including trigonometry and logarithms
📊 Percentage Calculator
Calculate percentages, percentage increase/decrease, and percentage of numbers
🏃♂️ BMI Calculator
Calculate Body Mass Index and health category
🏠 Loan Calculator
Calculate monthly payments, total interest, and payment schedule
💱 Currency Converter
Convert between major world currencies (fixed rates)
🎂 Age Calculator
Calculate exact age in years, months, days, hours, and minutes
📐 Area Calculator
Calculate area of various geometric shapes
💰 Tip Calculator
Calculate tip amount and total bill with split options
🌡️ Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin
📈 Compound Interest Calculator
Calculate compound interest and investment growth
🍎 Calorie Calculator
Calculate daily calorie needs based on activity level
📏 Distance Converter
Convert between different distance units
🎓 GPA Calculator
Calculate Grade Point Average with credit hours
💻 Binary Calculator
Convert between binary, decimal, hexadecimal, and octal
🏡 Mortgage Calculator
Calculate mortgage payments with taxes and insurance
📦 Volume Calculator
Calculate volume of 3D shapes
⛽ Fuel Economy Calculator
Calculate fuel efficiency and trip costs
🔐 Password Generator
Generate secure passwords with custom options