Smart Calculator: All in One

Smart Calculator & All-in-One Unit Converter is a powerful, offline-first multi-calculator application designed for daily mathematics, scientific formulas, financial calculations, health metrics, and unit conversions.

whether you are a student, engineer, business owner, or daily user, Smart Calculator provides accurate results in a sleek, fast, and modern interface.

🚀 KEY FEATURE HIGHLIGHTS:

🧮 1. SCIENTIFIC & BASIC CALCULATOR
• Basic Arithmetic: Addition, Subtraction, Multiplication, Division, Percentage, and Backspace.
• Advanced Trigonometry: Sin, Cos, Tan, Inverse Trigonometry, Logarithms (Log10, Ln).
• Powers & Roots: Square (x²), Cube (x³), Custom Powers (xʸ), Square Root (√), and Factorials (n!).
• Mathematical Constants: Pi (π) and Euler's number (e).
• Angle Modes: Switch seamlessly between Degrees (DEG) and Radians (RAD).

🏦 2. FINANCIAL CALCULATORS SUITE
• EMI & Loan Calculator: Calculate monthly EMI, total interest, and total payable amount.
• Mortgage Calculator: Breakdown of home loans with principal, interest, tax, and insurance.
• Compound Interest Calculator: Investment growth across monthly, quarterly, and annual compounding.
• Tip & Bill Splitter: Split restaurant bills easily with custom tip percentages.
• Discount Calculator: Calculate net savings and final price with tax calculations.
• GST Calculator: Instant +GST and -GST tax calculations.

❤️ 3. HEALTH & FITNESS CALCULATORS
• BMI Calculator: Body Mass Index score with colorful category classification gauge.
• BMR & TDEE Calculator: Basal Metabolic Rate and Total Daily Energy Expenditure calorie burner.

⏱️ 4. DATE & TIME TOOLS
• Age Calculator: Calculate exact age in Years, Months, Days, and Countdown to next birthday.
• Date Difference: Calculate duration and calendar days between two selected dates.

📏 5. MULTI-CATEGORY UNIT CONVERTER
• Instant real-time conversions for Length, Weight, Temperature, Area, Volume, Speed, Time, Data Storage, Pressure, and Energy/Power.

🛠️ 6. EVERYDAY UTILITY TOOLS
• Fuel Trip Cost Calculator: Distance, mileage, and fuel price estimation.
• Electricity Bill Estimator: Appliance wattage and kWh tariff rate cost breakdown.
• Password Generator: Secure password creator with symbols and numbers.
• Number to Words Converter & Roman Numerals Converter.

✨ WHY YOU WILL LOVE SMART CALCULATOR:
• 100% Offline Support: No internet required for calculation formulas.
• Calculation History & Favorites: Save important calculations and bookmark your favorite tools.
• Material 3 Dark Theme: Sleek, high-contrast dark mode for eye comfort and battery savings.

Download Smart Calculator today for fast, accurate, and effortless calculations!