Scientific Calculator & Graph

Scientific Calculator & Graph is an all-in-one mathematical tool built for students, engineers, scientists, and professionals who need fast, accurate, and intuitive calculations.

Equipped with real-time 2D function plotting, multi-category unit conversion, persistent calculation history, and dynamic formula solvers for mathematics and physics.

KEY FEATURES:

🔬 ADVANCED SCIENTIFIC CALCULATOR
• Full arithmetic and algebraic operations.
• Trigonometric & Hyperbolic Functions: sin, cos, tan, asin, acos, atan, sinh, cosh, tanh.
• Flexible angle mode switching: Degrees (DEG) and Radians (RAD).
• Logarithms & Powers: natural log (ln), log10, log2, exponentials (eˣ, 10ˣ), factorials (n!), powers (xʸ, x², x³), and square/cube roots.
• Live Calculation Preview: Displays real-time evaluation as you type.
• Dedicated Answer Recall (Ans), Inverse mode (INV), and percentage calculations.

📈 INTERACTIVE 2D FUNCTION GRAPHING
• Plot continuous mathematical functions f(x) instantly.
• Smooth pan (drag) and zoom in/out across Cartesian axes.
• Interactive Trace Mode: Tap anywhere along the curve to inspect precise coordinate values (x, y).
• Built-in function presets: Sine, Cosine, Parabola, Cubic, Rational, Gaussian Bell Curve, and Sinc function.
• Table of Values: Generate a detailed f(x) evaluation table across custom step ranges.

🔄 COMPREHENSIVE UNIT CONVERTER
Convert dozens of units across 10 vital categories:
• Length: Kilometer, Meter, Centimeter, Millimeter, Mile, Yard, Foot, Inch, Nautical Mile.
• Mass & Weight: Metric Ton, Kilogram, Gram, Milligram, Pound, Ounce, Carat.
• Temperature: Celsius (°C), Fahrenheit (°F), Kelvin (K), Rankine (°R).
• Volume: Liter, Milliliter, Cubic Meter, Gallon (US), Fluid Ounce, Cup, Tablespoon, Teaspoon.
• Area: Square Meter, Square Kilometer, Hectare, Acre, Square Foot, Square Inch.
• Speed: m/s, km/h, mph, knot, ft/s.
• Time: Millisecond, Second, Minute, Hour, Day, Week, Month, Year.
• Digital Data: Bit, Byte, KB, MB, GB, TB, PB.
• Pressure: Pascal, kPa, Bar, Atmosphere (atm), psi, mmHg.
• Energy: Joule, Kilojoule, Calorie, Kilocalorie, Watt-hour, Kilowatt-hour, Electronvolt.
• Instant Multi-Unit Overview: View conversions across all units within a category on a single screen.

🕒 CALCULATION HISTORY & FAVORITES
• Automatic local history logging powered by offline database storage.
• Star and bookmark key calculations as favorites.
• Fast search bar to find past equations and answers.
• One-tap copy to clipboard or insert previous expressions directly into the calculator.

📐 FORMULA SOLVER & CUSTOM FORMULAS
• Preloaded reference formulas for Geometry, Physics, Mathematics, and Finance (Circle Area/Perimeter, Pythagorean Theorem, Cylinder/Sphere Volume, Kinetic & Potential Energy, Newton's Second Law, Ohm's Law, Electric Power, Quadratic Discriminant, Compound Interest, etc.).
• Dynamic Variable Inputs: Enter parameter values and compute results with automatic precision.
• Custom Formula Creator: Save and organize your own formulas for everyday study or technical work.

DESIGN & USER EXPERIENCE:
• Modern Material 3 interface crafted for clarity and reduced eye strain.
• 100% offline functionality — no internet connection required.
• Lightweight, highly responsive, and battery friendly.