NCalc — Powerful Scientific Calculator, Graphing, and Converter NCalc combines a natural-display scientific calculator, advanced maths tools, a full graphing module (as 83/84 calculator), a large formula library, and a comprehensive unit and currency converter—designed for students, engineers, and anyone who loves maths. ◉ Main Calculator Features - Natural display: Enter expressions exactly as in textbooks—fractions, roots, exponents, and more—see results as written on paper. - Keyboard layout: Matches popular models for familiarity and speed: 115 ES Plus, 991 ES Plus, 300 ES Plus, and 991 EX. - Symbolic and numeric modes: Perform exact fraction calculations or evaluate numerically when needed. - Arbitrary‑precision integers: Work with very large integers without losing accuracy. - Output types: Choose from fraction, mixed fraction, decimal, recurring decimal, degrees/minutes/seconds, and polar coordinates. - Angle units: Degree, radian, and gradian (grade). - Decimal formatter: Display numbers in normal, engineering, engineering SI, scientific, or fixed formats. - Calculation history: Review and reuse past calculations with ease. - Copy and paste support for fast data entry and sharing. ◉ Algebra, Calculus, and Core Maths - Algebra calculations: Expansion, factorisation, simplification, and more. - Calculus calculator: Derivatives, integrals, and limits of expressions. - Complex number calculations: Arithmetic, polar/rectangular conversion, exponential, logarithms, powers, roots, and full trigonometric functions. ◉ Equations and Inequalities - Equation solver: Solve general equations, plus dedicated solvers for quadratic, cubic, and quartic equations. - System of equations solver: Solve systems with 2, 3, or 4 variables. - Inequality solvers: Quadratic, cubic, and quartic inequalities with interval‑based solutions. ◉ Matrices and Vectors - Operations: Addition, subtraction, multiplication for matrices and vectors. - Advanced tools: Determinant, inverse, transpose, rank, eigenvalues, and eigenvectors. ◉ Statistics and Distributions - Statistical calculation: Descriptive stats and regression calculation (including a regression plotter). - Distribution calculation: Normal distribution, binomial distribution, Poisson distribution, t‑distribution, chi‑squared distribution, and F‑distribution. ◉ Number Bases and Formats - Base‑N calculation: Effortlessly switch between binary, octal, decimal, and hexadecimal, with arithmetic in each base. ◉ Tables, Variables, and Custom Functions - Table Generator: Generate value tables based on any expression and range. - Calculator variables: Store values and reuse them across calculations. - User‑defined functions: Create your own functions to streamline repetitive work. ◉ Built‑ins and Help - Built‑in constants: A rich set of mathematical and physical constants. - Built‑in documentation: Access helpful guidance anytime via the Help button. ◉ Formulae - Extensive formulae collection: Maths and Physics formulae, clearly categorised—ideal for secondary school, sixth form/college, and university students. ◉ Unit Converter - Currency Converter: Up‑to‑date exchange rates for quick conversions. - 1,000+ unit conversions: Length, mass, time, energy, power, temperature, pressure, data, and more—organised for fast lookup. ◉ Auto-renewing subscription You may purchase an auto-renewing subscription through an In-App Purchase. • Auto-renewable subscription • Your subscription will be charged to your AppStore account at confirmation of purchase and will automatically renew (at the duration selected) unless auto-renew is turned off at least 24 hours before the end of the current period. • Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your AppStore Account Settings after purchase • Privacy policy and terms of use: https://ncalc-app.web.app/terms-of-services.html