TechCalc+ Calculator play online

TechCalc+ is the "Swiss Army Knife" of Scientific Calculators ... 44 Calculation Options + a Scientific Reference Section + the Periodic Table of the Elements!

Perfect for all aspects of scientific and engineering calculations in school, university and throughout your career. Why not play online it now and give it a try?

Modes included are:

Basic Mode - Algebraic and Reverse Polish Notation (RPN),
Scientific Mode - Algebraic and Reverse Polish Notation (RPN),
64-bit Programmer Mode (Hex, Oct, Bin and Dec) - Algebraic and Reverse Polish Notation (RPN),
Graphing,
Matrices,
Complex Numbers (cartesian, polar, using Euler's identity),
Quick Formulas,
Quick Converter,
Time Calculator,
Equation Solver,
Calculus (Derivatives, Definite Integrals, Taylor Series, Indefinite Integrals & Limits)
Financial

+ the Periodic Table of Elements!

Features include:

All Trigonometric operations (radians, degrees or gradients)
Powers & Roots
Logs and Antilogs
Factorial, Modulus & Random Numbers functions
HCF, LCM, Prime factorization
Pol() & Rec() Functions
Permutations (nPr) and Combinations (nCr)
Statistics
Fractions Mode
A wide range of conversion categories and constants
20 Memory Registers in each of the calculation modes
Detailed calculation history
Extensive Help and Reference
Highly customizable via the Settings

The reference section includes:

Physical Laws
Names in the Metric System
Mathematical Tables
Elementary & Linear Algebra
Trigonometric Identities
Differentiation & Integration Rules
Statistics Formulas
Vector Mathematics
ASCII, IEEE 754, Fractional Bits, Roman Numeral & Number Base Converters
pH, Interpolation, Body Mass Index (BMI), Percentage, Color, Proportion & Molecular Weight Calculators
Sigma & Pi Notation
Balancing Chemical Equations
Statistics (Grouped Data)
Numerical Sequences
Humidity Calculations
Boolean Algebra Calculator
Empirical Formula Calculator
Characteristics of an RLC Circuit
Feet and Inches Calculator
Aspect Ratio Calculator
Barometric Formula Calculator
Linear Regression Analysis (Simple Linear Regression; Multiple Linear Regression)
Bicycle Tire Pressure Calculator

Please email any questions that are not answered in the Help section.