eCalc : Online Scientific Calculator

If the Windows Calculator does not suffice your needs, here a Scientific Calculator called eCalc – Scientific Calculator which can be accessed right from your browser without the need of any plugins. It also has the functions of a basic calculator.It supports complex calculations like Unit Conversion, Equation Solver, Base Conversion, Constants also. eCalc  has 2 input modes Algebraic and RPN Mode, It also stores the results of the past calculations in a stack and can be accessed by scrolling up and down.

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What Calculations Can eCalc Perform :

  • Trigonometry
  • Algebra
  • Scientific Math
  • Equation Solver
  • Complex Numbers
  • Unit Converter
  • Decimal to Fraction
  • RPN or Algebraic

eCalc also available as a iPhone or iPod Touch app, which costs $4.99 but the number of calculations it performs it completely eliminates the need of a handheld scientific calculator.Here’s a list of functions that the iPhone/iPod Touch can perform :

  • RPN mode
  • 24 trigonometry functions
  • Factorial, remainder, inverse, power, and logarithmic functions
  • Complex number support in rectangular and polar forms
  • Decimal to fraction converter
  • Base converter (decimal, octal, hexidecimal, binary)
  • Linear equation solver
  • Polynomial root solver
  • 24 built in constants
  • 125 unit conversions (12 categories)

The app also comes with Six math help PDF documents, which can be referred for the formulae of

  • Algebra
  • Calculus Derivatives/Integrals
  • Geometry
  • Trig Definitions, Laws, & Identities

If your on the Windows Platform there is also a free desktop version eCalc with basic functions.

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