Enjoy your mobile software the way your fingers intended
QED Solver for Windows

QED Solver is a computing platform designed for serious science & engineering problems.

Use QED to solve:
  • Systems of equations
  • Linear equations
  • Nonlinear equations
  • Function minimizations
  • Derivatives
  • Definite integrals

Find out more:
Enjoy your mobile software the way your fingers intended
QED Solver for iPad

Experience the power of QED Solver on your iPad. QED Solver is a computing platform designed for serious science & engineering problems. Features include natural entry, syntax highlighting, and much more.


Find out more:
Enjoy your mobile software the way your fingers intended
QED Solver for iPhone

The full power of QED Solver in the palm of your hand. The iPhone version is optimized for fast problem entry and has nearly all the features of the iPad & PC versions.

Use QED to solve:
  • Systems of equations
  • Linear equations
  • Nonlinear equations
  • Function minimizations
  • Derivatives
  • Definite integrals

Built-In Functions:
  • Trigonometric functions
  • Logarithmic/exponential functions
  • Statistical functions

QED also:
  • Generates solution reports
  • Works with inequalities
  • Plots and prints the graphs of functions

Find out more:
Dead Simple Fit Equations to Data Format Variables Lots of Examples Create & Share Beautiful Reports with Charts Complex Problems Comprehensive In-App Help

QED Features: everything you need in a solver, and more

Syntax Highlighting Beautifully formatted text

QED implements a clean & elegant syntax highlighting scheme that makes it easier to read and follow the logic of your math problems.

Natural Entry Just enter your problem

We've made the syntax as close to natural language as possible and augmented the standard keyboard with the keys you'll need to quickly enter your problems.

Blazingly Fast High speed computation

Your math problem is optimized & compiled to binary code and run through computation engine. Most problems are solved in just a few milliseconds.

Solution Reports Share your solutions

Create, print, and share professional solution reports. Customize your report by formatting the solution variables, adding a description, and much more.

Solve Anything Well, almost anything

QED's computation engine can solve systems of linear & non-linear equations, numerical integration & differentiation, calculus functions, and much more.

User Functions Define your own functions

Creating your own functions provides an efficient way of making your problem both compact and elegant. QED supports both single & multi-line user defined functions.



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