1. fxSolver is an free online math solver, equation library, graphing calculator and science/engineering problem helper. To get started, add some formulas, fill in any input variables and press "Solve."

  2. SpeedCrunch. SpeedCrunch is a high-precision scientific calculator featuring a fast, keyboard-driven user interface. It is free and open-source software, licensed under the GPL. Download Documentation Donate .

  3. Get help and support for Windows —Windows 10, Windows 8.1, Windows 7, and Windows 10 Mobile.

  4. Mathematica is a technical computing system with a broad range of uses throughout various fields of discipline.

  5. Soulver is a software application that functions as a calculator that allows you type a continuous stream of information rather than having to input data into multiple cells.

  6. Free Step-By-Step Solutions to algebra problems.

  7. PCalc is the powerful choice for scientists, engineers, students, programmers, or indeed anybody...

  8. Photomath is a mobile app that will give you the ability to test your equations through a simple calculator interface that will fully explain the solution in a step-by-step fashion. Read more about Photomath.

  9. Mathway is a freemium math solving app that helps you find the solutions to any math problem you can imagine.