Quad Solver

Quad Solver

Quad Solver is in my (not-so-humble) option the single best application in the App Store for dealing with quadratic equations.

Here's the description I wrote for iTunes:

Quad Solver is the best, full featured iOS application for solving Quadratic Equations and using the quadratic formula.  It's easy to use, fast, and best of all: it's FREE!

Available on the App Store

Features of Quad Solver include:

  • Support for imaginary roots (Complex Numbers)
  • Solves the Discriminate
  • Solves the Vertex
  • Solves for Symmetry
  • Graphing Help
  • Advanced Help information
  • Solves the Derivative
(Click to view full-size.)