MATLAB - A high-level language and interactive environment for numerical computation, visualization, and programming
Penny - Penny is a personal finance app that takes the pain out of keeping track of your finances.
GNU Octave - GNU Octave is a programming language for scientific computing.
Honeydue - The simplest way to manage money, together
Wolfram Mathematica - Mathematica has characterized the cutting edge in specialized processing—and gave the chief calculation environment to a large number of pioneers, instructors, understudies, and others around the globe.
Spendee - See where your money goes