Flow Calculator

Instead of the command-line type of interface in most calculators, Flow Calculator gives you a more intuitive way to express your multi-step calculations, which are shown as diagrams, revealing the structure of your calculation, and all the intermediate results. Here you can freely drag the numbers and operations around, and interactively edit the calculation. This graphic, flexible representation could help you to better understand a complex math formula, and make changes a lot more conveniently. Try this unique calculator and let the numbers flow with your mind!

Features:
• Interactive interface: everything can be dragged around, and selected for further options; every number can be tagged with text label.
• Supports scientific calculations, including operations +, -, *, , square, inverse, square root, sin, cos, tan, exp, log, power, factorial.
• Calculations can be saved and loaded.
• Results can be shown as decimal or fraction. In decimal form, a result's precision can be adjusted, with support of scientific notation.