Scratchwork vs Whisker

Draw easily on your computer.

Scribble is a tool developed by mathematicians to simplify the process of expressing ideas (such as equations and diagrams) on a computer. It offers features that enable communicating and solving challenging problems.

An absurdly simple mobile application to invest your savings, with as little as $5 in just 2 minutes.

Whisker is the world's simplest mobile app to invest your savings in the stock market. Start with as little as $5 in just 2 minutes, and choose from only three investment options that reflect your beliefs and values. Learn as you go -- Whisker teaches you the basics of investing in plain English as the world evolves, empowering you to grow your wealth and knowledge at the same time. It's the smartest, simplest way to invest -- period.