Omni Calculator - Helping you make rational decisions, one calculation at a time.
Percentage Calculator - The percentage calculator to make your life easier
Numbr - An elegant calculator for the web
Financial Toolbelt - Powerful calculators that help you improve your finances
Soulver - 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.
Pry Financials - Finance for Founders