Software displays the cost of buying and selling cryptocoins simultaneously at different exchanges.
All (available) currency pairs are displayed in a single window.
Minimum sale price and the maximum purchase price is highlighted.
Designed for the arbitration between the exchanges: Btc-e, Cryptsy, Bter, Poloniex.
https://www.dropbox.com/s/oiqws0u316ypdfw/WindowCoins.png - screenshot
https://www.dropbox.com/s/yj7c01ft4mo05wf/WindowCoins.zip - source for Delphi XE (binary's included)
https://github.com/SoftXE/WindowCoins - project on github