The "Download Now" link directs you to the iTunes App Store, where you must continue the download process. You must have iTunes installed in order to open the link, and you must have an active iTunes account to download the application. This download may not be available in some countries.
Can & Bottle Deposit allows the user to select the redemption state and determine the redemption amount. Just add up the cans and bottles and see how much you will get back. Will you be able to collect enough cans and bottles to justify the trip to Michigan to cash in on $0.10 per can?