PC World reports that Amazon's Web-based Android Appstore is open for business offering some advantages over Google's Android Market.

Amazon's Appstore for Android opened for business Tuesday offering a free paid app every day, one-click purchasing, and the ability to test drive apps before you buy making it a formidable challenger to Google's own Web-based Android Market. Here is a quick look at what's available on Amazon's Appstore for Android. You can access the new appstore directly here.

  Amazon's Appstore for Android is Live