SitePal offers three types of account packages: Bronze - the most basic SitePal account. It allows you to do most things. Silver - the middle-tier SitePal account. It offers all of Bronze's features, supports more scenes, includes more audio streams and adds additional functionality such as Text-to-Speech and add to eBay auctions. Gold - the most powerful SitePal account. It has all of Silver's features, supports even more scenes, includes even more audio streams and also adds full API support, the ability to integrate with Flash and the ability to remove SitePal branding. Furthermore, each package can be purchased on a monthly or annual basis so you're not locked into a package should your needs change and as you come to appreciate SitePal's incredible utility and value.