HammerSnipe PowerTool is a specialized eBay and online auction browser and bid sniping tool that can place last-minute snipe bids for you even when you are away from your computer and not online.

Enter an eBay user ID, and with a single click, retrieve: (1) seller history, (2) bidder history, (3) feedback received, (4) feedback left for others. Extract negative and neutral comments from a long list of eBay feedback.

Auction Informant monitors the items you (or any seller) are selling on eBay. When a new items is posted, or an item receives a bid or a bid retraction, Auction Informant will send a message to your email address, wireless phone, or pager.

FeeFinder takes the mystery out of eBay's complicated fees. It can calculate your fees for virtually any type of eBay auction, as well as PayPal and eBay Payments costs. It works with eBay UK, eBay Canada, eBay Germany and the main eBay site.

Enter an eBay user ID, and with a single click, retrieve: (1) seller history, (2) bidder history, (3) feedback received, (4) feedback left for others. View and sort this data in ways you cannot on eBay. A powerful tool to use alongside eBay.

Create, maintain, and share a list of bidders who are blocked from participating in your eBay online auctions. Save and share your list with other users. View information about bidders on your list and send them messages through eBay.

BayMail allows you to send email to other eBay users without their actual email addresses. Send messages to up to 5 users at once without leaving the auction page you're viewing. BayMail works like an email client but sends email through eBay.