Ritchie Bros. - Ritchie Bros.
Gixen - Free online service that places bids (similar to eBay) in the closing seconds.
Geoship - Geoship is an efficient mobile application that provides you all international eBay search information right on your mobile device.
Myibidder - Myibidder (Myibay) is a Free Auction Bid Sniper service for eBay.
Swapit - Swapit is one of the best mobile applications that provide hyper-local marketplace and brings sellers and buyers together for trade.
uBuyFirst - Advanced eBay buying software finds newly listed "Buy-It-Now" items first!