BidPigs is a brand new Penny Auction site.  BigPigs offers the usual items for auction with a Pig theme throughout the site.

DFWbid is a small penny auction site.  Their unique feature is auctioning off gift cards.

BidBlink is a medium sized Reverse Penny Auction.

BigDeal is a US only, medium sized penny auction site.  BigDeal has one unique feature called Loyalty Rewards - for each $1 spent you get Loyalty Bucks that you can use to buy merchandise at some discount off retail.

Beezid is a very large US focused Penny / View Price Auction site.  Beezid is also feature rich, including beginner auctions, why they refer to as "Cherry Auctions." Cute.

QuiBids is a very large US Penny Auction Site.  QuiBids has 1, 2, 5 10 and 20 cent auctions.

Dubli is a medium sized penny auction site that is also part of an MLM (multilevel marketing) company. Dubli offers Lowest Unique Bid and View Price Auctions.

Bidz is a very large discount auction, selling mostly jewelry and watches at significant discounts.  Bidz is not a penny auction, however, it is very popular with consumers looking for big discounts on large ticket items, similar to penny auctions.

Snaglo is a medium sized penny auction site based in the United States. Snaglo offers 10 free bids to new users when they make their first bid pack purchase.

BidHere is an Australia based Penny Auction site. BidHere offers a wide variety of auction features, such as Cash Back, Speed and $0 auctions.

BidRivals is a global Penny Auction site, with dedicated sites in over 20 countries. BidRivals has a wide assortment of auction items, offering many features, such as Buy It Now and Use Lost Bids.

Swoopo is one of the best known Penny Auction sites. Started in Germany in 2005, Swoopo has expanded worldwide to the United States as well as South Korea. Swoopo has a very large selection of items and features attracting a large number of users from all around the world. Enter promotion code fb0374 to get 3 free bids at registration.