WishSimply - Wishsimply is a easy-to-use online and mobile service to manage and share your wish lists.

Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.

wwwant - With Ant.com, search the web has never been so simple. Ant.com gives you the possibility to bookmark all your favorite webpages and access them wherever you are.

Fetchee - Fetchee is a free price tracking wish list app that works with all online stores worldwide.

WishMindr - WishMindr is a free online service that allows users to create gift wishlists for birthdays...

Keepa - Price history charts and the option to be alerted on price drops for all Amazon sites.