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

Giftwhale - Giftwhale allows you to create personalised wish lists online.

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

Wantt - Create & share wish lists for free

Shopping.com - Shopping.com is a leading price comparison site that allows you shop online for the best deals and lowest prices. You can read unbiased product reviews and compare prices online. Online shopping has never been as easy!

Anywish.app - Collect gift ideas for your loved ones and share your own wishlists. Add items from any online store. The perfect list maker for Christmas and other events!