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

Technave - Technave app enables users to get information about all the nearby store’s products, promotions, contact information, directions, address, and various other details.

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

Mobile Prices in Saudi Arabia - Mobile Prices in Saudi Arabia is a shopping app by TM LTD that provides features through which you can compare mobile phones to get the price difference so you can save money while buying your favorite phone.

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

Tulna Price Comparison App - Tulna Price Comparison App enables users to compare prices of mobile phones on a large number of online shopping websites so you can buy your favorite phone while saving some extra money.