Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.
Chars - Unicode Symbols Keyboard for iOS
Fetchee - Fetchee is a free price tracking wish list app that works with all online stores worldwide.
Smart Compose in Gmail - Write emails faster with Smart Compose in Gmail
Keepa - Price history charts and the option to be alerted on price drops for all Amazon sites.
Fonty - Simple tool for testing web fonts directly on live sites