Camelcamelcamel - Easily monitor Amazon product prices and get alerts when they drop.
TradingView - The best charting tool for crypto and stocks
Keepa - Price history charts and the option to be alerted on price drops for all Amazon sites.
eToro - The social investment network that connects traders from around the globe and enables them to share...
Fetchee - Fetchee is a free price tracking wish list app that works with all online stores worldwide.
Robinhood - Free stock trading service.