Bobby - Keep track of your subscriptions
PriceCute - Keep up with your competition's pricing on Amazon
Billshark - Reduce your wireless and cable TV bills by 25% in 2 minutes
Actual Budget - Robust and simple budgeting that works
Price Tracker by Relbis Labs - Price Tracker is a command-line tool for monitoring the prices of productsFeaturesTracking prices and availability of products.Tracking Amazon Kindle books.Displaying products information in a terminal.Exporting data into Excel and YAML files.
Lunch Money - A personal budgeting tool with multi-currency support