Check your affiliate commissions for CJ Affiliate, Commission Junction.
This app uses your Developer Key, which is easily attainable, to get up-to-date commission information. Your dev key is only stored on your device and this app never asks for any other private information. This is the best way to stay informed about your commission while you are out and about.
This is version 1.0, we appreciate constructive feedback and will actively improve upon the app based on user feedback. Happy earning!