A simple system-tray application allowing you easy access to the 2-step authentication auto-generated security keys for associated apps, including:
... and any others that use the same standard Authenticator OTP algorithm.
Run the program and a little padlock icon appears in the system tray.
You can add accounts by either entering the code displayed in the website, or you can drag/drop a QR-code image onto the Add Account dialog box
Every 30 seconds a new code will be generated, which you can get simply by going to the context menu and clicking on the numbers. This will copy the value into your clipboard.