iTunes Account Switcher 1.1
Simplifies the way you switch between your iTunes accounts
iTunes Account Switcher is a free and very easy to use Mac app that simplifies the way you switch between your accounts. Fill in the information of all your accounts once, and after that you can simply login using a specific account with a few clicks in the menu bar.
iTunes will be launched automatically, iTunes Account Switcher logs out the currently logged in account and then logs in with the selected account.