AP Lingofy is an automated style-checking tool for web browsers, developed by Tansa in collaboration with The Associated Press.
Your Lingofy username and password give you access to the Lingofy Manager, where you can create your custom entries and see data on your usage.
Your APStylebook.com login lets you manage your subscription, including looking up past receipts, updating your address and payment methods on file and renewing your account.
You create your own unique password on Lingofy.com. It is separate from your login for APStylebook.com. If you reset your password on one website, it does not change or reset your password on the other.