Secure and easy tool to manage your PSEG Long Island account on the go - sign in, pay your bill and review your energy use. Already registered for a PSEG LI My Account? Use your user name and password to log in. Not registered? Easily register via the PSEG LI app. Use the app to: - Make payments - Compare and manage energy usage - Report an outage - Manage payment options - Contact PSEG LI customer service Powerful features: - Easy sign on with touch/face ID