email or phone: password: forgot account? connect with friends and the world around you on facebook. see photos and updates from friends in news feed. share what's new in your life on your timeline. find more of what you're looking for with facebook search. sign up. it’s free and always will be.
offer people easy, two-tap account creation on your website or app using their facebook login info, phone number or email. increase conversion rate and user base with the world's #1 social login product.
Facebook Products, Developer Tools | Facebook for Developers
build, grow and monetize your app with facebook products including facebook login, facebook analytics, social plugins, messenger bots and more. login using a phone number or email address. no more passwords. overview docs. app ads. drive app installs and app engagement with ad campaigns on facebook. overview docs.
take a trip into an upgraded, more organized inbox. sign in and start exploring all the free, organizational tools for your email. check out new themes, send gifs, find every photo you’ve ever sent or received, and search your account faster than ever.