Which Login did I use last time?

Which Login remembers how you signed in a website, once you already forgot it.

Which Login was built out of my own pain. I always forgot which social media login I've used to sign up for sites. Once I got signed out for whatever reason I ended up creating new accounts while trying if it was Facebook, Twitter or another social login. With Which Login this is over - it recognizes the social login you used automatically and remembers it for you.

Location: Leipzig, Germany