You can sign up by creating a new Duolingo account using your email address or by using your existing Google or Facebook account.
Web
To create a new account, click on the green "Get Started" button on www.duolingo.com and follow the instructions to create your Duolingo profile and start learning.
If you already have a Duolingo account, you can click the "I Already Have an Account" button on www.duolingo.com to enter your email/username and password. In case you don't remember your password, simply click on "Forgot password" and provide your email address.
Android app and iOS app
To create a new account, click "Get Started" and follow the instructions to create your Duolingo Profile. This includes: choosing a learning language, selecting a daily goal, starting with basics or a placement test, and building your Profile with a username and email address.
If you already have a Duolingo account, please click "I already have an Account" and enter your email/username and password to log in.
If you're not at the login page,
on iOS and Android devices:
1. Go to the Profile tab (face icon) in the bottom menu on the home screen.
2. Click "Sign in" and enter your email/username and password. You would only need to click "Create a Profile" if you need to create a Duolingo account.
If you accidentally created a new account, you can log out of it by following the instructions below.
1. Go to "Profile".
2. Go to "Settings"/gear icon in the top corner.
3. Scroll and click "Sign Out". This will bring you to the login page where you can click "I Already Have an Account", and enter your correct email/username and password to log in.