You can no longer login? Please check the following:
Login-Problems on https://www.komoot.com
Did you use the correct email address?
You may have made an error when entering your email-address during your signup process. To check, try a few versions.
Do you use Gmail?
In this case please try the endings @gmail.com and @googlemail.com.
Did you connect your account to Facebook?
Then please use the button Signup with Facebook, to connect.
Please also make sure you entered the correct user data, or enter it manually again. You connected your account to Facebook? Please use the Facebook button then.