By clicking on your account icon and then, Access and security you have the option to change the email with which you log in to your Snowit account and password.
By clicking on change of username, you can change the access e-mail to Bikeit, entering the current password and, later, the new e-mail address, with which from that moment on you will have to access on Bikeit
You can also change your login email address in the Settings > Account.
In the same way, by clicking on change password you will have to enter your current e-mail address and enter and confirm the new password.
Please note you will not be able to edit your email if you are logged in with an external provider (Facebook or Google).