You can use every tool without logging in, but nothing is saved or processed for guests. Register first if you want your progress tracked for real.
Enter the username you chose when registering, or the email you signed up with — either works.
The password for this account. You stay logged in, so you will not have to type it every visit.
A nickname the site will greet you by. It is for display only, not for logging in, and you can change it later.
Only used to fit the forms to your body: choosing "Female" adds a cycle-day field to the weight log. "Prefer not to say" simply hides that field.
Latin letters or numbers, no spaces. It cannot be changed later, and is used only to log in.
A real address you can access — it is how you reset a forgotten password. One account per email.
At least 8 characters; letters mixed with numbers is safer. Do not reuse a password from another site.
Health data is sensitive data under the PDPA, so consent is asked for separately. You can withdraw it and ask for erasure at any time.