A gentler way to know your cycle

Mocamoco MOON is a free period and wellness tracker.
Log your period and MOON predicts your next cycle and ovulation. Track basal body temperature, weight and body temperature in one place, and get daily beauty and wellness tips tuned to where you are in your cycle.
Charts and a unified calendar make it easy to look back — so the ups and downs of every month feel a little more predictable.

Mocamoco MOON app icon

What you can do with MOON

  • Log your period and see predictions for your next period and ovulation
  • Get daily beauty and wellness tips for your cycle — skin, mood and appetite
  • Track basal body temperature with charts
  • Track weight and body fat with charts
  • See periods, temperature and weight together in one unified calendar

Your privacy matters

Period and health records are some of the most personal data there is. Mocamoco treats them that way.
For details on how your data is handled, see our privacy policy (Japanese).

The Mocamoco MOON series

Log your days with MOON, plan ahead with DAYS — a series of apps for living well with your cycle.

MOON — Log

Mocamoco MOON
Period & wellness tracker

Log your period, basal body temperature and weight in one place, get predictions for your next period and ovulation, and daily tips tuned to your cycle.

Weekly essays by our ambassador Nori Shiraishi

A new essay by our ambassador Nori Shiraishi (caos caos caos) appears in the app every Saturday.
No account and no payment needed — every essay is free to read from the day you download the app. Just tap “Reading for Heart and Body” on the Home screen.