A simple period tracker

tom

Period tracking. Minus the fuss.

A clear cycle view. A useful calendar.
Log your dates and get on with your day.

Tom cycle view with a colored wheel, day 10 of an estimated 28-day cycle, and an estimated next period.
Tom calendar with logged dates, predicted dates and today distinguished in its key.
Actual app screens · built-in example data
Cycle + calendarNo account or adsRecords stored on your device

Featured book

Systasmology.

How patterns emerge.

A philosophical lens on people, rules, and feedback.

Cover study

The rest of the shelf

More books.
More rabbit holes.

Other books, gathered in one place.

Links to come

Projects & links

The other
interesting things.

Things made. Things found. Things worth sharing.

Links to come

Blog

A few more words.

Notes, thoughts, and things that need a little more space.

Visit the blog

No posts yet.

A little room for whatever comes next.

Book images are cover studies. Book and other project links are still to come.