TODAY

Your cycle

Ready when Kathryn is

Not tracking
NEXT START Add past periods

Adaptive prediction

Learning
Estimated next startNot enough data
Estimated stopNot enough data
ConfidenceLow

Add at least two completed periods to create a personalized estimate.

Average cycledays
Average perioddays
Cycles logged0total
Health guide

I’ll explain patterns calmly and flag changes that deserve medical attention.

Cycle timeline

No periods logged yet

Tap “My period started” when it begins, or add past periods so predictions can learn faster.

Period history

No history yet

Completed periods will appear here.

Recent pattern

Waiting for data

Not enough history yet

Add at least two completed periods and the app will explain the current pattern in plain language.

A calm look at the pattern

Leave the end date blank only when the period is still active.

Current bleeding
Symptoms today

Cycle data stays in this browser unless exported.