The whole cycle
Track your cycle, not just your period.
Temps, fluid, and OPKs by hand — the signals that map your whole month, not only the days you bleed. Predictions optional, your data stays yours.
Your period isn’t your cycle.
Menstruation lasts a few days. Your cycle is the whole stretch from one period to the next — and the fertile signals that matter most show up in the weeks between.
A typical cycle runs about 21–35 days; menstruation, only 2–7 of them. — sympto-thermal method
Built for the 6:47am temp, still in bed.
01
Beautiful charts
The real thing: your temp line, the coverline, the thermal shift, and every signal you logged.
02
BBT
97.4
Fluid
EW
OPK
Peak
Energy
4
Stress
2
Sleep
7h
Sympto-thermal signals
BBT, cervical fluid, OPK, flow, intercourse, and more.
03
Your whole history
Every cycle kept, compared, and never lost.
Chart. Calendar. Daily log.
You're in control
Your data, your rules.
Predictions help when you want them and disappear when you don't. Either way, your charts are yours: never sold, never mined, never wrapped in ads.
Predictions, on your terms
Fertile-window and ovulation estimates you can toggle on or off anytime. Manual charting stays the default.
No ads, ever
No banners, no sponsored anything. The app you see is the whole app.
We never sell your data
Your cycle data is health data. It stays yours, not a product we resell.
Export anytime
Download everything you've logged whenever you like. No lock-in.
Start charting today.
Free to try. No card to start.