Today's predictions
Light-colored clothes
Probably avoidToday's level
Songna estimates your probability of bleeding today at 78%, and tomorrow at 84%.
Based on today's bleeding risk and a smaller overnight carry-over into tomorrow.
Cycle-aware intelligence for daily life
Built on science and personalized over time, Songna helps you navigate daily life by anticipating patterns, surfacing what matters, and helping you stay ahead with cycle-aware guidance.
Active by design
Songna is built to stay one step ahead across your cycle, bringing forward what matters so daily life feels easier to navigate.
Forecasts bring the next likely moment forward before it surprises you.
Stories surface the strongest patterns without making you hunt for them.
Saved reminders turn useful signals into something you can act on.
Already at work
Songna already connects calendar timing, forecasts, analytics, weekly stories, and saved reminders, so guidance can move from insight to everyday planning.
See cycle timing and phase context ahead, not only after the fact.
Turn probability reads into practical preparation for daily life.
Surface patterns across cycle phases, symptoms, and lifestyle inputs.
Gather the strongest signals into one readable recap each week.
Carry useful insights back into your calendar when timing matters.
Why it works
Songna starts from statistical methods anchored in real-world population data* and becomes more personal as it learns from your own cycles, symptoms, and lifestyle patterns.
NHANES (US National Health and Nutrition Examination Survey), one of the largest population health datasets.
Broader context
Songna does not stop at cycle timing alone. It brings symptoms, lifestyle, and everyday health context into one cycle-aware view so the guidance you receive is more connected, more timely, and more useful.
When the fuller picture comes together, guidance can feel more timely, more personal, and easier to trust.
Day 30 of your cycle. Songna estimates a 66% chance your period would usually have started by today.
Tomorrow 36% | next 3 days 42%
Tomorrow 56% | next 3 days 61%
Tomorrow 18% | next 3 days 24%
Begin with a calmer way to understand your cycle, your patterns, and the daily context around them.
Private by design. Built to become more personal over time.