🌸 Safe Days For Sex Calculator
Estimate your safe (low fertility) days using the calendar / rhythm method
— days
Fertile Window (High Chance): —
Next Period Expected: —
⚠️ Important: This is an estimate only. The rhythm/calendar method is NOT reliable contraception. Sperm can live up to 5 days and ovulation timing varies. For effective pregnancy prevention, use proven birth control methods and consult a doctor.
