Compare · Ovulation Calculator
Two independent scenarios side by side.
Scenario A
Ovulation
Ovulation day
5/6/2026
In 4 days
Fertile window
5/1/2026 – 5/7/2026
Window has closed
Next period expected
5/20/2026
28-day cycle
Scenario B
Ovulation
Ovulation day
5/6/2026
In 4 days
Fertile window
5/1/2026 – 5/7/2026
Window has closed
Next period expected
5/20/2026
28-day cycle