Software Options

Please change the software options carefully. A click on the help symbol provides additional information.

You want to

Time zone

Cycle

Aditionally safety

Infertile days after ovulation

Last pregnancy

Average luteal phase

Current cycle

Memory

Calendar design

Date format

First weekday

Mark

Email options

	Send an email when my fertility changes (once a month)
	Send me gratulations on my birthday
	Inform me rarely about news and updates
	Always send emails as plain text (not recommended)

This is the demo version of PERIMON. It is therefore not possible to change or enter data. If you want to watch your own cycle, please register.

TESTIMONIAL

“And I really thought, this must be much less safe because of the pure calculation [...] My compliments (symptothermal NFP user)”