Welcome

Hello dear visitor, good to see you.

If you have made a journey, please adjust the time zone. If you suppose that your cycle has irregularities, kindly enter this and if appropriate check your body's fertility signs. CORDIALLY WELCOME to the new PERIMON 4.1. Please check out the links below:

Status

Currently you are most likely fertile* and shouldn't have unprotected intercourse

Time zone

Cycle

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.

Cycle calendar (ovulation calendar)
Cycle diagramm
Enter menstruation
Software options
General information about PERIMON

Online store:

New products – in our online store

MOON

moon phases

TESTIMONIAL

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