Stop guessing. Start understanding your body.

Built with 19 years of natural family planning experience.

MonthlyAnnual

Founding member, limited spots

Founding

Join the inner circle of FertilityFlow founders

29 PLN/mo

Shown in your local currency at checkout

Lowest founding tier price ever

Everything in Free, plus:

Everything from the Free plan, plus:
Ask AI about your symptoms, like "Why do I get headaches on day 14?" and get an answer in seconds, based on YOUR data
AI detects patterns you can't see, such as "Your headaches appear around ovulation in 4 of 5 cycles"
Doctor-ready reports you can print and show your OB/GYN, instead of saying "it was around day 15, I think"
20+ courses from an educator with 19 years of NFP experience, from beginner to advanced
Partner portal, so he can understand your cycle too, and you won't have to explain it anymore
Lab result analysis: upload FSH, LH, and progesterone results, and AI explains what they mean

Limited spots

1 / 100

99 founding spots remaining.

Most popular

AI Premium

39 PLN/mo

Shown in your local currency at checkout

Everything in Free, plus:

Everything from the Free plan, plus:
Ask AI about your symptoms, like "Why do I get headaches on day 14?" and get an answer in seconds, based on YOUR data
AI detects patterns you can't see, such as "Your headaches appear around ovulation in 4 of 5 cycles"
Doctor-ready reports you can print and show your OB/GYN, instead of saying "it was around day 15, I think"
20+ courses from an educator with 19 years of NFP experience, from beginner to advanced
Partner portal, so he can understand your cycle too, and you won't have to explain it anymore
Lab result analysis: upload FSH, LH, and progesterone results, and AI explains what they mean

Free

$0/mo

Forever. No credit card required.

Start understanding your cycle

Daily log in 60 seconds: temperature, mucus, and symptoms, faster than making tea
Color-coded phase calendar, so you see exactly where you are in your cycle at a glance
Next period prediction, so there are no more surprises
3 courses from an NFP educator, covering fundamentals every woman should know
Your data, always yours: secure, private, and belongs to you

If after 30 days you don't understand your cycle better than you do now, we'll refund you.

No questions asked. Full refund.

Frequently asked questions

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