Stop guessing.
Start understanding your body.
AI + 18 years of natural family planning experience. Track your cycle, discover patterns, understand your fertility — in 60 seconds a day.
Menstruation
days 1–5
Follicular
days 6–13
Ovulation
days 14–16
Luteal
days 17–28
Phase: Ovulatory
Peak fertility — days 14–16
Basal body temperature
Sound familiar?
“When was my last period? Hmm... I can't remember.”
“At the doctor's I can't say exactly when things happened.”
“The same headaches every month and I have no idea why.”
“My husband doesn't understand why I'm so tired sometimes.”
If any of these sounds like you — FertilityFlow is for you.
FertilityFlow turns guessing into understanding.
Track your cycle daily — AI analyzes your data and reveals patterns you'd never notice on your own.
Built with an NFP educator with 18 years of experience. Not another generic app — a tool that truly understands natural fertility.
🤖 AI Insights
- Ovulation detected between days 13–15
- Headaches correlate with LH surge (4/5 cycles)
- Shortened luteal phase — worth discussing with your doctor
Analysis based on your data · Premium
How to start? 3 simple steps.
Create account in 2 minutes
Answer a few questions about your cycle. Done.
Log daily in 60 seconds
Temperature, mucus, symptoms — tap and done. Even from the couch in the evening.
AI reveals your patterns
After a few days AI shows you what you can't see yourself. The longer you log, the smarter the insights.
✓ No credit card required
What you get with FertilityFlow
60 seconds a day
Temperature, mucus, symptoms — faster than making tea. Every day. No stress.
AI that knows your body
"Why do I get headaches on day 14?" — answered in seconds, based on YOUR data.
Partner who understands
His own dashboard, education, and context of your cycle. You won't have to explain it anymore.
Color-coded phase calendar
See at a glance what phase you're in. No more surprises. Next period predicted.
Doctor-ready reports
Print and show your OB/GYN — instead of saying "around day 15 I think..."
20+ courses from an expert
Written by an NFP educator with 18 years of experience. Beginner to advanced.
Created by an NFP teacher
with 18 years of experience
Monika Dowejko
Certified NFP Educator
18 years of practice · Hundreds of couples
“With 18 years of practice including 8 years of experience in FAM teaching, I have taught women to understand their bodies. FertilityFlow is everything I know, available 24/7 — with AI that truly understands natural fertility.”
Simple pricing. No hidden fees.
🎉 First 100 members: 29 PLN/mo
locked forever (price increases after)
37 / 100
63 founding spots remaining.
Your personal fertility expert
AI Premium
🎉 Founding price — shown in your local currency at checkout
- Everything from Free plan — plus:
- Ask AI about your symptoms — "Why do I get headaches on day 14?" — answered in seconds, based on YOUR data
- AI detects patterns you can't see — "Your headaches appear around ovulation in 4 of 5 cycles"
- Doctor-ready reports — print and show your OB/GYN instead of saying "around day 15 I think..."
- 20+ courses from an educator with 18 years of NFP experience — beginner to advanced
- Partner portal — let him understand your cycle too (you won't have to explain it anymore)
- Lab result analysis — upload FSH, LH, progesterone results — AI explains what they mean
Start understanding your cycle
Free
Forever. No credit card required.
- Daily log in 60 seconds — temperature, mucus, symptoms — faster than making tea
- Color-coded phase calendar — see exactly where you are in your cycle at a glance
- Next period prediction — no more surprises
- 3 courses from an NFP educator — fundamentals every woman should know
- Your data, always yours — secure, private, belongs to you
- AI Chat — ask about YOUR specific symptoms
- Pattern detection in your cycle data
- Doctor-ready reports
- Full library of 20+ courses
- Partner portal
🛡️ 30-day guarantee — zero risk
If after 30 days you don't understand your cycle better than you do now — we'll refund you. No questions. No explanations.
Just email kontakt@natprofam.pl and we'll refund in full within 48h.
No questions asked. Zero risk.
Questions? We have answers.
Ready to understand
your cycle?
Join women who consciously track their fertility. Less than 100 founding spots remaining.
No credit card