Ovulation Calc & Fertile Days
iOS app by Blas Prieto. Lifestyle · Blas Prieto
- Store rating
- 0 / 5
- Store rating count
- 0
- Download price
- Free to download
- In-app purchases
- Unknown
- Version
- 1.0.7
- Listing last refreshed
- 2026-09-08
View the original store listing
Store description excerpt
Find your most fertile days in seconds - just enter your last period date and cycle length. Ovulation Calc uses proven cycle-based methods to predict your ovulation date, fertile window, and next period. Whether you're trying to conceive or simply want to understand your cycle better, get clear answers without handing over your personal health data. KEY FEATURES: * Fertile Window Prediction - See your 6-day fertile window and peak ovulation day based on your unique cycle length * 3-Month Calendar View - Color-coded calendar shows period, fertile, and ovulation days at a glance * Flexible Cycle Length - Adjustable slider supports cycles from 21 to 45 days * Current Cycle Day - Always know where you are in your cycle today * Next Period Date - Plan ahead with your predicted next period start date DESIGNED WITH PRIVACY IN MIND: No account required. No data leaves your phone. No cloud sync, no social features, no tracking. Just a simple, offline calculator that respects your privacy. Free to download. Works offline. No sign-up required. IMPORTANT: This app is not medical advice. It is for educational and informational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Ovulation predictions are estimates based on average cycle data. Always consult a healthcare provider for fertility and reproductive health decisions. By Blas Apps - simple calculators that do one thing perfectly.
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