MoonFlow
Cycle & pregnancy tracking that truly respects your privacy.
No data collected. No account needed. Works offline. Free forever.
🌍 Available in 22 languages — العربية, Español, Français, हिन्दी, 日本語 & more
Android coming soon.
Experience MoonFlow
A calm, beautiful, and private experience — available now on the App Store.
Privacy You Can Trust
Built from the ground up to keep your data yours — no compromises.
Local-only by default
Your data never leaves your device unless you choose to back it up.
Works offline
Track your cycle anywhere, anytime — no internet connection required.
No account required
Start tracking immediately — no sign-up, no login, no email needed.
Your data stays with you
You own your data — export it or delete it anytime, completely in your control.
No ads, no trackers
Completely free with zero advertising or third-party analytics — forever.
Stealth mode + app lock
PIN protection and stealth icons keep your tracking completely private.
Get started in 3 steps
No complicated setup. No account creation. Just download and start.
Download for free
No account, no email, no credit card. Open the App Store and tap install.
Set up in 30 seconds
Quick onboarding — a few questions and you're ready. All data stays on your device.
Track privately
Log your cycle, symptoms and moods. Your data never leaves your phone.
Localized in 22 languages
MoonFlow speaks your language — built to support women everywhere.
Frequently asked questions
Everything you need to know about MoonFlow.
Yes — core tracking features are free forever. No credit card, no subscription, no account required. A Premium upgrade is available for advanced insights and extra features.
Entirely on your device. MoonFlow never uploads your personal health data to any server. We have no access to your cycle information whatsoever.
100% offline. Once downloaded, MoonFlow works anywhere — no Wi-Fi or mobile data needed. Ever.
Android support is coming soon! Follow us on Instagram, TikTok, or YouTube to be the first to know when it launches.
Premium unlocks advanced cycle insights, custom symptom tracking, detailed charts, reminder customization, and optional iCloud backup.
Simple: we don't collect your data. No account, no analytics on your health data, no third-party trackers. Your data is encrypted and stored only on your device.
Ready to take control?
Download MoonFlow for free — no account, no data collected, no ads. Just you.