Cycle Tracker App — Install Free on Any Phone
Luna is a free cycle tracker app you can install on iPhone or Android without an app store. Track periods, symptoms, moods, and get daily wellness insights. Luna is completely free — no credit card, no hidden fees, no app store download required.
What You Get
Everything included, completely free
Install on iPhone
Install on Android
Works offline
No app store needed
Push notifications
Free forever
Get Started in 3 Steps
Up and running in under 2 minutes
1
Create your free account
Enter your name, email, and average cycle length. Takes 60 seconds.
2
Log your first period date
Mark the start of your current or last period. Luna immediately calculates your upcoming dates.
3
Track daily & see patterns
Log flow, symptoms, and mood each day. After 2–3 cycles, predictions reach 85–90% accuracy.
FAQ
Frequently Asked Questions
How do I install Luna on my iPhone?
Open Luna in Safari → tap the Share button → tap "Add to Home Screen". Luna will appear on your home screen like any app.
How do I install Luna on Android?
Open Luna in Chrome → tap the menu (3 dots) → tap "Add to Home Screen" or "Install App". Luna installs as a PWA.
Does Luna work offline?
Yes. Once installed, your dashboard and recent logs are cached. You can view your cycle data even without internet. New data syncs when you reconnect.
Is it better than Flo or Clue?
Luna offers features comparable to paid tiers of other apps — all for free. It's also privacy-focused and works without any app store installation.
Also Try
Start tracking Cycle Tracker App today
Free forever, for everyone. No credit card needed.
🌸 Create Free Account