Preeo Logo Preeo Tracker

Decode your cycle.
Empower your life.

The intelligent, privacy-first cycle tracker that uses cutting-edge AI to understand your unique body—securely processed offline.

 App Store (Coming Soon)
▶ Play Store (Coming Soon)
Preeo Interface Interface

Designed for absolute body literacy.

Move beyond standard calendars. Understand the hormonal shifts driving your mood, skin, and energy.

Menstrual Phase

Deep Phase Analysis

Track your Follicular, Ovulatory, and Luteal phases with hyper-personalized nutrition and energy insights.

AI Scan

Vertex AI Medical Scanner

Instantly scan physical LH ovulation test strips or log symptoms using Google's generative multimodal AI.

Offline Engine

Zero-Latency Offline Mode

Log your most sensitive data securely even without cell service. We sync the deltas automatically when you reconnect.

Security Shield

Your data is yours.
No exceptions.

Unlike other free apps that monetize your reproductive data, Preeo encrypts your sensitive symptom logs natively on your device before it ever touches a network.

Read our strict Privacy Policy →