Preeo: Cycle & Period Tracker
AI Period & Ovulation Tracker
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Private AI period & cycle tracker. 100% on-device encryption, 9 specialized health modes, BBT charting, symptom logging & health insights. Your data stays yours.
Preeo is your premium, privacy-first period and cycle tracker. Unlike other apps, Preeo keeps your most sensitive health data exactly where it belongs — on your device, encrypted, and under your complete control.
YOUR HEALTH DATA STAYS YOURS
• Local-first storage with end-to-end encryption
• Anonymous mode — no account required, ever
• Privacy Vault with biometric lock
• No selling your data. Ever.
INTELLIGENT CYCLE TRACKING
• Log periods, symptoms, mood, energy, discharge, and more
• 35+ symptoms across physical, emotional, and lifestyle categories
• AI-powered cycle predictions that learn from your unique patterns
• Ovulation and fertile window tracking
• Customizable cycle length and phase insights
AI HEALTH ASSISTANT
• On-device AI for private health questions
• Personalized daily insights based on your cycle phase
• Symptom pattern analysis and trends
• Your conversations stay private — no data leaves your device
HEALTH & WELLNESS INTEGRATION
• Apple HealthKit sync — reads and writes cycle data
• Log symptoms by voice — just speak naturally
• Home screen widget for quick period logging
• Daily tips and phase-specific wellness recommendations
DOCTOR-READY REPORTS
• Generate professional PDF reports for your healthcare provider
• 6-month cycle summaries with full symptom history
• Export and share with your doctor in seconds
COMMUNITY & SUPPORT
• Connect with a supportive community of women
• Share experiences and tips anonymously
• Expert health articles and educational content
ACHIEVEMENTS & STREAKS
• Build healthy habits with gamified tracking
• Earn achievements for consistent logging
• Streak tracking to stay motivated
BEAUTIFULLY DESIGNED
• Elegant, intuitive calendar view
• Detailed cycle phase timeline
• Charts and analytics for your health trends
• Available in 10 languages: English, Spanish, French, German, Arabic, Hindi, Chinese, Japanese, Portuguese, and Russian
PREMIUM SUBSCRIPTION
• Unlimited AI health consultations
• Advanced predictions and analytics
• Doctor PDF report generation
• Ad-free experience
Preeo is designed for women who value their privacy. Your body, your data, your rules.
Privacy Policy: https://privapycle.app/privacy
Terms of Service: https://privapycle.app/terms
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Welcome to Preeo 1.0.11! We've made exciting improvements to bring you the best privacy-first period & cycle companion:
WHAT'S NEW & IMPROVED
• Enhanced On-Device AI Assistant for faster, 100% local cycle coaching and symptom analysis.
• Improved BBT (Basal Body Temperature) charting & LH test strip AI analysis precision.
• Optimized 9 Specialised Health Modes (PCOS, Trying to Conceive, Pregnancy, Perimenopause, Endometriosis & Pain, PMDD, Birth Control & Teen Mode).
• Seamless Apple HealthKit integration & improved PDF/CSV encrypted doctor report exports.
• Interactive Home Screen Widgets with real-time phase countdowns.
• Bug fixes, performance enhancements, and UI smooth motion polish across all screens.
PRIVACY GUARANTEE
Your health data never leaves your device. No cloud accounts required, no tracking, and zero data sold.
Love using Preeo? Leave us a rating and review on the App Store!
The developer, CTrackAI, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
Data Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Purchases
- Contact Info
- User Content
- Identifiers
- Usage Data
- Diagnostics
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- OTAI TECHNOLOGIES
- Size
- 100.4 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Medical Treatment information
Contains
Advertising
Messaging and Chat
User-Generated Content
Health or Wellness Topics
- In-App Purchases
Yes
- Preeo Premium Monthly $7.99
- Preeo Premium Six Months $14.99
- Preeo Premium Annual $39.99
- Copyright
- © 2025 OTAI Technologies
