Veil Period & Cycle Tracker

Private, on-device period and cycle tracker with an AI assistant that never sends your data anywhere. Encrypted backups, Face ID lock, discreet mode. No accounts ever.

Veil is a privacy-first period and cycle tracker. Your health data never leaves your device - no accounts, no servers, no behavioral tracking. Just clean, private cycle tracking that works.

TRACK YOUR CYCLE

• Periods, flow intensity, symptoms, mood, and notes
• Energy, sleep, weight, temperature, water
• Contraception tracking: pill (with adherence scoring), hormonal IUD, copper IUD, and implant - log insertions, string checks, and removals
• Cervical mucus charting (5-state Billings/Sensiplan) and BBT
• Tag entries with custom labels - quick-log from the dashboard

SMART PREDICTIONS

• Next period, ovulation, and fertile window forecasts
• Predictions improve as you log more cycles
• Contraception Method-aware
• Cycle day and phase shown at a glance

BEAUTIFUL CALENDAR

• Month and year views with color-coded cycle phases
• Inline editing - toggle period days directly on the calendar
• Day detail sheet shows everything logged for any date

APPOINTMENTS & REMINDERS

• Pin doctor visits to your calendar with custom alerts
• Recurring reminders for pills, IUD checks, supplements, anything
• 3 active reminders free, 15 with Plus
• Notifications fire from the device, never from a server

DEEP INSIGHTS

• Cycle quality score and regularity analysis (computed over natural cycles when on hormonal contraception)
• PMDD severity score (DSM-5 weighted, ovulatory cycles only)
• Pill adherence headline (28-day rolling % and streak)
• Amenorrhea alerts with health guidance
• Observed-vs-predicted ovulation (BBT 3-over-6 + peak mucus)
• Notes timeline + day viewer

VEIL PLUS (OPTIONAL)

• Veil Assistant - private, on-device AI that answers from your own cycle data (no servers, no cloud)
• Pattern Mirror - symptom correlations by cycle phase
• Personalized symptom forecasts based on YOUR history
• Cycle History deep-dive with multi-cycle comparison
• Long-term trend charts
• Health Report PDF for your doctor (with contraception history section)
• Full-text search across notes, moods, symptoms, and contraception events
• Encrypted auto-backup
• Unlimited custom tags
• All future premium features

PRIVACY BY DESIGN

• All health data is stored locally on your device
• Encrypted backups (AES-256)
• No accounts, no email, no phone number required
• Biometric lock (Face ID / Touch ID) and PIN protection
• Discreet mode transforms the app into a generic utility
• Full data export anytime - your data belongs to you

AVAILABLE IN 9 LANGUAGES English, German, Albanian, Spanish, Italian, French, Portuguese, Russian, and Turkish.

Subscription auto-renews until cancelled. Cancel anytime in Settings > Subscriptions. See our Terms of Use at https://veiltrack.app/terms and Privacy Policy at https://veiltrack.app/privacy.