Cherri is a simple, distraction-free period tracker designed for quick recording and accurate predictions.
Check your next period, ovulation, and fertile days in just 10 seconds a day — with clean reminders when you need them.

■ Quick, intuitive logging
Tap start/end dates directly on the calendar.

■ Daily symptom tracking
Track a variety of symptoms by date with detailed categories.

■ Personal notes
Record your mood, condition, and personal memos.

■ Auto cycle prediction
Analyzes your period history for more accurate, personalized predictions.

■ Custom reminders
Get alerts before your period, ovulation, or on the day.

■ Ovulation & fertility prediction
Stay informed about fertile days automatically.

■ Long-term records
Track up to 5 years of past cycles.

■ Offline access
Use anywhere, anytime without internet.

■ Color themes
Choose from 6 styles to personalize your calendar.

No ads, no clutter — just the essentials for your health.