
Free
About
Atossa is a private cycle tracking and women's health app designed to help you understand your body, spot patterns, and feel more in tune with your cycle.
CYCLE TRACKING
• Interactive cycle ring showing today's phase: menstrual, follicular, fertile, ovulation, or luteal
• Period predictions powered by a weighted 6-cycle moving average that adapts as you log
• Full calendar view with fertile window and ovulation markers up to a year ahead
• Log period start and end dates, flow intensity, and notes in seconds
HEALTH LOG
• Daily logging for medications, symptoms, and pain
• Interactive body map to pinpoint and track pain by region and intensity
• Symptom library organized by category: cycle, hormonal, energy, digestive, and mood
• Severity ratings and detailed notes for each entry
INNER SEASONS
• Understand your cycle through the four inner seasons framework
• Personalized energy cues, self-care prompts, and affirmations for each phase
LEARN
• Evidence-based articles on cycle health, PCOS, hormones, fertility, nutrition, mental health, teen health, and menopause
• Written in clear, accessible language. No medical jargon.
EMERGENCY CONTACTS
• Add trusted people who can be reached in an emergency
PRIVACY FIRST
• Your health data stays yours
• Secure authentication with Apple Sign-In or email and password
Atossa is designed for anyone who menstruates and wants a clearer picture of their health, whether you're tracking your cycle for the first time or learning to read its patterns.
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What's New in Atossa
1.0
May 4, 2026