Sophie: Cycle Intelligence

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Content rating
Everyone
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About this app

Most cycle apps guess. Sophie checks.

Sophie is a period tracker and cycle tracking app that reads your nightly body temperature from a smart ring or watch and looks for the shift that proves ovulation actually happened — then adjusts everything downstream to where you really are in your cycle, not where a calendar assumed you'd be.

TEMPERATURE-VERIFIED OVULATION
Connect an Oura Ring, Fitbit, or any wearable that syncs to Health Connect (Samsung Galaxy Watch, Galaxy Ring, Pixel Watch and more). Sophie reads overnight temperature, heart rate variability, and sleep to confirm ovulation from your body's own signals — the same basal-body-temperature principle used in fertility awareness, automated.

KNOW YOUR LUTEAL PHASE BEFORE IT KNOWS YOU
Luteal Watch counts down to your luteal phase so PMS days never ambush you again. Sophie gets smarter about your personal cycle every month — your ovulation day, your luteal length, your patterns.

SOPHIE, YOUR AI COMPANION
Chat or talk by voice with an AI that actually knows your cycle context — today's phase, last night's sleep and recovery, your energy. Daily readings, grounded guidance, zero jargon. No wearable? Sophie works fully from your logged periods.

PARTNER MODE
Invite your partner to a companion view that translates your cycle for them — what today feels like, how to show up, when to bring chocolate. You control exactly what's shared.

BODY MEETS COSMOS
Moon phases, your birth chart, tarot, and cycle-synced astrology — for the nights you want meaning with your data.

PRIVATE BY DESIGN
Your cycle data is never sold, never used for advertising, and never shared with data brokers. Delete your account and data any time, in the app.

Sophie is a wellness app for cycle awareness. It is not a medical device and does not provide contraception, diagnosis, or treatment.

Terms of Use: https://www.predicther.ai/terms.html
Privacy Policy: https://www.predicther.ai/privacy.html
Period & cycle tracker with temperature-verified ovulation + AI companion
Updated on
Sep 10, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Financial info and 6 others
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

• Your daily reading now has editions — phase changes, moon-workbook eves, affirmations and a birthday chapter
• Log fertile signs and keep them in step across all your devices
• Meet Sophie on day one: a new welcome story
• Sophie learns your cycle length from your whole history
• Smoother graphics — the moon, sky and story no longer blink or reload
Content rating
Everyone
In-App Purchases
Learn more

App support

Phone number
+19495140663
About the developer
PredictHer LLC
hello@predicther.ai
30 N Gould St Ste R Sheridan, WY 82801-6317 United States
+1 949-422-4342

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