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PredictHer

PredictHer is a cycle tracking app that brings together Oura-connected biometrics, temperature-based fertility insights, and reflective wellness in one deeply personal experience.

Get Early Access

Coming soon to the App Store

What's Inside

Everything your cycle touches

Fertility Intelligence

Uses temperature trend analysis and personalized cycle modeling to support fertility awareness. With Oura Ring data, ovulation patterns can be interpreted using real temperature data.

Oura Ring Integration

Pulls your nightly temperature deviation, HRV, resting heart rate, sleep score, and readiness — all interpreted through the lens of where you are in your cycle.

Personal Astrology

Your natal chart mapped against real-time planetary transits. See how today's sky aspects your Sun, Moon, and Rising — and how it intersects with your hormonal phase.

Her — Your AI Advisor

An AI that knows your cycle day, hormone levels, biometrics, and birth chart. Ask her anything — she responds with data, not guesses.

Lunar Tracking

Real-time moon phase with NASA-grade accuracy. See how lunar energy aligns with your cycle, set intentions by the new moon, release by the full.

Partner Mode

Gentle, phase-aware nudges sent to your partner. Not what you're feeling — just what they can do. Empathy through biology.

Three layers of intelligence

1

Log your cycle

Enter your last period start date. PredictHer calculates your phase, estimates hormones, and starts building your pattern — no wearable required to begin.

2

Connect your body

Link your Oura Ring for real temperature, HRV, and sleep data. PredictHer uses that data to support cycle awareness with temperature-informed interpretation rather than calendar-only guesses.

3

Read the sky

Enter your birth details. PredictHer calculates your natal chart and overlays today's transits — showing you where cosmic weather meets your biological weather.

The Science

Grounded in data

PredictHer's fertility-awareness engine uses the coverline method — 6 consecutive baseline temperatures followed by 3 elevated readings above the coverline + 0.1°C threshold. Combined with cycle history and a 5-day sperm survival window (Wilcox et al., 1995), it supports temperature-based fertility awareness and more personalized cycle interpretation over time.

3/6
Coverline method
6
Day fertile window
0.1°C
Shift threshold
14
Days to confirm

One plan. Everything included.

$111/yr

30-day free trial included

  • Cycle tracking with hormone estimates
  • Temperature-based fertility awareness
  • Oura Ring biometric integration
  • Full natal chart + real-time transits
  • Her — personal AI health advisor
  • Partner mode with phase-aware nudges
  • Lunar tracking + NASA astronomical data
  • Daily intentions + synchronicity journaling
Coming Soon