Takes 2 minutes. No credit card. We'll handle the reminders — you focus on the romance.
These two questions are everything. We calculate your fertile window so the texts arrive at exactly the right moment.
Adding BBT, OPK, and cervical mucus observations helps us confirm your fertile window more accurately — and improves the timing of your partner's texts.
All fields are optional. Skip any you don't track.
Add your partner's number. When your fertile window opens, they'll get a text. No app download needed on their end — just a message that lands at the right time.
Pick the vibe that fits your relationship. You can switch anytime — even mid-cycle.
We'll do the rest. Here's what's in motion: