Know your body.
Trust His design.

GraceDays guides you through the Billings ovulation method day by day. A calm, clear calendar that helps Christian women practice natural fertility awareness with confidence.

March 2026
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"She is clothed with strength and dignity, and she laughs without fear of the future."

Proverbs 31:25

What GraceDays offers

The Billings method, finally done right

Daily Guided Methodology

Each day, GraceDays walks you through what to observe, how to record it, and what it means. Like having a Billings teacher with you every morning.

Visual Cycle Calendar

Color-coded days show your fertility pattern at a glance. Track mucus observations, identify your Peak day, and see your cycle history unfold clearly over time.

Faith-Aligned Values

No condom recommendations. No hormonal birth control ads. GraceDays respects your beliefs and supports natural family planning as God intended.

Private and Secure

Your fertility data belongs to you. No third-party sharing, no ad targeting, no compromises. Just a clean tool that serves you and your family.

How it works

Three minutes a day

1

Observe

Follow the daily prompt to note what you feel. GraceDays teaches you exactly what to look for using the Billings method guidelines.

2

Record

Tap your observation into the calendar. Choose from clear, guided options that match the Billings vocabulary. Takes seconds, not minutes.

3

Understand

GraceDays interprets your pattern and shows where you are in your cycle. Over time, you learn to read your own fertility with growing confidence.

Simple pricing

$10/month

Full access to everything GraceDays offers

Your body already knows. GraceDays helps you listen.

Natural fertility awareness is not new. Women have practiced it for generations. GraceDays simply brings the wisdom of the Billings method into the modern age, with the clarity and care it deserves.