2Lines
TTC: Fertility, Birth & Beyond
About
This app helps individuals and couples track their fertility journey, from trying to conceive through pregnancy. It offers tools for ovulation prediction, cycle tracking, and week-by-week pregnancy updates, all organized in a single timeline.
What's New in 2Lines
1.1
June 17, 2026
v1.1 Fresh new look with improved readability and contrast throughout the app. Quick actions on the home screen — log symptoms, snap a photo, record audio, or schedule a visit with a single tap. Performance improvements and bug fixes for a smoother experience.
MoreSubscription plans
Subscription - Monthly
Monthly Subscription.
In-App Purchases
$49.99
Lifetime Access
Lifetime access and unlimited usage!
Developer apps
FAQ
What is 2Lines?
2Lines is a comprehensive health and fitness app designed to support users throughout their fertility journey. It helps track cycles, predict ovulation, monitor pregnancy progress, and capture important milestones.
Is 2Lines free to use?
Yes, 2Lines is free to download and use. It offers in-app purchases for additional features and content, providing a freemium experience.
Does 2Lines have ads?
Yes, 2Lines contains advertisements. Users may encounter ads while using the app's features.
What are the subscription options for 2Lines?
2Lines offers two subscription plans: a monthly subscription for $3.99 and a yearly subscription for $29.99. These plans provide access to premium features and an ad-free experience.
What devices does 2Lines support?
2Lines is available on iPhone and iPad devices, offering a seamless experience across Apple's mobile ecosystem.
How accurate is 2Lines' ovulation prediction?
2Lines provides ovulation prediction with confidence scoring and a daily fertility score (High, Medium, Low). It also includes BBT charting with automatic coverline detection and cycle history analysis to enhance accuracy.
Can my partner use 2Lines with me?
Yes, 2Lines allows you to invite your partner to share your journey. They can view your calendar, photos, milestones, and weekly updates by accepting an invitation via code or QR scan.
What kind of data can I export from 2Lines?
2Lines allows for full data export in CSV format. Additionally, you can create keepsake items like a memory book PDF, video slideshows, and medical summary PDFs for your records.