Vainly Marquette Method™ NFP
Natural Family Planning App
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Track your Marquette Method™ Natural Family Planning cycle with confidence. Daily logging, fertility predictions, period/intimacy tracking and more!
Vainly — A Marquette Method™ Algorithm Tracking App
Please note: All features in Vainly are available only with a paid monthly subscription. Start with a 1-month free trial, then choose a paid plan to continue to access all features.
Vainly helps those using the Marquette Method of Natural Family Planning (NFP) to take control of reproductive health by tracking cycles, fertility signs, and intimacy events in one secure place.
With your subscription, you can:
- Log menstrual cycles and hormone readings
- Support your Marquette Method NFP practice with evidence-based algorithms to identify fertile and infertile days
- Track intimacy events to support family planning goals
- View cycle statistics and personalized trends
- Securely back up and restore your health data with built-in encryption
Why Vainly?
- Focused on privacy: your personal health data is encrypted and stored only on your device
- Designed for simplicity: clean interface, easy daily logging
- Evidence-based: fertility predictions are based on the proven Marquette Method of Natural Family Planning
Important Notes
Vainly is an independent app and is not affiliated with or endorsed by Marquette University.
The Marquette Method requires use of a Clearblue fertility monitor, which is not included with this app.
Your health. Your data. Your choice.
Vainly never sells or shares your personal data. With local encrypted backup and restore, you stay in control of your reproductive health information.
Terms of Service: https://www.vainly.com/terms
Privacy Policy: https://vainly.com/privacy
License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Wider support for tracking off-cycle
The developer, Vainly, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Vainly Ltd.
- Size
- 3.6 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 18.2 or later.
- iPhone
Requires iOS 18.2 or later. - Mac
Requires macOS 15.2 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 2.2 or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Frequent
Mature or Suggestive Themes
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Monthly Access $4.99
- Monthly access $4.99
- Copyright
- © Vainly Ltd.