--- title: "Vainly Marquette Method™ NFP - Reviews, Revenue and Downloads in United States | Apple App Store" description: "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 t" --- # Vainly Marquette Method™ NFP — United States > Natural Family Planning App ![Vainly Marquette Method™ NFP App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/e2/c1/18/e2c11873-ee2d-599f-edc7-edb866289547/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png) **Developer:** [Vainly](https://apptail.io/developer/vainly-VcVSP) **Category:** Health Fitness **Rating:** 5.0/5 (1 ratings) **Price:** Free **Bundle ID:** com.vainly.vainly **Store:** Apple App Store **Country:** United States **Version:** 1.5 (released 2026-07-08) **Original Release:** 2025-09-07 **Languages:** English **App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6751773336) **AppTail Page:** [https://apptail.io/app/vainly-marquette-method-nfp-vIJw/united-states](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/united-states) ## Vainly Marquette Method™ NFP Description 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: Privacy Policy: License Agreement: ## Vainly Marquette Method™ NFP Screenshots - [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/68/86/4d/68864dd5-2c16-c538-5be5-215b6a23c63c/screen21.png/1290x2796.png) - [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/b3/cf/3f/b3cf3fd8-f86b-b36b-a854-dbc2676a8e1f/screen11.png/1290x2796.png) - [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/4f/25/55/4f25557e-a8bf-b6a2-5195-9845c0aed6bf/screen31.png/1290x2796.png) ## Vainly Marquette Method™ NFP Rating Breakdown in United States - 5 stars: 1 (100%) - 4 stars: 0 (0%) - 3 stars: 0 (0%) - 2 stars: 0 (0%) - 1 stars: 0 (0%) ## Vainly Marquette Method™ NFP In-App Purchases | Item | Price | |------|-------| | Monthly Access | $4.99 | | Monthly access | $4.99 | ## Apps Similar to Vainly Marquette Method™ NFP - [Vibe Vault Fit 2.0 (NEW)](https://apptail.io/app/vibe-vault-fit-20-new-VaQb/united-states) - [U-TEST](https://apptail.io/app/u-test-mFXg/united-states) - [AI Gluten Checker](https://apptail.io/app/ai-gluten-checker-Ayou/united-states) - [Prickly Pear: Brain & Hormones](https://apptail.io/app/prickly-pear-brain-hormones-iTov/united-states) - [Black Iron Training](https://apptail.io/app/black-iron-training-Gatv/united-states) - [MoodDots: Mood & Cycle Tracker](https://apptail.io/app/mooddots-mood-cycle-tracker-XmDv/united-states) - [PMDD Tracker: HealCycle](https://apptail.io/app/pmdd-tracker-healcycle-suFv/united-states) - [Not Only Period](https://apptail.io/app/not-only-period-qxkw/united-states) - [BabyBloom: IVF Cycle Tracker](https://apptail.io/app/babybloom-ivf-cycle-tracker-XBdx/united-states) - [Menovia AI](https://apptail.io/app/menovia-ai-RIFx/united-states) ## Vainly Marquette Method™ NFP Available In - [United States](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/united-states) - [Argentina](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/argentina) - [Estonia](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/estonia) - [Hong Kong SAR China](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/hong-kong) - [Israel](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/israel) - [Italy](https://apptail.io/app/vainly-marquette-method-nfp-vIJw/italy) --- ## About AppTail [AppTail](https://apptail.io) is a mobile app intelligence platform providing app analytics, ASO (App Store Optimization) tools, keyword tracking, competitor analysis, revenue estimates, and review monitoring for iOS App Store apps. Track your app's performance, discover ranking keywords, monitor competitors, and analyze market trends. - [Search Apps](https://apptail.io) - [Top Charts](https://apptail.io/top-iphone-apps) - [Sign Up for Full Access](https://app.apptail.io/signup?utm_campaign=ai-crawl&utm_content=footer) *Data provided by [AppTail](https://apptail.io) - Mobile App Intelligence Platform*