If you’ve ever found yourself guessing when your next period is due or wondering about your fertility window, a menstrual cycle apps might just become your new best friend.
Gone are the days of circling dates in paper calendars. Today’s apps are sleek, science-backed, and often smarter than we are when it comes to spotting patterns in our bodies. But with so many options out there, how do you choose the best period tracker for your needs?
Whether you’re trying to conceive, managing PMS, or just want to stop being surprised by your own uterus, here are the top menstrual cycle calculator apps worth downloading.
🌸 1. Flo Period & Ovulation Tracker – Best Overall
If you’re looking for a one-size-fits-most period and ovulation tracker, Flo is hard to beat. Available on both iOS and Android, Flo allows you to log everything from start dates and cycle length to flow intensity and emotional symptoms.
What makes Flo stand out?
- Predicts ovulation and fertile windows
- Offers pregnancy mode and guidance
- Includes health articles and AI-driven insights
- Free version available; premium unlocks more tools
It’s ideal for anyone who wants a reliable, data-driven menstrual cycle app with room to grow—whether that means into pregnancy or just better self-awareness.
🌿 2. Ovia – Best Free Period Tracking App
Looking for a fully featured, completely free fertility tracking app? Ovia might be your match. Designed with conception in mind, it allows users to track a wide variety of fertility markers like basal body temperature, cervical fluid, and symptoms.
Why users love it:
- Excellent for those trying to conceive
- Includes Q&A articles, health tips, and wellness tools
- Totally free, no subscription traps
Even if you’re not baby-focused, Ovia still shines as a flexible and informative menstrual calendar app.
💋 3. Eve by Glow – Best for Sexual Health Tracking
Want a period tracker that doesn’t shy away from sex? Eve by Glow combines classic cycle logging with a sex-positive, wellness-first approach.
Features include:
- Track periods, symptoms, and sexual activity
- Ovulation predictions & health forecasts
- Syncs with Apple Health for a full-body picture
- Free version with optional premium subscription
Eve is perfect if you want a period tracker that understands your whole lifestyle—not just your cycle.
🧠 4. Clue – Best for Science Lovers
If you’re someone who likes your health insights backed by research, Clue might be your perfect match. This period tracker app focuses on education as much as tracking.
What’s inside:
- Track over 30 symptoms
- Learn how hormones affect your body and mood
- Health questions answered by real scientists
- Free and subscription versions available
Clue is ideal for those who want more than just pink icons and vague predictions—it’s for the curious minds who want to understand their cycles and their bodies.
🤰 5. Period Tracker – Best for Pregnancy Planning
Simple name, strong features. Period Tracker is ideal for those who want to go from period tracking to pregnancy mode seamlessly.
Highlights include:
- Log cycle data, symptoms, and moods
- Switch to Pregnancy Mode for due date countdowns
- Includes helpful content tailored to each trimester
- Easy export of data to share with healthcare providers
This app is great for anyone who wants a menstrual and fertility tracker that grows with them—from planning to parenting.
🔍 Which Menstrual Cycle App Should You Choose?
There’s no one-size-fits-all when it comes to your body. The best menstrual cycle calculator app for you depends on your priorities:
- Want data and ovulation insights? Go with Flo.
- Trying to conceive? Ovia has your back.
- Curious about your emotional patterns or libido? Try Eve.
- Love scientific explanations and clarity? Download Clue.
- Pregnant or hoping to be? Period Tracker makes the transition easy.
Your body is on a cycle—even when life isn’t. These apps help you reconnect with that rhythm, track what matters, and better understand yourself without needing a medical degree.
Whether you’re bleeding, blooming, or somewhere in between, finding the right period tracker app can turn monthly chaos into conscious awareness.
