Stardust Period Tracker

In-app purchases
23.3K reviews
Content rating
PEGI 3
1M+
Downloads
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About this app

Stardust is a free period tracker and cycle tracker that helps you understand your period and every phase of your menstrual cycle. We blend science, ancient wisdom, astronomy, and AI to make period tracking feel simple, intuitive, and meaningful. Track your period, log symptoms, follow hormonal changes, and watch your cycle unfold day by day — Stardust is the cycle tracker that turns daily period tracking into real self-understanding.

We support your full hormonal journey:

Period Tracker & Cycle Tracker
Decode your period and every phase of your menstrual cycle with a period tracker built to feel intuitive.
- Predict your next period and spot PMS patterns before they start
- Personal daily insights based on your menstrual cycle and hormone patterns
- Accurate predictions for your period, PMS, cravings, moods, and fertility
- Enhanced cycle tracking insights using your sleep and activity data

Ovulation Tracker & Trying to Conceive
On your TTC journey, use Stardust as your ovulation tracker to predict your fertile window and understand your cycle on a deeper level.
- Ovulation forecasts and fertility awareness to plan pregnancy
- Follow how your hormones shift across your menstrual cycle, day by day

Pregnancy Tracker — Track your pregnancy week-by-week
Switch into Pregnancy Mode and let Stardust guide your full hormonal journey as your pregnancy tracker.
- Weekly baby growth, with 3D and AR to see your baby's size right in your belly
- Daily affirmations and symptom tracking throughout pregnancy
- Weekly insights on health, exercise, nutrition, and ancient wisdom
- Hormone and moon-based insights with zodiac sign matchups

Sync your cycle with the moon
Stardust goes beyond a standard period tracker to connect your menstrual cycle to the cosmos.
- Tools for cycle syncing and aligning your menstrual cycle with lunar phases
- Moon calendar with symbolism and folklore mapped to your cycle
- Insights that make daily period tracking feel meaningful

Track your cycle together
- Invite partners or close friends to stay in sync with your period, TTC journey, or pregnancy

Privacy at its core
Founded and led by women, Stardust is a period tracker built with privacy at its core. Your cycle data and menstrual cycle history are protected. We never sell or share your personal health information.

PRIVACY POLICY & TERMS OF SERVICE
https://stardust.app/privacy-policy.html
https://stardust.app/terms-of-use.html

CONNECT WITH US
Web - stardust.app
Instagram - @stardust
Tiktok - @stardust.app

Note: Stardust should not be used as a birth control/contraception. The app does not substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of a qualified healthcare provider.

If you are having technical issues or have any questions about your cycle, we're here to help. Send an email to support@stardust.app
Period tracker built by women. Track your menstrual cycle, ovulation & pregnancy
Updated on
Oct 26, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Financial info, App activity, and Device or other IDs
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

23.1K reviews
Charlie
July 9, 2026
such a whimsical app to help me track my period, and all free! you can track the flow itself and pains, to noticing patterns in what activities you'll lean to or how you feel mentally. there are features that show where your hormone levels are at each point of your cycle, advice and guidance to how each stage will leave your mind and body feeling etc. I just wish it were more clear what the premium subscription provides compared to the using the app for free
5 people found this review helpful
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Stardust App Inc
July 27, 2026
Hi Charlie! Thanks so much for taking the time to leave a review! We're so glad to hear you're loving the app. Happy Tracking! If you have any questions about the subscription, please reach out to us in-app via Settings > Feedback & Support! All the best, The Stardust Team
Grace Morris
June 22, 2026
it's alright, I suppose. it still does the same thing as other apps. extra education about the female body is yet again blocked by a paywall, much like all the other period apps. yes, it has some cute astrology features, but at the end of the day, it's the same as most apps- subscriptioned based information and simple tracking you could do on any app with a calendar.
7 people found this review helpful
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Stardust App Inc
June 29, 2026
Hello Grace Thanks for leaving a review and for your feedback! The optional subscription tiers allow us to cover platform and employee costs while maintaining our commitment to never selling data, being ad-free, and continuing to provide the free resources we do provide. If you have any questions or concerns, let us know at our website stardust.app
Abi Beavan
May 23, 2026
It's the best tracker app so far! Unfortunately, there's still a subscription involved if you want further data. Out of all of them, it gives you the most info before you have to pay so it's worth it for the free amount - which I can't say for others. It's also very cute and I love all the fun additional content such as moon phases, star signs, and being able to involve your partner.
2 people found this review helpful
Did you find this helpful?
Stardust App Inc
May 29, 2026
Hi Abi! Thanks so much for leaving a review and for your feedback! So happy to hear you're enjoying the free version of the app and would recommend it to others. If there's anything we can do to improve your experience with the app, let us know on our website stardust.app! All the best, The Stardust Team

What’s new

Sync your cycle to the moon with a safe, fun, privacy-first menstrual calendar