Thank you for using Yanchiqen, a menstrual and reproductive health tracking app designed to support your well-being. We take your privacy seriously. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you use our app.
We may collect the following types of data:
a. Personal Information
Email address (used for authentication and syncing across devices)
Username or nickname (optional, used for personalization)
b. Health & Cycle Data
Last period date
Cycle length, period length, ovulation data
Manually logged symptoms, notes, or mood
c. Device & Usage Data
Device type, operating system, and version
IP address (used temporarily for networking)
In-app behavior (e.g., screen visits, features used)
πΈ Note: We do not collect sensitive identifiers like your name, national ID, address, or phone number unless you explicitly provide them.
We use your information for the following purposes:
To track and predict menstrual and fertility cycles
To personalize insights and in-app content
To synchronize your data securely across devices via Firebase
To improve the appβs performance and reliability
To send important notifications (e.g., reminders, cycle phase alerts)
We do not sell, rent, or trade your personal data to advertisers or third parties.
We only share data with trusted services that help us deliver app functionality:
Google Firebase: Used for secure authentication, Firestore cloud database, and analytics
Google Sign-In: For account login (optional)
Crashlytics (Firebase): For crash reporting and performance monitoring
These third-party services comply with high security and privacy standards.
Yanchiqen is not intended for children under the age of 13.
We do not knowingly collect personal data from users under 13. If we discover such data, we will delete it promptly. If you're a parent or guardian and believe your child has provided us personal information, please contact us immediately at Hermonmelese1718@gmail.com.
We prioritize your privacy and take active steps to secure your data:
Data is encrypted during transfer using HTTPS
Your data is stored on secure Google Firebase servers
Access to your data is restricted to authenticated sessions only
You are responsible for keeping your login credentials safe.
Your data is retained as long as your account is active
You may delete your account or data at any time by contacting us
After deletion, we may retain anonymized or aggregated data for analytics
You have the right to:
Access and review the data we store about you
Request correction or deletion of inaccurate data
Withdraw consent to data collection
Request full deletion of your account and all data
To request any of the above, email us at Hermonmelese1718@gmail.com
Our app may contain links to external articles or health resources. We are not responsible for the privacy practices of third-party websites or services.
We may update this policy occasionally to reflect changes in law or app functionality.
When we do, weβll notify you via in-app notice or email.
If you have any questions, concerns, or requests regarding this Privacy Policy or how your data is handled, please contact us:
π§ Email: Hermonmelese1718@gmail.com
π Developer: Yanchiqen Health & Wellness Team
We built Yanchiqen to empower users, not to exploit their data. Your privacy, dignity, and health are our priorities. By using our app, you agree to the terms outlined above.