Privacy Policy

We believe your personal health data is your data — not ours.
We will never sell your data.
Your data is encrypted and secure.
You own your information — always.
We only collect what’s needed to make the app work.
You can delete your data at any time.

We built this app with one goal: to help you understand your body safely, privately, and confidently.

Introduction

Hera (“we,” “our,” or “us”) respects your privacy and is committed to protecting your personal information.
This Privacy Policy describes how we collect, use, store, and protect your personal and health-related data when you use the Hera mobile application (the “App”) and related services.

Our operations and data protection practices are governed by the laws of the Commonwealth of Massachusetts, United States.

Information We Collect

We collect only the data necessary to deliver accurate cycle tracking, predictions, and user experience improvements.

a. Information You Provide

Account details (e.g., email, name, password)

Menstrual cycle data (e.g., period dates, symptoms, notes, etc.)

Optional wellness data (e.g., mood, activity, sleep, or related inputs)

b. Automatically Collected Information

Device information (model, operating system version)

App usage metrics and performance data

Crash reports and anonymized analytics

We do not collect sensitive identifiers such as your GPS location, contacts, or payment details, unless explicitly required for a specific feature and only with your consent.

How We Use Your Information

We use your data solely for the following purposes:

To provide personalized tracking, predictions, and insights

To improve the App’s performance and user experience

To send optional notifications, reminders, and educational content

To provide customer support and resolve technical issues

Your information is never sold, rented, or shared with third parties for advertising or marketing purposes.

Data Ownership and User Rights

You are and remain the sole owner of your data.

You have the right to:

Access: View your data within the App at any time.

Export: Request a full export of your data in a readable format.

Delete: Permanently delete your account and all associated data.

Once deleted, your data cannot be recovered.

Data Storage and Security

All personal and health data are:

Encrypted in transit (via HTTPS) and at rest

Stored on secure, access-controlled servers

Protected through regular audits and monitoring for unauthorized access

We employ industry-standard security practices and continuously update our systems to align with evolving data protection regulations.

Third-Party Services

We may use trusted third-party service providers to support App operations, such as:

Cloud storage (for secure data hosting)

Analytics (for anonymized usage insights)

All third-party providers are contractually required to:

Comply with strict data protection obligations

Use your data only to perform services on our behalf

Never sell or use your data for their own purposes

Children’s Privacy

The App is intended for users aged 13 and older.
If we become aware that we have collected personal data from a child under 13 without parental consent, we will delete it immediately.

Legal Basis for Processing (For EU/EEA Users)

If you are located in the European Union or European Economic Area, we process your personal data under the following legal bases:

Consent: When you voluntarily provide health or cycle data.

Contractual necessity: To deliver App features and services.

Legitimate interests: To maintain security, prevent misuse, and improve functionality.

International Data Transfers

Your information may be transferred to and processed in the United States, where data protection laws may differ from those in your country of residence.
We take reasonable steps to ensure your data remains protected in accordance with this Privacy Policy.

Data Retention

We retain your personal data only for as long as necessary to provide the App’s functionality or comply with legal obligations.

If you delete your account, your data will be permanently erased from our systems within 30 days.

Changes to This Policy

We may update this Privacy Policy periodically.
If significant changes are made, we will notify you via email or an in-app message before they take effect.
The “Last Updated” date at the top reflects the latest revision.

12. Contact Us

If you have questions, concerns, or requests regarding your privacy or this policy, please contact us at:

Email: zhengzhihaojacky@gmail.com

Summary

Your data is yours.
We protect it.
We don’t sell it.
We’re building the safest, most respectful period-tracking experience possible.