Privacy Policy for Onely

This Privacy Policy describes Our policies and procedures on the collection, use, and disclosure of Your information when You use the Onely application and related services ("App", "Service"), and explains Your privacy rights and how the law protects You.

Onely is developed and operated by Marina Labs ("Company", "We", "Us", or "Our"). By accessing or using the Service, You agree to the collection and use of information in accordance with this Privacy Policy.

1. Information We Collect

1.1 Personal Data You Provide

While using Our Service, We may ask You to provide Us with certain personally identifiable information, including:

• Email address: Used for account authentication, password recovery, session synchronization, and essential service notices.
• Display Name & Profile Bio: Used to personalize Your in-app profile and vocabulary learning experience.
• Language Preferences & Reading Level: Used to deliver personalized daily articles, vocabulary definitions, and spaced repetition cards.

1.2 Usage Data

Usage Data is collected automatically when using the Service. This may include device identifiers, operating system version, reading duration, saved words, flashcard review intervals, and diagnostic crash reports.

2. Use of Your Personal Data

The Company uses Your Personal Data for the following purposes:

• To provide and maintain our Service, including daily article delivery, spaced repetition reviews, and reading progress synchronization.
• To manage Your Account and maintain Your saved vocabulary bank.
• To personalize Your reading experience and recommend appropriate difficulty levels.
• To communicate essential updates, service announcements, and customer support responses.
• To protect the security and integrity of our application.

3. Google API Services User Data Policy Disclosure

Onely provides authentication via Google Sign-In.

• Data Accessed: When signing in with Google, We access only Your primary Google email address and public display name / profile picture.
• How We Use It: Your Google email address is used solely to authenticate and identify Your Onely account. We never sell Your data or share it with third parties for advertising or tracking.
• Limited Use Compliance: Onely's use of information received from Google APIs adheres strictly to the Google API Services User Data Policy, including the Limited Use requirements.

4. Data Sharing and Disclosure

We do not sell, rent, or trade Your personal data. Data is only shared with trusted cloud service providers (such as Google Firebase for database and authentication services, and RevenueCat for subscription verification) strictly to operate the Service, or when required by applicable law.

5. Your Rights and Account Deletion

You have the right to access, modify, or delete Your personal information at any time. You can permanently delete Your account and associated data directly within the app under Account Settings, or by visiting our Account Deletion Guide.

6. Security

We use industry-standard encryption protocols (TLS/SSL) and cloud access controls to safeguard your data. While no transmission method is 100% secure, we maintain rigorous technical and administrative safeguards.

7. Children's Privacy

Our Service is not directed to individuals under the age of 13. We do not knowingly collect personal data from children under 13.

8. Contact Us

If you have any questions about this Privacy Policy, you can reach us at:

• Email: dt148f148@gmail.com
• Organization: Marina Labs, Dak Sak, Lam Dong, Vietnam
• Help Center: https://marina-labs.github.io/help-center/