Privacy Policy

Last updated: March 20, 2026 • Effective date: March 20, 2026

1. Information We Collect

1.1 Information You Provide

• Google Account Data: When you sign in with Google, we receive your display name, email address, and profile picture URL.
• Username: A unique username you choose when first joining Abyuno.
• Game Data: Room codes, game history, card plays, friend relationships, and chat messages during gameplay.

1.2 Information Collected Automatically

• Usage Data: Pages visited, features used, session duration, and general gameplay patterns.
• Device Information: Browser type, operating system, screen resolution, and language preference.
• Log Data: IP addresses, timestamps, and error logs for debugging and security purposes.
• Cookies & Local Storage: We store your theme preference and last room code locally on your device for a better experience.

2. How We Use Your Information

We use the information we collect to:

• Authenticate you and maintain your account
• Provide and improve the Abyuno game experience
• Enable real-time multiplayer gameplay via Firebase
• Send transactional emails (challenge invites, friend requests) via EmailJS
• Display personalised and contextual advertisements via Google AdSense
• Monitor for abuse, fraud, or violations of our Terms of Service
• Respond to support requests or inquiries
• Comply with applicable laws and regulations

3. Advertising — Google AdSense

Abyuno uses Google AdSense to display advertisements. Google AdSense may use cookies and web beacons to collect data about your visits to this and other websites to provide targeted advertisements about goods and services that may be of interest to you.

• Google's use of advertising cookies enables it and its partners to serve ads based on your visit to our site and/or other sites on the Internet.
• You may opt out of personalised advertising by visiting Google Ad Settings.
• You can also opt out of third-party vendors' use of cookies by visiting aboutads.info.
• For EU/EEA users, we obtain appropriate consent before serving personalised ads.

Google's Privacy Policy: policies.google.com/privacy

4. Third-Party Services

Abyuno integrates the following third-party services, each with their own privacy policies:

• Firebase (Google): Authentication, real-time database, and Firestore for game state — firebase.google.com/support/privacy
• Google Fonts: Typography delivery — policies.google.com/privacy
• EmailJS: Transactional email delivery — emailjs.com/legal/privacy-policy
• Google AdSense: Advertising platform — policies.google.com/privacy

5. Data Storage & Security

Your data is stored on Google Firebase infrastructure, which uses industry-standard encryption in transit (TLS) and at rest. We take reasonable precautions to protect your personal information, however no internet transmission is 100% secure.

We do not sell, rent, or trade your personal information to third parties for their marketing purposes.

6. Data Retention

• Account data is retained while your account is active.
• Game chat messages are retained for up to 30 days after a game ends.
• Log data is retained for up to 90 days for debugging purposes.
• You may request deletion of your account and associated data at any time by contacting us.

7. Children's Privacy

Abyuno is intended for users aged 13 and older. We do not knowingly collect personal information from children under 13. If you believe we have inadvertently collected information from a child under 13, please contact us immediately and we will delete it.

8. Your Rights

Depending on your jurisdiction, you may have the right to:

• Access the personal data we hold about you
• Correct inaccurate personal data
• Request deletion of your personal data ("right to be forgotten")
• Object to or restrict certain processing of your data
• Data portability — receive your data in a portable format
• Withdraw consent at any time where processing is based on consent

To exercise any of these rights, please contact us at the email below.

9. Cookies Policy

We use the following types of cookies and local storage:

• Essential: Authentication tokens managed by Firebase Auth
• Preference: Theme selection stored in localStorage
• Session: Last game room stored in localStorage for reconnection
• Advertising: Cookies set by Google AdSense for ad personalisation
• Analytics: Anonymised usage data to improve game performance

You can clear cookies and local storage via your browser settings at any time.

10. International Transfers

Your data may be transferred to and processed in the United States or other countries where Google's infrastructure is located. By using Abyuno, you consent to this transfer. We rely on Google's standard contractual clauses for international data transfers from the EEA/UK.

11. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of significant changes by updating the "Last updated" date at the top of this page. Continued use of Abyuno after changes constitutes acceptance of the revised policy.

12. Contact Us

If you have any questions, concerns, or requests regarding this Privacy Policy, please contact: