MainQuest Privacy Policy

Last Updated: September 18, 2025

Welcome to MainQuest. MainQuest Inc. (“MainQuest,” “we,” “our,” or “us”) is a game development company headquartered in Daegu, South Korea. This Privacy Policy explains how we collect, use, and share information when you use our games, websites, applications, and related services (collectively, the “MainQuest Services”).

If you have questions, please see Contact Us.

1. What Are the MainQuest Services?

“MainQuest Services” refers to any product, service, or feature provided by MainQuest that links to this Privacy Policy. These include our games, websites and applications, player support and customer service, as well as events, surveys, or promotions we operate. Your use of certain MainQuest Services may be subject to additional terms (for example, an End User License Agreement for a specific game).

2. Information We Collect

A. Information You Provide

Depending on how you interact with the MainQuest Services, you may provide:

  1. Account details such as name, email, password, date of birth, and country.
  2. Payment details to complete purchases, which are processed by third-party payment providers.
  3. Information shared through support requests, surveys, event registration, or promotional sign-ups.
  4. Content submitted in chats, forums, or other interactive features, where available.

B. Information Collected Automatically

When you access or use the MainQuest Services, we may automatically collect:

  1. Usage and gameplay data such as progression, achievements, preferences, crash reports, and session metrics.
  2. Technical data such as IP address, device identifiers, operating system, browser type, and similar information.
  3. General location inferred from your IP address.

We use cookies and similar technologies for authentication, analytics, personalization, and security. You can manage cookies in your browser settings, though disabling them may impact functionality.

C. Information from Third Parties

We may receive information from platform providers, distribution stores, analytics partners, or social networks when you link accounts or access our products through their services. Examples include display names, user IDs, device information, region, and basic contact details in accordance with your settings on those services.

D. Fraud Prevention and Anti-Cheat

To maintain a fair and secure experience, we may use anti-cheat and fraud prevention technologies that analyze device and software information to detect unauthorized activity.

3. How We Use Information

We use the information described above to provide, operate, improve, personalize, and promote the MainQuest Services. Typical purposes include:

  1. Creating and managing accounts, processing transactions, and providing support.
  2. Operating gameplay features and related services.
  3. Communicating service and account updates, promotions where permitted, and responding to inquiries.
  4. Personalizing experiences and performing analytics to understand and improve our services.
  5. Detecting, investigating, and preventing fraud, cheating, and other unauthorized or illegal activities.
  6. Complying with legal or contractual obligations and enforcing our terms.

We may use aggregated or de-identified data for research, analytics, and business purposes. If combined with personal information, we treat it as personal information.

4. How We Share Information

We may share information in limited circumstances:

  1. With service providers that assist with hosting, payments, analytics, customer support, or marketing under our instructions.
  2. With platform partners such as app stores or console providers to enable gameplay, purchases, and entitlements.
  3. With other users when you use social or multiplayer features that require interaction.
  4. For legal reasons to comply with law, protect rights and safety, or respond to lawful requests.
  5. In connection with corporate transactions such as mergers, acquisitions, or reorganization.
  6. With your consent, for example when linking third-party accounts.

We do not sell personal information.

5. Children’s Privacy

The MainQuest Services are not directed to children under 13 or the age of digital consent in your region, whichever is higher. We do not knowingly collect personal information from such children without verifiable parental consent. If we learn that we collected personal information from a child without consent, we will delete it.

6. Your Choices and Rights

Depending on your location, you may have rights to access, correct, delete, or restrict processing of your personal information, to object to certain processing, to receive a portable copy, or to withdraw consent where processing is based on consent.

To make a request, contact us at help@mainquest.biz. We may ask for information to verify your identity before completing your request. You can manage marketing preferences via unsubscribe links in emails or by contacting us.

You can also adjust privacy settings on third-party platforms and manage cookies in your browser or device settings.

7. Data Retention

We retain personal information as long as necessary for the purposes described in this policy, including operating accounts, completing transactions, complying with legal obligations, enforcing terms, and resolving disputes. Retention periods depend on the type of information and applicable legal requirements.

8. Security

We implement reasonable administrative, technical, and physical safeguards to protect personal information against unauthorized access, use, alteration, or disclosure. No system is completely secure. If we become aware of unauthorized disclosure of personal information, we will notify affected individuals as required by law.

9. Updates to This Policy

We may update this Privacy Policy to reflect changes in our practices, technologies, or legal requirements. When we do, we will update the “Last Updated” date above. In some cases, we may provide additional notice such as email or in-service notifications. Please review this policy periodically.

10. Contact Us

MainQuest Inc.

Address: 4F, Daegu Global Game Center, 469 Dongdaegu-ro, Dong-gu, Daegu 41260, South Korea

Email: help@mainquest.biz

If you prefer to use the shorter address provided on some materials, you may list: “469 Dongdaegu-ro, Dong-gu, Daegu, South Korea”.