LEGAL DOCUMENT

TERMS OF SERVICE

APPLICATION Checkmate Protocol
PUBLISHER Sector VII
LAST UPDATED May 20, 2026
By downloading, installing, or using Checkmate Protocol, you agree to be bound by these Terms of Service. If you do not agree to these Terms, do not use the App.
01

ACCEPTANCE OF TERMS

By downloading, installing, or using Checkmate Protocol ("the App"), you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, do not use the App.

02

LICENSE TO USE THE APP

Subject to your compliance with these Terms, Sector VII grants you a limited, non-exclusive, non-transferable, revocable license to install and use the App for personal, non-commercial purposes. This license does not grant ownership of the App or any of its content.

You may not:

  • Copy, modify, or distribute the App except as permitted by law
  • Reverse engineer, decompile, or disassemble the App except where legally allowed
  • Use the App for commercial resale, tournament resale, or paid redistribution
  • Exploit the App for unauthorized commercial purposes
03

OWNERSHIP AND INTELLECTUAL PROPERTY

All rights, title, and interest in the App — including source code, game design, graphics and visual assets, UI/UX design, and branding and identity — are owned by Sector VII, except where otherwise stated.

Third-Party Assets

The App uses audio assets from Freesound.org licensed under CC0 (public domain dedication). These assets are used in compliance with their respective licenses. No ownership is claimed over CC0-licensed third-party audio content.

04

GAME FEATURES AND USE RESTRICTIONS

Checkmate Protocol is a chess-based strategy game that may include optional local (LAN) multiplayer functionality. You agree not to:

  • Cheat, exploit, or manipulate game systems in a way not intended by design
  • Use modified or unauthorized versions of the App in multiplayer sessions
  • Interfere with the normal operation of the App or other users' gameplay experience

LAN multiplayer operates over local Wi-Fi or hotspot connections between devices. No central servers are operated by Sector VII.

05

MULTIPLAYER DISCLAIMER

The App supports peer-to-peer LAN multiplayer connectivity. You acknowledge that:

  • Multiplayer sessions are established directly between devices on a local network
  • Connection stability depends on your device and network environment
  • Sector VII does not guarantee uninterrupted multiplayer performance
  • No matchmaking servers or online infrastructure are provided
06

PAID APPLICATION AND PURCHASES

The App is distributed as a one-time paid application via Google Play. All payments, billing, and refund processing are handled by Google Play in accordance with their policies. Sector VII does not directly process payments or maintain payment information.

07

REFUND POLICY

Refunds are handled exclusively through Google Play's refund system and policies. We do not control or override refund decisions made by Google Play.

Google Play refund policy: support.google.com/googleplay/answer/2479637

08

USER RESPONSIBILITIES

You are responsible for:

  • Maintaining the security of your device and Google account
  • Ensuring your device meets minimum requirements to run the App
  • Complying with applicable laws while using the App

You are solely responsible for any data loss that may occur due to device failure, user action, or external factors.

09

UPDATES AND CHANGES

The App may receive updates including bug fixes, performance improvements, or feature changes. Sector VII reserves the right to modify or discontinue any part of the App at any time without prior notice. Continued use of the App after updates constitutes acceptance of those changes.

10

TERMINATION

This license is effective until terminated. Sector VII may suspend or terminate your license to use the App if you violate these Terms, attempt to misuse or reverse engineer the App, or engage in fraudulent or harmful activity involving the App.

Upon termination, you must cease all use of the App and delete all copies in your possession.

11

DISCLAIMER OF WARRANTIES

The App is provided "as is" and "as available," without warranties of any kind. To the maximum extent permitted by law, Sector VII disclaims all warranties, including uninterrupted or error-free operation, fitness for a particular purpose, compatibility with all devices or systems, and freedom from data loss or save file corruption.

12

LIMITATION OF LIABILITY

To the maximum extent permitted by law, Sector VII shall not be liable for any indirect, incidental, or consequential damages, data loss or corruption, device malfunctions or system failures, loss of progress or gameplay data, or multiplayer connection issues. Use of the App is at your own risk.

13

AGE AND ELIGIBILITY

The App is intended for general audiences. By using the App, you confirm that you are allowed to do so under applicable local laws. If you are a minor in your jurisdiction, you must have permission from a parent or legal guardian.

14

GOVERNING LAW

These Terms are governed by the laws applicable in your country of residence, unless otherwise required by mandatory local consumer protection laws.

15

THIRD-PARTY SERVICES

The App integrates services provided by Google (Google Play services, including authentication and cloud saves where enabled). These services are governed by their own terms and privacy policies.

16

CONTACT INFORMATION

For questions regarding these Terms, contact:

Sector VII
Email: sec7orvii@gmail.com

17

ENTIRE AGREEMENT

These Terms constitute the entire agreement between you and Sector VII regarding the App and supersede any prior understandings or agreements.