Tonekai Terms of Use

These Terms of Use set forth the conditions for using the macOS application "Tonekai" and related features, information, and support provided by Katteba LLC. ("Company," "we," "us," or "our").

By using the Service, you are deemed to have agreed to these Terms. If you do not agree to these Terms, do not use the Service.

This English version is provided for reference only. The Japanese version is the original. If there is any inconsistency or conflict between the Japanese version and this English translation, the Japanese version shall prevail.

Article 1. Scope

  1. These Terms apply to all relationships between the Company and users regarding use of the Service.
  2. If the Company displays individual terms for the Service, on the App Store product page, support pages, or elsewhere, those individual terms form part of these Terms.
  3. If individual terms conflict with these Terms, the individual terms prevail unless otherwise provided in those individual terms.

Article 2. Definitions

In these Terms, the following terms have the meanings set forth below.

  1. "App" means the macOS application "Tonekai" provided by the Company.
  2. "User" means an individual or entity that uses the Service.
  3. "User Content" means audio files, musical works, mastered files, and other content that a User loads, analyzes, processes, plays back, or exports in the App.
  4. "Paid Features" means additional features such as Pro Unlock that become available through in-app purchase on the App Store or any other method designated by the Company.

Article 3. Service Description

  1. The App analyzes audio files selected by the User on the User's Mac and provides automatic mastering, auditioning, export, and related functions.
  2. The App does not require account registration.
  3. The App is not intended to upload audio files selected by the User or generated master files to servers operated by the Company.
  4. Some features may be available for free and others as Paid Features. Specific feature scope, prices, and conditions follow the App Store display or in-app display.

Article 4. License

  1. The Company grants the User a limited, non-exclusive, non-transferable, non-sublicensable right to use the App on the User's own Mac, subject to these Terms.
  2. Intellectual property rights in the App, the Service, related software, designs, documentation, names, logos, models, algorithms, and other materials belong to the Company or rightful third parties.
  3. These Terms do not transfer any intellectual property rights of the Company or any third party to the User.

Article 5. Rights and Responsibilities for User Content

  1. Rights in User Content belong to the User or the rightful rights holder.
  2. The User represents that the User has all rights, licenses, and consents necessary for User Content processed through the Service.
  3. The User must not use the Service for any purpose or in any manner that infringes copyrights, moral rights, trademarks, portrait rights, privacy rights, or other rights of third parties.
  4. The User is responsible for managing User Content and generated files and for making backups as necessary.

Article 6. Paid Features, Payment, and Refunds

  1. Purchases, payments, billing, taxes, refunds, cancellations, and purchase history management for Paid Features are governed by the terms of Apple Inc. and the App Store.
  2. The Company does not provide direct refunds to Users for Paid Features provided through the App Store except where permitted by Apple or required by law.
  3. Pro Unlock enables additional features separately displayed by the Company. The scope of available features may change within the limits permitted by law.
  4. Prices, available regions, and feature details of Paid Features may change without prior notice. This does not unfairly restrict any statutory rights regarding purchases already completed.

Article 7. Prohibited Acts

Users must not engage in any of the following acts when using the Service.

  1. Acts that violate laws or public order and morals.
  2. Criminal acts or acts related to criminal acts.
  3. Acts that infringe the rights or interests of the Company, other users, or third parties.
  4. Processing, reproducing, distributing, transmitting, or selling third-party audio, music, materials, or other content without proper authority.
  5. Circumventing, disabling, or modifying Paid Features, usage restrictions, export restrictions, or protection mechanisms of the App.
  6. Reverse engineering, decompiling, disassembling, analyzing, or modifying the App, except to the extent expressly permitted by law.
  7. Interfering with the operation, security, or integrity of the Service.
  8. Impersonating the Company or any third party.
  9. Using the Service in an improper or misleading manner to develop, evaluate, or publish benchmarks of competing or similar products or services.
  10. Any other act the Company reasonably determines to be inappropriate.

Article 8. Restrictions and Suspension

  1. The Company may restrict all or part of a User's use of the Service if the User violates these Terms, if required by law, if necessary for security, or if otherwise necessary for proper operation of the Service.
  2. The Company may change, suspend, or terminate all or part of the Service if any of the following occurs.
    1. Technical or operational responses are necessary for the App, OS, App Store, payment, security, or related matters.
    2. Natural disasters, power outages, communication failures, external service failures, or other events beyond the Company's reasonable control occur.
    3. Continuation of the Service becomes difficult for business, technical, legal, or other reasonable reasons.

Article 9. Updates

  1. The Company may provide updates to fix bugs, improve features, address security issues, maintain compatibility, or change specifications.
  2. Some App features depend on macOS, Apple Silicon, the App Store, StoreKit, audio devices, file formats, and other environments. Some features may not be available depending on the environment.

Article 10. Disclaimer of Warranties

  1. The Company does not warrant that the Service will meet any specific purpose of the User, expected sound quality, volume, loudness, True Peak, distribution standard, commercial result, review approval, or acceptance by third-party services.
  2. The Company does not warrant that the Service is free from defects in fact or law, or that it is safe, reliable, accurate, complete, continuous, or compatible.
  3. The App processes audio on the User's Mac, but the Company is not responsible for OS, App Store, Apple payment or purchase restoration features, crash report settings, external storage, backup services, or other functions outside the Company's control.
  4. If any part of this Article is invalid under consumer contract laws or other laws, this Article applies to the maximum extent permitted by law.

Article 11. Limitation of Liability

  1. Except in cases of intentional misconduct or gross negligence by the Company, the Company is not liable for indirect, special, incidental, or consequential damages, lost profits, data loss, loss of business opportunities, or third-party claims arising in connection with the Service.
  2. Even if the Company is liable, the Company's liability is limited, to the extent permitted by law, to the amount actually paid by the User during the past 12 months for the Paid Feature that caused the damage.
  3. The preceding paragraph does not apply to the extent restricted by consumer contract laws or other laws.

Article 12. Third-Party Services

  1. The Service may work with the App Store, StoreKit, macOS, and other Apple features or third-party software, formats, or libraries.
  2. Use of third-party services is subject to the terms, policies, and technical conditions established by those third parties.
  3. The Company is not responsible for the content, continuity, accuracy, or availability of third-party services.

Article 13. Changes to Terms

  1. The Company may change these Terms to the extent permitted by law.
  2. When changing these Terms, the Company will notify Users of the changes, revised Terms, and effective date through the App, the Company's website, the App Store display, or other appropriate means.
  3. If a User uses the Service after the revised Terms take effect, the User is deemed to have agreed to the revised Terms. If individual consent is required by law, the Company will obtain such consent.

Article 14. Contact

  1. The Company may contact Users through in-app notices, the Company's website, the App Store product page, or other methods the Company considers appropriate.
  2. Users may contact the Company through the following contact details or any other method separately designated by the Company.

Contact: we@katteba.co.jp

Article 15. No Assignment

Users may not assign, transfer, pledge, or otherwise dispose of their status under these Terms or rights and obligations based on these Terms to any third party without the Company's prior written consent.

Article 16. Severability

If any part of these Terms is held invalid or unenforceable by law or a court, the remaining parts remain in effect.

Article 17. Governing Law and Jurisdiction

  1. These Terms are governed by the laws of Japan.
  2. Any dispute between the Company and a User regarding the Service is subject to the exclusive jurisdiction of the Kushiro District Court as the court of first instance, unless such exclusive jurisdiction is restricted by law.

Business Information

Established: June 19, 2026