Terms of Use

Last updated: November 11, 2026

This is an English translation. If it differs from the Japanese original, the Japanese version prevails.

These terms set out the conditions for using the app “DeltaShade” (the “App”) provided by Owl Dental Create (“we”). By installing or using the App, you agree to these terms.

Article 1 (License)

1. We grant customers who purchase the App a non-exclusive right to use it.
2. One license may be installed on up to two computers (Mac and Windows combined) used by the customer personally.
3. Copyright and all other rights in the App remain with us and are not transferred to the customer.

Article 2 (Prohibited conduct)

• Transferring, lending or redistributing the license key or the App to third parties
• Modifying, disassembling or decompiling the App (except as permitted by law)
• Circumventing license verification
• Any other use that violates laws or public order and morals

Article 3 (Nature of the App)

1. The L, a, b values and ΔE shown by the App are calculated from the colors of a photo displayed on the screen. They are not measurements of real objects and vary with shooting conditions and display settings.
2. The App is not a medical device. Do not use it for diagnostic or treatment decisions.

Article 4 (Disclaimer of warranties)

The App is provided “as is”. We do not warrant that the App is fit for any particular purpose, free of defects, or that its results match those of any particular device or other software.

Article 5 (Limitation of liability)

Except in cases of our intent or gross negligence, our liability for any damage arising from the use of, or inability to use, the App is limited to the amount the customer paid for the App.

Article 6 (Updates)

We may update the App to fix problems or improve features. We do not guarantee that the App will keep working on future versions of macOS or Windows, for example after changes to those systems.

Article 7 (Refunds)

Due to the nature of digital products, we cannot accept returns or refunds for reasons of the customer's convenience. If the App does not work properly even though your computer meets the requirements, please contact us by email within 14 days of purchase. If we cannot resolve the problem, we will refund you.

Article 8 (Termination)

If the customer violates these terms, we may terminate the license after notice. In that case, the customer must stop using and delete the App.

Article 9 (Changes to these terms)

We may change these terms as needed. The changed terms take effect when posted on this website.

Article 10 (Governing law and jurisdiction)

These terms are governed by the laws of Japan. The Fukuoka District Court shall have exclusive jurisdiction in the first instance over any dispute relating to the App.