oto-e

Terms of Service

Last updated: July 17, 2026 · 日本語

These Terms govern your use of “oto-e,” a browser-based music visualizer.

1. Service

oto-e is a web app that processes the audio and images you choose entirely within your browser to generate visualizer videos. The operator does not receive or store your audio or images.

2. Free version

The Free version lets you export 720p or 1080p, 30fps videos with a watermark. Preview and all supported styles are unlimited. Preset saving is limited to 3.

3. Creator Pro

Creator Pro is a one-time license sold on Gumroad. Activating a valid license key unlocks watermark removal, 1440p / 4K, 60fps, unlimited presets, and JSON export. It includes v1.x updates.

4. License to use

You may use the Free version, or a legitimately purchased Creator Pro, to create videos for personal and commercial purposes. Rights in the generated videos follow the rights in the materials you use.

5. Prohibited conduct

Selling, publishing, or mass-sharing license keys to third parties
Interfering with the operation of the service
Using materials that violate laws or the rights of third parties
Use intended for unauthorized access, authentication bypass, or resale

6. Rights in materials

You are responsible for obtaining the rights and permissions needed for your audio, images, and other input materials. oto-e does not grant any license to third-party materials.

7. Warranty and liability

The operator does not warrant continuity of the service, fitness for a particular purpose, or operation on all devices and browsers. To the extent permitted by law, the operator is not liable for indirect damages or lost profits arising from use.

8. Changes and termination

The operator may change features or these Terms where reasonably necessary. Significant changes will be announced on this page or similar. Features covered by a purchased Creator Pro v1.x will be maintained to a reasonable extent.

9. Governing law

These Terms are governed by the laws of Japan. In the event of a dispute, the parties will consult in good faith.

10. Contact

For purchases, licenses, or issues, contact [email protected] or see the Support page.