DeveloperTool

Terms of Service

Last updated: April 6, 2026

1. Acceptance of Terms

By accessing and using DeveloperTool (developertool.app), you agree to be bound by these Terms of Service. If you do not agree with any part of these terms, please do not use the service.

2. Service Description

DeveloperTool provides a free collection of browser-based developer tools including JSON formatter, Base64 encoder/decoder, UUID generator, hash generator, regex tester, and more. All tools run entirely in your browser without requiring registration or server-side processing.

3. Use Restrictions

You agree not to: use the service for any illegal or unauthorized purpose, attempt to reverse-engineer, decompile, or modify the service, use automated tools to scrape or access the service in a way that disrupts normal operation, misrepresent the output of tools as guarantees of accuracy for critical applications, or use the service to generate content that violates applicable laws.

4. Intellectual Property

The DeveloperTool service, including its design, code, and content, is protected by copyright and other intellectual property laws. You may not reproduce, distribute, or create derivative works based on this service without explicit permission.

5. User Data

All data you input into the tools is processed locally in your browser. We do not collect, store, or transmit your input data. Any data saved by the tools is stored in your browser's local storage and is your responsibility to manage.

6. Advertisements

DeveloperTool may display advertisements through Google AdSense. We are not responsible for the content of third-party advertisements. Your interaction with advertisements is governed by the advertiser's own terms and privacy policies.

7. Disclaimer of Warranties

DeveloperTool is provided "as is" and "as available" without warranties of any kind, either express or implied. We do not guarantee that the tools will produce accurate results for all inputs, or that the service will be uninterrupted or error-free. You use the tools at your own risk.

8. Limitation of Liability

In no event shall DeveloperTool or its operators be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of the service, including but not limited to loss of data, revenue, or profits.

9. Changes to Terms

We reserve the right to modify these terms at any time. Changes will be posted on this page with an updated revision date. Your continued use of the service after any changes constitutes acceptance of the new terms.

10. Governing Law

These terms shall be governed by and construed in accordance with the laws of Japan. Any disputes arising from these terms or your use of the service shall be subject to the exclusive jurisdiction of the courts of Japan.