Terms of Use
Last updated: October 2026
What this site provides
Universal Date Calculator is a free, browser-based tool that calculates the days between dates, adds and subtracts time from dates, and works out ages and weekdays. It requires no account, charges no fee, and processes everything locally in your browser.
Acceptable use
You may use this tool freely for personal or professional purposes. You agree not to use it for illegal, fraudulent or deceptive purposes, or in ways that infringe the rights of others. Results are provided for convenience; you are solely responsible for checking that a result matches the rules of the contract, authority, employer or court you are dealing with, including how days are counted and which holidays apply.
No warranties
This site and tool are provided “as is” without warranty of any kind, express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement. The operator does not warrant that the service will be uninterrupted, error-free, or free of security vulnerabilities.
Limitation of liability
To the maximum extent permitted by applicable law, the operator shall not be liable for any direct, indirect, incidental, special, or consequential damages arising out of or relating to your use of this tool or any calculation made with it. The tool is a utility for convenience; it does not replace legal advice, an official deadline calculation or professional advice.
Your dates and results
The dates you enter and the results you calculate belong to you. This site does not collect, store or claim any rights in them.
Advertising
This site displays advertisements delivered by third-party advertising networks. We do not create or select individual ads and are not responsible for their content or for the websites they link to. If you notice an inappropriate ad, please let us know via the contact page.
Changes
These terms may be updated at any time. The date at the top of this page reflects the most recent revision. Continued use of the site after any changes constitutes acceptance of the revised terms.
Governing law
These terms are governed by the laws of Germany. Any disputes shall be subject to the exclusive jurisdiction of the courts in Germany, to the extent permitted by applicable law.