Legal Notice

Last updated: 29 September 2026

1. Website owner

In accordance with Article 10 of Spanish Law 34/2002 on Information Society Services and Electronic Commerce (LSSI-CE), the owner of www.surfcalc.com is:

SurfCalc is operated by an individual and is not registered in the Spanish Commercial Registry.

2. Purpose of the website

This website presents SurfCalc, optomechanical analysis software for Windows, publishes its documentation, and lets visitors request a free 30-day trial key.

3. Intellectual property

The SurfCalc name and logo, the SurfCalc software, and the content of this website (text, images, screenshots, documentation, and code) belong to the owner identified above or are used with permission. You may read, download, and print them for your own evaluation and use of SurfCalc. Any other reproduction, distribution, or modification requires written permission.

Abaqus, Ansys, Nastran, Zemax, and CODE V are trademarks of their respective owners. SurfCalc is an independent product and is not affiliated with or endorsed by any of them.

4. Use of the software

Use of the SurfCalc application, including the free trial, is governed by the license terms shown at installation. The trial is limited to 30 days from activation and one trial per computer.

5. Liability

The information on this website is provided in good faith and may change without notice. SurfCalc is a calculation tool: users are solely responsible for verifying its results before relying on them for any engineering decision. The owner is not liable for damage arising from the use of this website, from temporary unavailability, or from the content of external websites linked from it.

6. Personal data

How personal data is handled is explained in the Privacy Policy.

7. Applicable law

This notice is governed by Spanish law. For consumers, the courts of their place of residence have jurisdiction; in all other cases, the courts of Santa Cruz de Tenerife, Spain.