The following information provides a simple, transparent overview of what happens to your personal data when you visit and use this website. Personal data is any data with which you can be personally identified. Detailed information on the subject of data protection can be found in our Privacy Policy below.
The data processing on this website is carried out by the website operator. You can find their contact details in the section "Information about the Controller" in this Privacy Policy.
On the one hand, your data is collected when you share it with us. This can be, for example, data you enter into our bug report or feedback form.
Other technical data is collected automatically or after your interaction by our IT systems and hosting infrastructure when you visit the website. This is mainly technical data (e.g. internet browser, operating system, IP address, or time of page access).
Part of the data is collected to ensure the error-free, secure, and performant provision of the website. Other data (e.g. feedback submissions) is used to process your user inquiries and continuously improve the planning tool. All surface planning, venue models, and calculation data remain client-side in your browser by default unless explicitly exported by you.
You have the right at any time to receive free information about the origin, recipient, and purpose of your stored personal data. You also have the right to request the rectification, restriction, or erasure of this data, as well as the right to data portability and the right to lodge a complaint with a competent supervisory authority.
We host this web application using Firebase Hosting, a service provided by Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Ireland ("Google"), parent company: Google LLC, 1600 Amphitheatre Parkway, Mountain View, CA 94043, USA.
When you access our website, Firebase Hosting automatically records technical access data in server log files, including your IP address, browser user-agent, requested URL, HTTP status code, and timestamp of the request. This processing is necessary for the secure, scalable, and reliable delivery of the application.
Legal basis: The use of Firebase Hosting is based on Art. 6(1)(f) GDPR (legitimate interest in a technically secure, fast, and stable provision of our online service).
Data Processing Agreement (DPA) & International Transfers: We have concluded a Data Processing Agreement with Google based on standard contractual clauses (SCCs). Google is also certified under the EU-U.S. Data Privacy Framework (DPF), ensuring an adequate level of data protection in compliance with European standards.
We utilize DNS management and security infrastructure provided by Cloudflare Inc., 101 Townsend St, San Francisco, CA 94107, USA ("Cloudflare").
Cloudflare processes DNS queries and routing requests to resolve our custom domain (surface-gen.va-tool.de). Cloudflare is certified under the
EU-U.S. Data Privacy Framework (DPF).
Legal basis: Art. 6(1)(f) GDPR based on our legitimate interest in the fast and fault-tolerant domain name resolution.
The responsible controller for data processing on this website under the GDPR is:
Unless a more specific storage period is stated in this Privacy Policy, your personal data will remain with us until the purpose for data processing no longer applies. If you assert a justified request for deletion or revoke consent, your data will be deleted unless we have other legally permissible reasons for storing your personal data (e.g. statutory retention periods).
For security reasons and to protect the transmission of confidential content, this site uses SSL/TLS encryption across all connections (HTTPS).
You can recognize an encrypted connection by the https:// URL prefix and the lock icon in your browser address bar.
This application uses the browser's local storage (localStorage) and session storage (sessionStorage) to save user preferences, such as:
Legal basis: The storage of this information is strictly necessary to provide the user with the functional features and state preservation of the planning application requested by the user (§ 25(2) No. 2 TDDDG / Telecommunications Digital Services Data Protection Act and Art. 6(1)(f) GDPR). No cross-site profiling or tracking cookies are set.
When you submit an issue report or feedback via our application modal, the information entered (e.g. name, email address, topic category, error description, and optional technical diagnostic state) is securely transmitted to our backend database (Google Cloud Firestore) to allow us to review and respond to your inquiry.
Legal basis: Art. 6(1)(b) GDPR (if related to contract or pre-contractual requests) and Art. 6(1)(f) GDPR (legitimate interest in processing user feedback and fixing technical bugs).
This website integrates the Google Maps Platform services (including Maps JavaScript API, Google Elevation API, and Geocoding API) provided by Google Ireland Limited, Gordon House, Barrow Street, Dublin 4, Ireland.
When utilizing map search, satellite layer views, or terrain elevation calculations, your browser establishes a direct connection to Google's servers. In this process, your IP address and search parameters are transmitted to Google.
Legal basis: Art. 6(1)(f) GDPR. Our legitimate interest lies in the accurate, high-resolution geospatial planning of audience areas and stage surfaces with real elevation profiles for professional acoustic design.
Further information can be found in Google's Privacy Policy: https://policies.google.com/privacy.
As a privacy-friendly fallback when Google Maps quota is exhausted or disabled, this application utilizes map tiles and address search (Nominatim) from the OpenStreetMap Foundation (OSMF), St John’s Innovation Centre, Cowley Road, Cambridge, CB4 0WS, United Kingdom.
When downloading OSM map tiles or searching addresses via OSM, your IP address is processed by OSM servers.
Legal basis: Art. 6(1)(f) GDPR. Privacy Policy of OSMF: https://wiki.osmfoundation.org/wiki/Privacy_Policy.
We provide a link and button to our community support profile on Buy Me a Coffee (operated by Buy Me a Coffee Inc., USA). When clicking the button, you are redirected to the external platform. Data processing during donations occurs exclusively under the responsibility of Buy Me a Coffee Inc.