Last updated: May 2026 · Applies to calcuja.com
The party responsible for processing personal data on this website (the “controller” within the meaning of the GDPR) is detailed in our Legal Information / Imprint.
E-Mail: contact@calcuja.com
Every time a customer (or other visitor) accesses our website, information is automatically sent to the server of our website by the Internet browser used on your terminal device. This information is temporarily stored in log files.
The following data is recorded without your intervention and stored until it is automatically deleted:
Our legitimate interest in accordance with Art. 6 Para. 1 S. 1 lit. f GDPR to collect the data is based on the following purposes:
Under no circumstances do we use the collected data for the purpose of drawing conclusions about your person.
If you contact us by e-mail, at least a valid e-mail address and your name are required so that we know who the inquiry comes from and can answer it. Further information can be provided voluntarily.
The data processing for the purpose of contacting us is carried out in accordance with Art. 6 Para. 1 S. 1 lit. a GDPR on the basis of your voluntarily given consent. The personal data collected by us will be automatically deleted after completion of your request.
Your data will not be transferred to third parties for purposes other than those listed below.
We only pass on your data to third parties if:
In these cases, the scope of the data transmitted is limited to the necessary minimum.
Please note that certain services used on this website (Google Analytics, Google Fonts) involve data transfers to the United States. These transfers take place on the basis of the EU Standard Contractual Clauses (Art. 46 para. 2 lit. c GDPR) and, where applicable, the EU-US Data Privacy Framework. Details are provided in the respective sections below.
On request, we will be pleased to inform you whether and which personal data relating to your person are stored (Art. 15 GDPR), in particular about:
You also have the right to have any incorrectly collected personal data corrected or incompletely collected data completed (Art. 16 GDPR). Furthermore, you have the right to demand that we limit the processing of your data (Art. 18 GDPR).
You have the right to receive the personal data concerning you in a structured, common and machine-readable format or to demand that it be transferred to another person responsible for the data (Art. 20 GDPR).
In addition, you have the so-called “right to be forgotten” — you can demand that we delete your personal data, provided that the legal requirements for this are met (Art. 17 GDPR).
According to Art. 7 para. 3 GDPR, you have the right to revoke your consent to us at any time. You also have the right to object to the processing of your personal data at any time, provided a right of objection is provided for by law.
If you wish to exercise your right of revocation or objection, simply send an e-mail to: contact@calcuja.com
You also have the right to lodge a complaint with the competent supervisory authority at any time (Art. 77 GDPR). The supervisory authority responsible for us is:
Landesbeauftragte für Datenschutz und Informationsfreiheit Nordrhein-Westfalen (LDI NRW)
Postfach 20 04 44, 40102 Düsseldorf — www.ldi.nrw.de
The collected data will be stored by us for as long as it is necessary for the execution of the contracts entered into with us or if you have not exercised your right of deletion or your right to transfer data to another company.
We use cookies on our website. These are small text files that are automatically created by your browser and stored on your device when you visit our website. Information is stored in the cookie that is related to the specific terminal device used. However, this does not mean that we obtain immediate knowledge of your identity.
The use of cookies is intended to make the use of our offer more pleasant for you. We use session cookies to recognise that you have already visited individual sub-pages of our website. These session cookies are automatically deleted after you leave our website.
On the other hand, we use cookies in order to statistically record and evaluate the use of our website and to optimise our offer for you. These cookies enable us to automatically recognise that you have already been with us when you visit our website again.
The data processed by cookies is required for the above-mentioned purposes to protect our legitimate interests and those of third parties in accordance with Art. 6 Para. 1 S. 1 lit. f GDPR.
If you do not wish us to recognise information about your computer, please set your Internet browser to delete cookies from your computer hard drive, block all cookies or to warn you before a cookie is stored.
We use web analytics services to understand how visitors use our website and to improve our services. The following analytics services are used:
We use Google Analytics, a web analytics service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA). Google Analytics uses cookies to analyse how users use the website. The information generated by the cookie about your use of this website is usually transmitted to a Google server in the USA and stored there.
Google may use this information to evaluate your use of the website, to compile reports on website activity and to provide other services related to website activity and internet usage to the website operator. Google may also transfer this information to third parties where required by law or where such third parties process the information on Google’s behalf.
IP addresses are anonymised (IP masking) so that no conclusions can be drawn about individual users. The data sent by us and linked to cookies is automatically deleted after 14 months. Data whose retention period has been reached is automatically deleted once a month.
The transfer to the USA takes place on the basis of the EU Standard Contractual Clauses and the EU-US Data Privacy Framework (Art. 46 para. 2 lit. c GDPR). You can prevent the collection of data generated by the cookie and related to your use of the website by downloading and installing the browser plugin available at: Google Analytics Opt-out Browser Add-on.
The legal basis for the use of Google Analytics is Art. 6 para. 1 lit. f GDPR. Our legitimate interest is the analysis of user behaviour for the purpose of optimising our website and services.
We use Matomo (formerly Piwik), an open-source web analytics platform hosted on our own servers at https://analytics.m-fa.de/ (Site ID: 3). Matomo allows us to analyse website usage without transferring data to third-party servers outside the European Union.
Matomo uses cookies to distinguish unique visitors and to track page views. IP addresses are anonymised and cannot be traced back to individual users. The data collected by Matomo is used exclusively for statistical analysis and improvement of our website.
You can opt out of Matomo tracking at any time: Matomo Opt-out.
The legal basis for the use of Matomo is Art. 6 para. 1 lit. f GDPR. Our legitimate interest is the analysis of user behaviour for the purpose of optimising our website and services.
This website uses Google Fonts, a service provided by Google LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA), to display fonts. When you visit a page on our website, your browser loads the required fonts directly from Google’s servers. In doing so, your IP address is transmitted to Google and stored on servers in the USA.
The transfer to the USA takes place on the basis of the EU Standard Contractual Clauses and the EU-US Data Privacy Framework (Art. 46 para. 2 lit. c GDPR). Google does not associate the IP address transmitted by your browser as part of Google Fonts with any other data held by Google.
The legal basis for the use of Google Fonts is Art. 6 para. 1 lit. f GDPR. Our legitimate interest is the uniform and attractive presentation of our website. More information about Google Fonts can be found at Google Fonts FAQ and in Google’s Privacy Policy at policies.google.com/privacy.
This website is hosted by Hostinger International Ltd (61 Lordou Vironos Street, 6023 Larnaca, Cyprus). When you visit our website, your browser automatically transmits certain data to our web server, including your IP address, browser type, and the pages you access. This data is processed on Hostinger’s servers for the purpose of providing and securing the website.
We have concluded a data processing agreement with Hostinger in accordance with Art. 28 GDPR. The legal basis for this processing is Art. 6 para. 1 lit. f GDPR (legitimate interest in the secure and stable operation of our website). More information is available in Hostinger’s Privacy Policy at hostinger.com/privacy-policy.
Calcuja is a static website. No calculator inputs are ever transmitted to or stored on our servers. All calculations run entirely in your browser. The data that exists about your visit is limited to:
To request access to, correction of, or deletion of any personal data we hold about you, send an e-mail to contact@calcuja.com with the subject line “GDPR Data Request”. We will respond within 30 days as required by Art. 12 GDPR.
Upon a verified deletion request we will:
Because all analytics data is stored in anonymised/pseudonymised form, it may not be possible to identify individual records. In this case we will inform you accordingly within the 30-day period.
You can change or withdraw your analytics consent at any time. Your current settings are stored locally in your browser (localStorage) and do not involve any server-side tracking.