The administrator of your personal data is the data.rocks sp. z o.o. sp. komandytowa (limited liability company limited partnership) (hereinafter "data.rocks"). Our headquarters is based in Warsaw at ul. Człuchowska 66B/41.

Contacting us is possible via e-mail at marketing@data.rocks or via post at: data.rocks sp. z o.o. sp. komandytowa, ul. Człuchowska 66B/41, 01-360 Warsaw. We provide professional services in the field of marketing and web analytics, using the "data.rocks" brand and gachecker.com website for these activities.


We collect your personal data mainly from you. If you are our Client, you provide us with your details when contacting us about our services. If you are our contractor (i.e. we are engaged in business cooperation), you provide us with your data when you contact us regarding cooperation, as well as throughout the entire cooperation, e.g. via e-mail correspondence. We may have also received your contact details from someone in your organization (e.g. by indicating you in a cooperation contract as the person responsible for contact or simply by adding you to the message (CC) as part of ongoing correspondence).

If you want to join our team, we collect your data in the process of correspondence carried out via marketing@data.rocks


  1. Provision of services to our Clients

    If you are or would like to become our Client, we will process your personal data in order to render our services and for settlement and tax related purposes.

  2. Running our website, including statistics. We process your personal data to ensure the functionality of our website www.gachecker.com
  3. Cooperation with contractors

    If you are or would like to engage in business relations with us, then we will process your personal data (e.g. as the owner of a company/institution or an employee of a company/institution) in order to establish and conduct such cooperation.

  4. All e-mail correspondence

    If you contact us via e-mail in matters other than those specified above, we process your data for the purposes related to such correspondence. This may be related to performing our services, ordering specific services or supplies, recruitment, or other activities related to our company.


We primarily process your contact details, as well as data concerning the company/institution you work for, e.g. name, e-mail address, telephone number, history of your communication with us, information on the sources of obtaining your data, name of the company/institution , Tax ID, history of using our services. This may also be additional information concerning yourself which you may have included in the e-mail correspondence or which you could have given during a telephone conversation with our representative, as well as the consent you have given.

In addition, we also collect information about how you use the www.gachecker.com website, including your IP address and information on the device you are using (e.g. browser), if you agree to the use of cookies. Cookies are small text files commonly used on the Internet, stored on your device. Thanks to cookies we can:

Our partners will use cookie technology until you change your cookie options. Blocking cookies may negatively affect the use of our site.

When it comes to analytical tools, they come from several entities. These are Google Inc. and Facebook Inc. Crazy Egg Inc., HotJar Ltd., however, they will not learn your exact identity from the shared data. You can find out more at the following links: https://policies.google.com/technologies/partner-sites?hl=en; https://www.facebook.com/about/privacyshield https://www.facebook.com/about/privacy/, https://www.crazyegg.com/privacy, https://www.hotjar.com/legal/policies/privacy/.

And here you can restrict the information that Google Inc receives: https://tools.google.com/dlpage/gaoptout


The legal basis for our processing of your personal data varies depending on the purpose for which we process it. As such:

  • data concerning your use of our site, which we obtain through the so-called cookies files is collected based on your consent, expressed in accordance with art. 173 of the Polish Telecommunications Law;
  • if you are contacting us us to ask a question about the services we provide, how we run our websites, or how to carry out certain activities, we collect your questions and related data and provide answers because we have a legitimate interest in providing our Clients and website users with full information and a positive experience with data.rocks;
  • if you are engaged in broadly understood business cooperation with us or wish to establish such cooperation, we process your data because we have concluded an agreement with you regarding the aforementioned business cooperation (the form of such a contract may be varied, including verbal or e-mail) and data processing is necessary to perform such a contract or required to respond to your cooperation offer and take action before the conclusion of the relevant contract. In addition, we have a legitimate interest in contacting all representatives of our contractors (e.g. their employees) regarding matters related to cooperation.


The period for which we process your personal data depends on the purpose of processing. Thus, respectively:

  • answering questions - for the time required to provide necessary explanations and answers; after this period, we will process your data for the purposes of accountability of our activities, which we are obliged to do by personal data protection regulations, however, no longer than 5 years;
  • conducting broadly understood business cooperation with contractors and contact regarding the establishment of such cooperation - for the duration of the cooperation or the time necessary to determine the terms of such cooperation; after this period, we will process your data for the purposes of accountability of our activities, to which we are obliged to do by personal data protection regulations, however, no longer than 5 years;
  • data on how you use our website (via cookies) - for the entire period when you use the website and for a period of 5 years from the time you have stopped using the website, unless you delete the information stored in cookie files on your own device; after this period, we will process your data for the purposes of accountability of our activities, to which we are obliged to do by personal data protection regulations, however, no longer than 5 years.


Your data may be made available to providers of various types of services which involve the right to access your data. These are entities providing our technical and IT support, e.g. IT solution providers (telecommunications services, software suppliers, e-mail providers, and hosting providers). To each of the above entities we disclose only the data that is necessary to achieve a given purpose. Whenever we disclose your data to other entities, we do so under the applicable law. If our service providers process your data on our behalf, they must provide guarantees for the implementation of technical and organizational solutions that will protect your personal data and meet the requirements of the General Data Protection Regulation (GDPR).


Personal data protection regulations grant you a number of rights which you can exercise at any time. Your rights include the following:

  • The right to access the content or your personal data.
  • The right to to amend data
  • The right to restrict data processing
  • The right to demand deletion of your data
  • The right to transfer data to another data controller

The rights referred to above can be exercised by contacting us at the e-mail address marketing@data.rocks or by post at: data.rocks sp. z o.o. sp. komandytowa, ul. Człuchowska 66B/41, 01-360 Warsaw.

If you feel that we have in any way violated the rules concerning processing your personal data, you have the right to lodge a complaint directly with the supervisory authority (Head of the Personal Data Protection Office). As part of exercising this right, you should provide a full description of the situation and indicate what action you consider to be in violation pf your rights or freedoms and what you demand in connection with this. The complaint should be submitted directly to the supervision authority at the following address: ul. Stawki 2, 00-193 Warsaw.


We would separately like to inform you that you also have the right to object to the processing of your personal data. You can exercise your right to object if you do not want us to process your personal data for a specific purpose. In this case, we will continue to process your data for the purposes of other procedures (for other purposes), but not for the purpose which you have objected against, unless your request is contrary to the obligation imposed by law.

You can submit your objection at the e-mail address marketing@data.rocks or via post to: data.rocks sp. z o.o. sp. komandytowa, ul. Człuchowska 66B/41, 01-360 Warsaw.


When running our site, we use tools provided by entities located outside the European Economic Area, and some of our service providers may store your data outside of the above territory (e.g. Google LLC). Whenever your data could be transferred outside the European Economic Area, this is done only as part of procedures in accordance with personal data protection regulations - e.g. the data is transferred to countries for which the European Commission has issued a decision stating that they ensure an adequate level of protection. An example of such a country are the United States and the "Privacy Shield" mechanism, which involves certification of companies based in the United States in terms of whether they apply appropriate rules in the field of personal data protection. Our service providers have an appropriate certificate of compliance. You can learn more here: https://www.privacyshield.gov/participant?id=a2zt000000001L5AAI&status=Active