Opus Major Privacy Policy

Last updated: July 3rd, 2025

Opus Major, a simplified joint stock company with its registered office at 15 rue des Halles, Paris (75001), registered with the Paris Trade and Companies Register under no 922 671 268, is the publisher of the website www.majjam.com (hereinafter, the “Website”) and of the video game Majjam (not yet released) allowing players to combine music and video game experience (the “Game”).

As part of the development of the Game, Opus Major is holding test sessions of the Game (the “Playtests”), for which it selects participating players based on their application on the Website. Following the completion of these Playtests, the Game in its definitive version will then be made available to the public.

In this context, Opus Major collects and uses personal data relating to:

the individuals applying to participate in the Playtests (the “Applicant Testers”),
the individuals selected to take part in the Playtests (the “Testers”).

This privacy policy is intended for the Applicant Testers and the Testers. Its purpose is to inform you, as an Applicant Tester or a Tester of the conditions under which Opus Major uses the data relating to you in the context of your application to the Playtests and the Playtests in compliance with European Regulation 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, known as the General Data Protection Regulation (the “GDPR”) and applicable local laws such as, in France, Law No. 78-17 of 6 January 1978 relating to information technology, files and freedoms, as amended.

1. What data do we use?

The types of data collected and used by Opus Major are as follows:

Applicant Testers' personal data

Identification and contact data: data enabling us to identify you
Such as your email address
Geographic data: data regarding your location
Such as:
- •Region of residence
- •Timezone
Playtest applications: other data enabling us to analyse your application and select a relevant segment for the Playtests
Such as:
- •Date of application
- •Preferred platform
- •Status of the application
Origin data: data enabling us to identify the source from which you arrived at our Website
Such as a click from a Google advertisement
Correspondence data: data concerning our interactions with you
Such as:
- •Messages you send us through your account or outside and the responses we may give you
- •Messages we send you
Consent data: data concerning your consent to certain uses of data where applicable
Such as:
- •Existence of consent
- •Date and time of consent
- •Identifiers of the devices from which these consents were given
Complaints and reports: data relating to complaints and reports received by Opus Major and their processing
Such as:
- •Claims made or internal or external reports relating to the Game or Testers' behaviour or contents in the Game
- •Checks carried out consequently
- •Measures taken in response
Exercise of your rights: data concerning your possible requests based on the rights arising from GDPR and the Data Protection Act and their processing
Such as:
- •Requests to exercise rights
- •Checks carried out
- •Measures taken in response

Testers' personal data

Identification and contact data: data enabling us to identify you
Such as:
- •Display name
- •Email address
- •Age
- •Gender
- •Invitation key
Geographic data: data regarding your location
Such as:
- •Region of residence
- •Timezone
Origin data: data enabling us to identify the source from which you arrived at our Website
Such as a click from a Google advertisement
Authentication data: data enabling you to log into your account
Such as:
- •Password
- •Technical data enabling you to remain temporarily or permanently logged into the Game
Game interaction data: data enabling you to play and progress in the Game and allowing us to understand how you interact with the Game and its features
Such as:
- •Game progression
- •All actions carried out in the Game
- •Interactions with other Testers
Technical data: data allowing us to track you and to understand how you interact with the Game and its features
Such as:
- •Times, frequency and duration of your Game sessions
- •Bug reports
- •IP address of connection to the Game
Contract data: data concerning your contract with us
Such as technical data on the acceptance of this contract (date, time, device ID, etc.)
Correspondence data: data concerning our interactions with you
Such as:
- •Messages you send us through your account or outside and the responses we may give you
- •Messages we send you
Consent data: data concerning your consent to certain uses of data where applicable
Such as:
- •Existence of consent
- •Date and time of consent
- •Identifiers of the devices from which these consents were given
Feedback: data relating to your feedback on the Game
Such as:
- •Ratings and content of feedback
- •Date and time of feedback
- •Responses provided by Opus Major, if any
Complaints and reports: data relating to complaints and reports received by Opus Major and their processing
Such as:
- •Claims made or internal or external reports relating to the Game or Testers' behaviour or contents in the Game
- •Checks carried out consequently
- •Measures taken in response
Exercise of your rights: data concerning your possible requests based on the rights arising from GDPR and the Data Protection Act and their processing
Such as:
- •Requests to exercise rights
- •Checks carried out
- •Measures taken in response

2. Why do we use your data?

The table below:

sets out the different purposes for which your data is used by Opus Major;
specifies whether the use of your data for these purposes is made on the basis of your consent or whether it is necessary for the performance of contracts or the implementation of pre-contractual measures or to comply with legal obligations or to pursue the legitimate interests of Opus Major and third parties (and, if so, which one(s));
the categories of data used for these different purposes.

These purposes and legal bases are as follows.

Purposes	Legal basis	Categories of data used
Only for Applicant Testers
Selection of Testers We use your data to select the Testers who will access to the Playtests.	Pursuit of Opus Major's legitimate interests Namely holding of Playtests targeting relevant segments of testers as part of a quality control process of the Game Consent for the geographic data	Identification and contact data Playtest applications Geographic data (retrieved by cookie – see our Cookies Policy)
Statistics on the Playtests applications We use your data to compile statistics on applicants to the Playtests.	Pursuit of Opus Major's legitimate interests Namely better understanding the market	Playtest applications
Operational communication We use your data to send you information in connection with your application for the Playtests.	Taking of steps prior to entering into a contract with Opus Major	Identification and contact data Playtest applications Correspondence data
Commercial communications We use your data to send you, according to your choices, messages related to the Game (newsletter). You will be given the opportunity to consent to these mailings when you submit your application. You will also be able to change your mind by writing to us and clicking on unsubscribe links in emails sent to you.	Consent	Identification and contact data Consent data Correspondence data
Only for Testers
Management of Testers accounts and supply of the Game We use your data to create and maintain your account and enable you to play the Game.	Performance of your contract with Opus Major	Identification and contact data Authentication data Game interaction data Technical data
Diagnosing and resolving Game's malfunctions We use your data for: monitoring the proper functioning of the Game diagnosing and correcting any problems with the Game	Performance of your contract with Opus Major	Identification and contact data Geographic data Game interaction data Technical data Correspondence data Feedback
Technical access to the Game We use your data to enable you to access the Game.	If you do not wish to remain logged after a Game session: Performance of your contract with Opus Major If you wish to remain logged after a Game session: Consent	Authentication data Technical data
Testers' feedback management We use your data to gather and analyse feedback on the Game, improve the Game and, eventually, respond to feedback.	Pursuit of Opus Major's legitimate interests Namely better understanding of Testers' opinion and improvement of the Game	Identification and contact data Game interaction data Correspondence data Feedback
Statistics on the Game We use your data to compile statistics on your use of the Game.	Pursuit of Opus Major's legitimate interests Namely better understanding of gaming behaviour and improvement of the Game	Game interaction data Technical data
Operational communication We use your data to send you information in connection with your participation in the Playtests and your use of the Game (for example in the event of changes to the terms of services of the Game).	Performance of your contract with Opus Major	Identification and contact data Game interaction data Correspondence data
Commercial communications We use your data to send you, according to your choices, messages related to the Game (newsletter). You will be given the opportunity to opt out of these mailings when you create your account. You will also be able to change your mind at any time via your account settings and from emails sent to you.	Pursuit of Opus Major's legitimate interests Namely the promotion of its activities	Identification and contact data Correspondence data Data relating to the exercise of your rights
Detection and management of irregularities with the law and our terms of use We use your data to: identify and deal with breaches of contract with Opus Major detect, prevent and combat unlawful behaviour, including by reviewing and, in some cases, removing content reported to us	Pursuit of Opus Major's legitimate interests Namely security of its services, defence of its interests, respect for rights held by third parties and preservation of a safe, lawful and respectful gaming environment	Any data required to pursue this purpose
For both Applicant Testers and Testers
Technical access to the Website We use your data to enable you to access the Website.	Pursuit of Opus Major's legitimate interests Namely providing an operational website	Technical data
Statistics on the Website We use your data to compile statistics on your use of the Website.	Pursuit of Opus Major's legitimate interests Namely better understanding of the use of our Website and its improvement	Technical data
Measuring the efficiency of and improving our advertising strategy We use your data to identify people arriving on the Website from one of our advertising campaigns and, if so, which one.	Consent	Origin data (retrieved by cookies – see our Cookies Policy)
Cooperation with financial, judicial and administrative authorities We use your data to respond to injunctions that may be addressed to us to gain access to the data we process.	Compliance with a legal obligation Such as, in France, the requirement set out in article 60-1 of the French code of criminal procedure concerning requests from the Public Prosecutor or officers or agents of the police who may target Opus Major as an entity likely to hold information relevant to a criminal investigation	Any data required to pursue this purpose
Management of consent and requests to exercise personal data rights We use your data to manage your consent (if any) and respond to requests to exercise rights that may be addressed to us pursuant to Articles 15 et seq. of the GDPR and relevant stipulations from applicable local laws (described below).	Compliance with a legal obligation Namely the obligations to manage consent and to respond to requests to exercise rights	Identification and contact data Consent data Data relating to the exercise of your rights Any data required to respond to requests
Preservation of evidence for the judicial and extrajudicial defence of Opus Major's interests We retain and may use your data to defend ourselves, in particular before the courts, if Opus Major's interests are harmed (for example, if Opus Major is accused of distributing illegal content).	Pursuit of Opus Major's legitimate interests Namely the defence of its interests	Any data required to pursue this purpose

3. Is the collection of your data compulsory?

The collection of certain data is required.

This collection may be necessary to:

consider your application for Playtests;
enable Opus Major to create your Tester's account;
provide you with access to the Website, the Game or to certain functionalities of the Website or the Game;
respond to your requests to exercise your rights under the GDPR or the French Data Protection Act, as described below;
respond to your requests for technical support or any other request related to the management of your account or the Game;

Where the collection of data is compulsory, this is indicated:

either by an asterisk or a note on our data collection forms;
on our cookies banner;
or when we communicate with you.

The consequences of failing to collect data depend on the situation. Thus, depending on the case:

you will not be able to create an account;
you will not be able to play the Game or access our Website;
Opus Major will not be able to process or accept your request to exercise your rights;
Opus Major will not be able to process your requests relating to the management of your account or for technical support;

4. Where do your data come from?

We obtain your data:

from you (for example, when you create an account or provide feedback on the Game);
through third-party application stores (for example, Discord);
through technical observations from the Website or the Game;
through platforms on which reviews of the Game are published;
through third parties for our advertising campaigns (X, Meta, Google Ads, TikTok, Reddit)

5. Who receives your data?

Insofar as it is necessary to achieve the aforementioned purposes, Opus Major communicates your data to its internal departments.

To the same extent, your data is also communicated to:

our service providers for the performance of the services we entrust to them;
the financial, judicial and administrative authorities, in particular in the context of proceedings, litigation, controls and/or a request for the disclosure of data, on request and only to the extent permitted by legislation and regulations;

6. How long are your data kept?

Opus Major only uses your data for as long as is necessary for the purposes described above. These periods are indicated in the table below. Once the longest period of use of a data expires, each data will be deleted or irreversibly anonymized by Opus Major.

Purposes	Usage periods
Selection of Testers Sending Applicant Testers operational communication relating to the applications to the Playtests Sending Tester operational communications in connection with your participation in the Playtests and your use of the Game	Until the Game is released
Ensuring the technical access to the Website	For the duration of your connection to the Website
Ensuring the technical access to the Game	For the duration of your connection to your account or, if you wish to remain logged in and consent to the corresponding cookie and data processing, for 12 months.
Management of Testers accounts and supply of the Game Detection and management of irregularities with the law and our terms of use	For the duration of the account and six (6) months after its closing
Testers' feedback management Compiling statistics (on the Playtests applications, on the Game and on the Website) Diagnosing and resolving Game's malfunctions	12 months from the data collection
Measuring the efficiency of and improving our advertising strategy	12 months from the data collection
Sending you commercial emails relating to Majjam or Opus Major	3 years from your last contact with us
Management of consent and requests to exercise personal data rights Cooperation with financial, judicial and administrative authorities	For the time necessary to manage your consent to the use of your data and your potential requests to exercise your rights and to cooperate with financial, judicial and administrative authorities
Preserving evidence for Opus Major's judicial and extrajudicial defense in relation to the selection of applications and the playtests	5 years from your application
Preserving evidence for Opus Major's judicial and extrajudicial defense in relation to its compliance with GDPR	5 years from the exercise of the right

7. Are your data transferred outside the European Economic Area?

Your data are transferred outside the European Economic Area.

These transfers must therefore be accompanied by guarantees (Standard Contractual Clauses; Binding corporate rules) to protect the data transferred.

These transfers are described in the table below.

Territory	Purposes of the transfer	Safeguards implemented to protect the data transferred
Outside of EEA (in particular, United States of America)	Management and storage of data relating to Applicant Testers who apply to participate in the Playtests (email, correspondence)	Entity participating in the Data Privacy Framework
Outside of EEA (in particular, United States of America)	Storage of data relating to Testers from the creation of their account to their participation in Playtests	Entities participating in the Data Privacy Framework
Outside of EEA (in particular, United States of America)	Storage and analysis of statistical data relating to the Website and the Game	Entity participating in the Data Privacy Framework

8. What are your rights?

You have rights to control what is done with your data. These rights are summarised in the table below.

Right concerned	Subject of the right	Details of how it applies
Right of access	Article 15 of the GDPR	You have the right to obtain confirmation as to whether or not your personal data are being used. Where they are, you have the right to obtain a copy of said personal data, as well as to have access to several pieces of information about this use. To exercise this right, you can write to us at privacy@opusmajor.io. Please note: your right to obtain a copy of the data is limited by the rights and freedoms of others. In particular, this may mean that certain data concerning you but also concerning other people cannot be communicated to you in full.
Right of rectification	Article 16 of the RGPD	You have the right to obtain the rectification of inaccurate personal data concerning you. You also have the right to obtain, depending on the purposes of the processing, that personal data concerning you that is incomplete be completed. To exercise this right, you may: when you are a Tester, log into your account on the Website to directly modify certain information about yourself; write to us at privacy@opusmajor.io.
Right to erasure or “right to be forgotten”	Article 17 of the RGPD	You have the right to obtain the erasure of personal data concerning you in the following cases: your data are no longer necessary in relation to the purposes for which they were collected or otherwise processed; you withdraw your consent to the use of your data and there is no other legal ground for their use for other purposes; you exercise your right to object to certain uses of your data and we have no overriding legitimate grounds on our side to continue such uses; you exercise your right to object to the use of your data for direct marketing purposes; your personal data have been unlawfully processed; your personal data have to be erased for compliance with a legal obligation under EU or the applicable local laws; your personal data have been collected when you were under the age set by the applicable local laws (in France : under 15 years old). This means that, in certain cases, we will not be able to delete all or part of your data, for example: if the use of these data is still necessary to process your data for certain purposes (for example, to continue to provide you with an access to the Game); where Opus Major has a compelling legitimate reason for the use of these data which overrides the reasons for you objecting to that use (for example, if we need that data to demonstrate compliance with our legal obligations). To exercise this right, you may : when you are a Tester, log into your account on the Website to delete certain information about you directly; write to us at privacy@opusmajor.io. Please note: the right to erasure does not apply in particular if the processing of your data is necessary : for exercising the right of freedom of expression and information; for compliance with a legal obligation which requires processing by EU or applicable local laws; for archiving purposes in the public interest, scientific or historical research purposes or statistical purposes (if exercising the right to erasure is likely to make impossible or seriously impair the achievement of the objectives of the processing concerned); to establish, exercise or defend legal claims. This means that in some cases we will not be able to delete your data, for example if Opus Major is legally obliged to retain the data.
Right to restrict processing	Article 18 of the GDPR	You have the right to obtain a restriction on the use of your personal data in the following cases: you contest the accuracy of the data in which case we will restrict its use pending verification of this accuracy; the processing of your data is unlawful but you oppose the erasure and request the restriction of use instead; or your data is no longer necessary for us, but is still necessary for you for the establishment, exercise or defence of legal claims; you object to the use of your data, in which case we will restrict such use pending verification of whether the legitimate grounds for the processing override your rights, freedoms and interests. To exercise this right, please write to us at privacy@opusmajor.io. In the event of processing being restricted, your data may only be stored and processed: with your consent; for the establishment, exercise or defence of legal claims; or to protect the rights of another natural or legal person; or for reasons of important public interest of the Union or a Member State.
Right to data portability	Article 20 of the RGPD	You have the right to receive, in a structured, commonly used and machine-readable format, the personal data concerning you that you have provided to us. You also have the right to transfer these data to another data controller without hindrance from us. You also have the right to have the personal data transmitted directly by us to another controller, where this is technically feasible. These rights only apply to your data that are processed: on the basis of your consent or for the performance of your contract with Opus Major (see above for details of processing); by automated means. To exercise this right, please write to us at privacy@opusmajor.io. Please note: your right to data portability is limited by the rights and freedoms of others. In particular, this may mean that certain data concerning you but also concerning other people cannot be communicated to you in full.
Right to object	Article 21§1 of the RGPD	You have the right to object at any time, on grounds relating to your particular situation, to the use of your data for processing based on the pursuit of legitimate interests (see above for details of processing). To exercise this right, please write to us at privacy@opusmajor.io. Please note: your right to object will not apply if we have a compelling legitimate reason to continue using your data which overrides your interest in stopping the processing (for example, if we need the data to demonstrate compliance with our legal obligations).
Right to object to direct marketing	Article 21§2 of the GDPR	You have the right to object at any time to the use of your data for direct marketing purposes. To exercise this right, you can: write to us at privacy@opusmajor.io; click on the unsubscribe link at the bottom of each commercial email sent to you.
Right to withdraw your consent	Article 7 of the RGPD	You have the right to withdraw your consent (if any) at any time to the use of your data based on it, namely: for Applicant Testers, if you submitted your email to us, the use of your geographic area for a better selection of applicants for Playtests; for Applicant Testers, the sending of commercial emails; for Testers: maintaining your authentication enabling you to remain logged on to the Game; for both Applicant Testers and Testers: if you arrived on the Website through an advertising campaign, to the use of this information to measure the efficiency and improve our advertising strategy. To exercise this right, you can: when you are a Tester, log in to your account and change the notification and log-in settings from your profile; for both Testers and Applicant Testers, click on the unsubscribe link at the bottom of each commercial email sent to you on the basis of your consent; for both Testers and Applicant Testers, review your preferences in the cookies management center; write to us at privacy@opusmajor.io.
Right to control the use of your personal data after your death	Article 85 of the French Data Protection Act	You have the right to define, modify and revoke at any time directives relating to the conservation, deletion and communication of your personal data after your death. You also have the right to designate a third party to whom your data may be communicated after your death. To exercise this right, please write to us at privacy@opusmajor.io. These directives are: either general and may, where applicable, only be collected and stored by a trusted digital third party certified by the “Commission Nationale de l'Informatique et des Libertés” (CNIL - French data protection authority); or specific and may, where appropriate, be collected by us.

Your request will be processed within one month at the latest. If necessary, this period may be extended by two months, taking into account the complexity and number of requests received by Opus Major.

You also have the right to lodge a complaint with the competent supervisory authority (in France the CNIL).

9. Contact

If you have any queries about this privacy policy, you can contact us by e-mail at the following address:
privacy@opusmajor.io

You can also write to us at the following postal address Opus Major, 15 rue des Halles, Paris (75001), FRANCE.