NEXELTRON APP AND NEXELTRON OS TERMS AND CONDITIONS

effective from 14 September 2026

§ 1. General Provisions

  1. This Regulations specifies the rules for using digital services provided within the Nexeltron App and the functionalities of the Nexeltron OS system intended for Nexeltron users.
  2. Digital services are provided by:

PROSPER Andrzej Janda
ul. Miła 17A
78-400 Szczecinek, Poland
Tax ID: 6731734033
National Business Registry Number (REGON): 080289834

e-mail: nexeltron@nexeltron.com
tel.: +48 510 024 345

hereinafter referred to as: "Nexeltron" or "Service Provider".

  1. Correspondence address:

PROSPER / Nexeltron
ul. Prądzyńskiego 31G/18
66-400 Gorzów Wielkopolski
Poland

  1. The Regulations apply to digital functions made available to Nexeltron users, in particular related to:user accounts,memberships,bookings,access to locations,use of Technology,session history,information regarding Nexeltron services.
  2. The terms of commercial use of Nexeltron OS by business partners, facility operators, or other B2B entities may be defined in separate agreements.

§ 2. Definitions

  1. Nexeltron App – a mobile application, web application, or other digital interface designed for Nexeltron users.
  2. Nexeltron OS – the Nexeltron IT system used to manage the Nexeltron ecosystem, including users, memberships, bookings, access, devices, Sessions, and locations.
  3. System – collectively Nexeltron App, Nexeltron OS, and related digital functionalities made available to the User.
  4. User – a person using the System.
  5. Account – an individual User account in the System.
  6. Member – a User with an active Nexeltron membership.
  7. Location – a club or other facility using Nexeltron infrastructure and systems.
  8. Technology – a longevity, recovery, or wellness device or station available in the Nexeltron ecosystem.
  9. Session – a booked period of using a specific Technology.
  10. Booking – a reservation of a Session, service, or other resource made via the System.

§ 3. Nature of Nexeltron App and Nexeltron OS

  1. Nexeltron App is a digital interface enabling the User to use selected Nexeltron services.
  2. Nexeltron OS is a central technological environment supporting the functioning of the Nexeltron ecosystem.
  3. The System may enable, in particular:creating and managing an Account,membership handling,checking service availability,making Bookings,changing or cancelling Bookings,access to Session history,access to information about Technologies,gaining access to Locations,receiving notifications,managing selected Account settings.
  4. The scope of functions may depend on:Location,type of membership,possessed authorizations,availability of a specific Technology,System version.

§ 4. Technical Requirements

  1. To use the System, the following are necessary:an internet-connected device,a current version of a supported browser or application,an active email address or other data required to create an Account,for selected functions – a mobile device enabling the use of required technologies.
  2. Some functions may require:internet connection,QR code support,Bluetooth,system notifications,other device functions indicated by Nexeltron.
  3. The User bears the costs of internet use in accordance with the agreement concluded with their operator.
  4. Nexeltron may specify minimum requirements for the operating system version, browser, or application.

§ 5. Account Creation

  1. Using some System functions may require creating an Account.
  2. When creating an Account, the User is obliged to provide true, current, and complete data.
  3. One person should have one individual Account, unless Nexeltron provides otherwise.
  4. The Account is assigned to a specific User.
  5. The User may not:share the Account with third parties,transfer access codes,allow unauthorized persons to use their membership,impersonate another person.
  6. Nexeltron may require confirmation of an email address, phone number, or other data used to secure the Account.

§ 6. Account Security

  1. The User is obliged to adequately secure the data enabling access to the Account.
  2. The User should immediately inform Nexeltron in case of:loss of access to the Account,suspicion of Account takeover,unauthorized use of access data,suspicion of a security breach.
  3. Nexeltron may temporarily block access to the Account if there is a justified suspicion of:unauthorized access,fraud,security breach,use of the Account in violation of the Regulations.
  4. Wherever possible, the User will be informed about the reason for the blockage and how to regain access.

§ 7. Bookings

  1. The System may enable making Bookings for services and Technologies available at a given Location.
  2. When making a Booking, the User receives information regarding, in particular:Location,type of Technology or service,date,time,duration of the Session.
  3. Booking availability depends on the current availability of resources in the System.
  4. The User may only use Bookings assigned to their Account, unless the terms of the specific service state otherwise.
  5. The rules for changing and cancelling Bookings may depend on:type of membership,selected service,Location,time remaining until the Session starts.
  6. Detailed conditions are presented to the User in the System.

§ 8. Access to Locations

  1. The System may be used to authorize User access to a specific Location.
  2. Access may be granted in particular via:QR code,mobile application,individual identifier,other digital access mechanism.
  3. The User may not transfer their access mechanism to third parties.
  4. Access may depend on:active membership,existing Booking,Location operating hours,permissions assigned to the Account,meeting the requirements for using the specific Technology.

§ 9. Access to Technology and Sessions

  1. The System may enable authorization to use selected Technologies.
  2. The mere fact of having an Account does not automatically mean the right to use all Technologies.
  3. Access may depend on:Membership Plan,existing Booking,completion of required instruction,device availability,compliance with specific safety rules.
  4. Nexeltron may temporarily disable the ability to book or launch a specific Technology for technical, maintenance, or security reasons.

§ 10. Session and Activity History

  1. The System may store information regarding the User's activity related to using Nexeltron services.
  2. History may include, in particular:Session date,Location,Technology type,Booking status,service usage time.
  3. The scope of available history may change with the development of the System.
  4. The history of service usage does not constitute medical documentation, unless expressly stated otherwise and the service is provided in accordance with medical activity regulations.

§ 11. Health and Wellness Information

  1. Information presented in Nexeltron App or Nexeltron OS may concern longevity, recovery, wellness, regeneration, or the use of specific Technologies.
  2. This information is for informational and organizational purposes.
  3. It does not replace:medical diagnosis,medical consultation,individual doctor's recommendations,treatment.
  4. The User should observe contraindications and safety rules related to specific Technologies.
  5. If the User's health condition raises doubts about the possibility of using a specific Technology, they should consult a relevant specialist.

§ 12. Notifications

  1. The System may send the User communications related to the use of Nexeltron services.
  2. Notifications may concern, in particular:Booking confirmation,Session reminder,Booking change or cancellation,membership status,Account security,technical changes in the System.
  3. Notifications necessary to perform the service or ensure security may be sent regardless of marketing consents.
  4. Marketing communication is conducted solely in accordance with applicable regulations and granted consents.

§ 13. Prohibited Use of the System

  1. It is forbidden to use the System in a manner contrary to law, the Regulations, or its purpose.
  2. In particular, it is forbidden to:gain unauthorized access to other people's Accounts,bypass security,interfere with the code, system, or infrastructure,automatically download data without Nexeltron's consent,attempt to disrupt the System's operation,exploit System errors to gain unauthorized benefits,impersonate another person,provide access to unauthorized persons.
  3. A User who notices an error or security vulnerability should report it to Nexeltron instead of exploiting it in an unauthorized manner.

§ 14. System Availability

  1. Nexeltron makes every effort to ensure that the System is available continuously and securely.
  2. Nexeltron does not guarantee uninterrupted availability of all functions at all times.
  3. Interruptions may be caused in particular by:updates,maintenance work,failures,infrastructure provider issues,events beyond Nexeltron's reasonable control,actions necessary to ensure security.
  4. Planned work that may significantly affect the use of the System will, where possible, be communicated to Users in advance.
  5. In case of System unavailability, Nexeltron may provide an alternative way to handle specific functions.

§ 15. Updates

  1. Nexeltron may update the System in order to:develop functionalities,improve security,remove errors,adapt to new devices or technologies,adapt to legal changes.
  2. Updates may change the appearance, operation, or availability of specific functions.
  3. If using the current version of the System requires installing updates, the User may be informed about it.
  4. In the case of digital services covered by consumer protection, Nexeltron provides legally required updates, including security updates.

§ 16. Rights to the System

  1. Nexeltron App, Nexeltron OS, and their elements may be protected by intellectual property rights.
  2. The User receives a limited, non-exclusive, and non-transferable right to use the System solely in accordance with its purpose and these Regulations.
  3. The User does not acquire rights to:source code,trademarks,interface designs,databases,technologies forming part of the System.
  4. Without the prior consent of the authorized entity, it is forbidden to copy, modify, resell, or commercially use the System beyond the scope permitted by law.

§ 17. Conformity of Digital Services with the Agreement

  1. If Nexeltron App or other digital functions are provided to a Consumer as part of a paid service, membership, or other agreement, the relevant provisions regarding the conformity of digital content or services with the agreement apply.
  2. Nexeltron is responsible for the conformity of the digital service with the agreement to the extent and for the period resulting from applicable regulations.
  3. In case of non-conformity of the digital service with the agreement, the Consumer is entitled to the rights provided for by applicable regulations.
  4. Nexeltron brings the digital service into conformity with the agreement within a reasonable time and without undue inconvenience to the Consumer, if such an obligation arises from the regulations.
  5. The provisions of the Regulations do not limit the Consumer's statutory rights.

§ 18. Complaints

  1. The User may submit a complaint regarding the operation of Nexeltron App, Nexeltron OS, or digital services.
  2. Complaints can be sent to:

nexeltron@nexeltron.com

or in writing to Nexeltron's correspondence address.

  1. The complaint should, where possible, contain:name and surname,email address assigned to the Account,description of the problem,date and time of the event,name of the Location or function to which the problem relates,information enabling the reproduction of the problem.
  2. A screenshot or other information helpful in diagnosis may be attached to the complaint.
  3. Nexeltron responds to a Consumer's complaint within the period required by applicable regulations.

§ 19. Suspension or Termination of Access

  1. The User may cease using the System in accordance with the available functions and the terms of the services they use.
  2. Account deletion does not automatically mean the termination of an active Membership agreement if the Membership is subject to separate rules.
  3. Nexeltron may temporarily suspend access to the System in case of:a serious violation of the Regulations,a security threat,an attempt at unauthorized access,use of the System for unlawful activities,the need to protect infrastructure or other Users.
  4. Permanent termination of access may occur in case of serious or repeated violations of the Regulations, taking into account applicable regulations and consumer rights.

§ 20. Liability

  1. Nexeltron is responsible for providing digital services in accordance with applicable regulations.
  2. Nexeltron is not liable for problems resulting solely from:the User's device,lack of internet access on the User's part,outdated User software,incorrect device configuration,the User sharing access data with third parties,

to the extent that such liability may be lawfully excluded.

  1. Nexeltron does not exclude liability in cases where its limitation or exclusion is inadmissible under applicable regulations.

§ 21. Personal Data

  1. Users' personal data are processed in accordance with applicable regulations and Nexeltron's Privacy Policy.
  2. Data may be processed in particular for the purpose of:creating and managing the Account,fulfilling Bookings,handling Memberships,authorizing access,ensuring security,providing digital services,handling inquiries and complaints.
  3. Detailed information regarding the administrator, legal bases, data retention periods, and User rights can be found in the Nexeltron Privacy Policy.

§ 22. Amendments to the Regulations

  1. Nexeltron may amend the Regulations for important reasons, in particular in case of:changes in regulations,development of Nexeltron App or Nexeltron OS,introduction of new functions,technological changes,security-related changes,changes in the way services are provided.
  2. Significant changes affecting Users with an active service will be communicated in a manner appropriate to the nature of the change.
  3. Amendments to the Regulations do not affect the User's acquired rights.
  4. If regulations require the User's consent to a specific change, the change will be implemented in accordance with the appropriate procedure.

§ 23. Final Provisions

  1. Polish law applies to these Regulations.
  2. The provisions of the Regulations do not limit the Consumer's rights arising from mandatory provisions of law.
  3. Regarding the use of the Nexeltron Longevity Members Club, the Nexeltron Longevity Members Club Regulations may also apply.
  4. The terms of sale of Goods via nexeltron.com are specified in a separate Nexeltron Online Store Regulations.
  5. The terms of use of Nexeltron OS by business partners may be specified in individual B2B agreements.
  6. If any provision of the Regulations proves invalid or ineffective, it does not affect the validity of the remaining provisions.
  7. The Regulations are effective from September 14, 2026.

The next document should be the Nexeltron Privacy Policy — one common policy for the website, store, club, Nexeltron App, and user accounts, instead of creating several inconsistent policies.