Terms and Conditions

Last updated: 17 December 2025

These Terms and Conditions ("Terms") apply to:

  • the use of this Application, and
  • any other related agreement or legal relationship with the Owner

in a legally binding manner. Capitalised words are defined in the respective dedicated section of this document.

The User must read this document carefully.

Owner and Data Controller:

Kugelaudio UG (haftungsbeschränkt) - Schäftertrift 6, 30657 Hannover

Contact email: hello@kugelaudio.com

About this Application

This Application is a software solution that provides AI-powered text-to-speech conversion and voice synthesis services, including real-time voice generation, multi-language support, and API access for developers.

"This Application" refers to:

  • this website, including its subdomains and any other website through which the Owner makes its Service available;
  • the Application Program Interfaces (API);
  • the Service;
  • any applications, sample and content files, source code, scripts, instruction sets or software included as part of the Service, as well as any related documentation.

The essentials at a glance

  • This Application/this Service is not intended for use by minors under the age of 18.
  • Usage of the Service is limited to Users who qualify as Consumers or Business Users.

TERMS OF USE

Unless otherwise specified, the terms of use detailed in this section apply generally when using this Application.

Single or additional conditions of use or access may apply in specific scenarios and in such cases are additionally indicated within this document.

By using this Application, Users confirm to meet the following requirements:

  • Users must qualify as Consumers or Business Users;
  • Users must be of legal age according to applicable law;
  • Users must not be in a country under US government embargo, or that has been designated as a "terrorist-supporting" country, and they must not be listed on any US government list of prohibited or restricted parties.

Account registration

To use the Service, Users may register or create a user account, providing all required data or information in a complete and truthful manner.

Users must also choose a password. Users are responsible for keeping this password confidential and are accountable for all activities that occur under their user name and password.

Users are required to immediately and unambiguously inform the Owner via the contact details indicated in this document, if they think their personal information, including but not limited to user accounts, access credentials or personal data, has been violated, unlawfully disclosed or stolen.

Users must immediately notify the Owner of any unauthorized access to or use of their account.

Conditions for account registration

Registration of user accounts on this Application is subject to the conditions outlined below. By registering, Users agree to meet such conditions.

  • Accounts registered by bots or other automated methods are not permitted;
  • Unless otherwise specified, each User may only register one account;
  • Unless explicitly permitted, a user account may not be shared with other people.

Account termination

Users can terminate their account and stop using the Service at any time by contacting the Owner directly using the contact details provided in this document.

The Owner reserves the right to delete inactive user accounts, i.e. accounts not used for more than 12 months.

Users with subscriptions may follow the terms of their subscription regarding account termination.

Account suspension and deletion

The Owner reserves the right, at its sole discretion, to suspend or delete at any time and without notice, user accounts which it deems inappropriate, offensive, or in violation of these Terms.

The suspension or deletion of user accounts shall not entitle Users to any claims for compensation, damages or reimbursement.

The suspension or deletion of accounts due to causes attributable to the User does not exempt the User from paying any applicable fees or prices.

Content available on this Application

Unless where otherwise specified or clearly recognizable, all content available on this Application is owned or provided by the Owner or its licensors.

The Owner undertakes its utmost effort to ensure that the content provided on this Application infringes no applicable legal provisions or third-party rights. However, it may not always be possible to achieve such a result.

Rights regarding content on this Application

The Owner holds and reserves all intellectual property rights for any such content.

Users may not therefore use such content in any way that is not necessary or implicit in the proper use of the Service.

In particular, but without limitation, Users may not copy, download, share (beyond the limits set forth below), modify, translate, transform, publish, transmit, sell, sublicense, edit, transfer/assign to third parties or create derivative works from the content available on this Application, nor allow any third party to do so through the User or their device, even without the User's knowledge.

Where explicitly stated on this Application, the User may download, copy and/or share some content available through this Application for its sole personal and non-commercial use and provided that the copyright attributions and all the other attributions requested by the Owner are correctly implemented.

User content

This Application allows Users to upload, share or provide their own content.

By providing content to this Application, Users confirm that they are legally allowed to do so and that they are not infringing any statutory provisions and/or third-party rights.

Users grant the Owner a non-exclusive, worldwide, royalty-free license to use, display, and process such content solely for the purpose of providing and improving the Service.

To the extent permitted by applicable law, Users waive any moral rights in connection with content they provide to this Application.

Liability for provided content

Users are solely responsible for all content they upload, post, share, or make available through the Application. Users acknowledge and accept that the Owner does not filter or moderate such content.

However, the Owner reserves the right to remove, delete, or block such content at its sole discretion and to, without prior notice, deny the uploading User access to this Application:

  • if any complaint based on such content is received;
  • if a notice of infringement of intellectual property rights is received;
  • if a notice of violation of privacy or personality rights is received;
  • upon order of a public authority; or
  • where the Owner is made aware that the content, while being accessible via this Application, may represent a risk for Users, third parties and/or the availability of the Service.

The removal, deletion or blocking of content shall not entitle Users that have provided such content or that are liable for it, to any claims for compensation, damages or reimbursement.

Users agree to hold the Owner harmless from and against any claim asserted and/or damage suffered due to content they provided to or provided through this Application.

Access to external resources

Through this Application, Users may have access to external resources provided by third parties. Users acknowledge and accept that the Owner has no control over such resources and is therefore not responsible for their content and availability.

Conditions applicable to any resources provided by third parties, including those applicable to any possible grant of rights in content, result from each such third parties' terms and conditions or, in the absence of those, applicable statutory law.

Acceptable use

This Application and the Service may only be used within the scope of what they are provided for, under these Terms and applicable law.

Users are solely responsible for making sure that their use of this Application and/or the Service violates no applicable law, regulations or third-party rights.

Therefore, the Owner reserves the right to take any appropriate measure to protect its legitimate interests including denying Users access to this Application or the Service, terminating contracts, reporting any misconduct performed through this Application or the Service to the competent authorities – such as judicial or administrative authorities - whenever Users are suspected to be in violation of any laws, regulations, third-party rights and/or these Terms, including, but not limited to, by engaging in any of the following activities: violating laws, regulations and/or these Terms; infringing any third-party rights; considerably impairing the Owner's legitimate interests; offending the Owner or any third party.

Software license

Any intellectual or industrial property rights, and any other exclusive rights on software or technical applications embedded in or related to this Application are held by the Owner and/or its licensors.

Subject to Users' compliance with and notwithstanding any divergent provision of these Terms, the Owner merely grants Users a revocable, non-exclusive, non-sublicensable and non-transferable license to use the software and/or any other technical means embedded in the Service within the scope and for the purposes of this Application and the Service offered.

This license does not grant Users any rights to access, usage or disclosure of the original source code. All techniques, algorithms, and procedures contained in the software and any documentation thereto related is the Owner's or its licensors' sole property.

All rights and license granted to Users shall immediately be revoked upon any termination or expiration of the Agreement.

API usage terms

Users may access their data relating to this Application via the Application Program Interface (API). Any use of the API, including use of the API through a third-party product/service that accesses this Application, is bound by these Terms and, in addition, by the following specific terms.

The User expressly understands and agrees that the Owner bears no responsibility and shall not be held liable for any damages or losses resulting from the User's use of the API or their use of any third-party products/services that access data through the API.

TERMS OF SALE

Paid Products

Some of the Products provided on this Application, as part of the Service, are provided on the basis of payment.

The fees, duration and conditions applicable to the purchase of such Products are described below and in the dedicated sections of this Application.

To purchase Products, the User must register or log into this Application.

Product description

Prices, descriptions or availability of Products are outlined in the respective sections of this Application and are subject to change without notice.

While Products on this Application are presented with the greatest accuracy technically possible, representation on this Application through any means (including, as the case may be, graphic material, images, colours, sounds) is for reference only and implies no warranty as to the characteristics of the purchased Product.

Payment methods

Information related to accepted payment methods is made available during the purchasing process.

Some payment methods may only be available subject to additional conditions or fees. In such cases, related information can be found in the dedicated section of this Application.

All payments are independently processed through third-party services. Therefore, this Application does not collect any payment information – such as credit card details – but only receives a notification once the payment has been successfully completed. If payment through the available methods fails or is refused by the payment service provider, the Owner shall be under no obligation to fulfill the purchase order.

Subscriptions

Subscriptions allow Users to receive a Product continuously or regularly over a specified period of time.

Paid subscriptions begin on the day the payment is received by the Owner.

In order to maintain subscriptions, Users must pay the required recurring fee in due time. Failure to do so may cause service interruptions.

Applicable law

These Terms are subject to and shall be interpreted in accordance with the laws of the Federal Republic of Germany, unless otherwise required by mandatory provisions.

Venue of jurisdiction

The exclusive competence to decide on any controversy resulting from or connected to these Terms lies with the courts of the place where the Owner is based, as displayed in the relevant section of this document.

Severability

Should any provision of these Terms be deemed or become invalid or unenforceable under applicable law, the invalidity or unenforceability of such provision shall not affect the validity of the remaining provisions, which shall remain in full force and effect.

Dispute resolution

Users may bring any disputes to the Owner who will try to resolve them amicably.

While Users' right to take legal action shall always remain unaffected, in the event of any controversy regarding the use of this Application or the Service, Users are kindly asked to contact the Owner at the contact details provided in this document. The User may submit the complaint including a brief description and if applicable, the details of the related order, purchase, or account, to the Owner's email address specified in this document. The Owner will process the complaint within 30 days of receiving it.

Contact

All communications relating to the use of this Application must be sent using the contact information stated in this document.

Kugelaudio UG (haftungsbeschränkt)

Schäftertrift 6, 30657 Hannover

Contact email: hello@kugelaudio.com

Liability and Indemnification

Unless otherwise explicitly stated or agreed with Users, the Owner's liability for damages in connection with the execution of the Agreement shall be excluded, limited and/or reduced to the maximum extent permitted by applicable law.

In particular, the Owner shall not be liable for any losses that are not the direct consequence of a breach of the Terms by the Owner, nor for any loss of business opportunities or any other losses (including, but not limited to, lost profits) that are not the direct consequence of a breach of the Terms by the Owner.

Changes to these Terms

The Owner reserves the right to amend or otherwise modify these Terms at any time. In such cases, the Owner will appropriately inform the User of these changes.

Changes shall only affect the relationship with the User from the date communicated to Users onwards. The continued use of the Service will signify the User's acceptance of the revised Terms.

Intellectual Property Rights

Without prejudice to any more specific provision of these Terms, any intellectual property rights, such as copyrights, trademark rights, patent rights and design rights related to this Application are the exclusive property of the Owner or its licensors and are subject to the protection granted by applicable laws or international treaties relating to intellectual property.