for the use of the Sellantica Amazon PPC Analytics Software
Last updated: March 1, 2026
(1) These Terms and Conditions apply to all contracts, offers, and services between
hof digital
Sebastian Hof
Hohenzollernallee 29, 40235 Düsseldorf
(hereinafter "hof digital", "Provider" or "we")
and its clients (hereinafter "Client" or "you") regarding the use of the Sellantica Amazon PPC Analytics Software.
(2) The offering by hof digital is directed exclusively at entrepreneurs within the meaning of § 14 BGB (German Civil Code), legal entities under public law, or special funds under public law. Consumers within the meaning of § 13 BGB do not become contracting parties.
(3) Deviating, conflicting, or supplementary terms and conditions of the Client shall only become part of the contract if hof digital has expressly agreed to their validity in writing.
(1) With Sellantica, hof digital offers a cloud-based SaaS solution for analyzing and optimizing Amazon Advertising campaigns (Sponsored Products, Sponsored Brands, Sponsored Display). The software uses the official Amazon SP-API interfaces.
(2) The specific scope of services, timelines, and remuneration are set out in the respective individual offer or the selected pricing plan. Changes or extensions to the scope of services require text form.
(3) hof digital provides its services with the utmost care and to the best of its knowledge and belief. Guarantees of success for advertising campaigns, rankings, or specific revenues are expressly not assumed, as these depend on numerous external factors (e.g., competition, Amazon algorithms, market conditions).
(4) We offer a free trial period of 30 days. During this time, you have access to all features of the selected pricing tier. Automatic renewal into a paid subscription only occurs after your explicit confirmation.
(5) hof digital is entitled to use subcontractors (in particular AWS for hosting) at its own discretion to fulfill the contract.
(6) Beta software / duty to inform: Sellantica is currently offered as beta software. By registering and using the software, the Client expressly agrees to use a beta version that is still under active development. Beta software may contain errors, inaccuracies, or unexpected behavior.
(7) The Client is obligated to independently review and verify the accuracy of every recommendation, suggestion, and planned action generated by the software before implementation. Adopting suggestions without prior review is at the Client's own risk.
(8) hof digital assumes no liability for damages resulting directly or indirectly from errors in the beta software if the Client has not complied with the review obligation described in paragraph (7).
(1) The Client undertakes to provide all information, data, access (in particular SP-API authorization via "Login with Amazon"), and approvals required for service delivery in a timely, complete manner and in the required quality.
(2) Delays caused by late or insufficient cooperation by the Client are not to the detriment of hof digital and may lead to a corresponding postponement of deadlines and appointments. Additional work arising from this may be invoiced separately.
(3) The Client is solely responsible for the legality of the content used in the software (e.g., campaign texts, product data) as well as for compliance with all Amazon Seller Central Policies. The Client warrants that they hold all necessary rights.
(4) The Client shall indemnify hof digital against all third-party claims resulting from a breach of their cooperation obligations, in particular from the unlawfulness of the provided content or violations of Amazon guidelines.
(1) We aim for software availability of at least 99.5% per month (calculated without planned maintenance windows).
(2) Planned maintenance work will be announced at least 48 hours in advance by email and will, where possible, take place outside of main business hours.
(3) Support services:
(4) Support is provided in German and English.
(1) To use the software, authorization via "Login with Amazon" is required. You hereby grant Sellantica permission to access your Amazon Advertising data via the SP-API.
(2) You are responsible for:
(3) We commit to complying with the Amazon Acceptable Use Policy and all other Amazon guidelines.
(4) You can revoke the authorization at any time in your Amazon Seller Central account under "App Authorizations". Upon revocation, your access to Sellantica automatically ends as well.
(1) All prices are net plus statutory VAT. The media budget required for advertising measures is not included in the remuneration and is paid directly to Amazon by the Client.
(2) Ongoing monthly services are invoiced at the beginning of each service month. For annual payment, we grant a discount of 20%.
(3) Invoices are due for payment within 7 days of the invoice date without deduction. In the event of default, hof digital is entitled to charge default interest at 9 percentage points above the respective base rate (§ 288 (2) BGB).
(4) For cross-border services, the reverse charge procedure applies, provided the statutory requirements are met. The tax liability is transferred to the recipient of the service.
(1) The contract runs for an indefinite period and can be terminated by either party with the following notice periods:
(2) Termination must be made in text form (email is sufficient) to info@hof-consulting.de.
(3) The right to extraordinary termination for good cause remains unaffected. Good cause exists in particular in the case of:
(4) After the end of the contract, your account will be deactivated. Your data will be stored for a further 90 days, then automatically deleted. You can request an export of your data before the end of the contract.
(1) You undertake to:
(2) In the event of suspected misuse or security incidents, you are obligated to inform us immediately.
(3) You are responsible for all activities that take place under your account.
(1) The processing of personal data takes place in accordance with our Privacy Policy and the provisions of the GDPR.
(2) We process exclusively your Amazon campaign data and performance metrics. Personal customer data (PII) of Amazon end customers is not processed.
(3) Each client only has access to their own data. No mixing or aggregation with data from other clients takes place.
(4) All data is stored encrypted (AES-256) and transmitted encrypted (TLS 1.3).
(1) We warrant that the software essentially has the agreed functions. Minor deviations do not constitute a defect.
(2) The warranty does not cover:
(3) Liability:
a) In cases of intent and gross negligence, we are liable without limitation.
b) In cases of slight negligence, we are only liable for the breach of essential contractual obligations. Liability is then limited to the foreseeable damage typical for this type of contract (maximum 3 monthly fees).
c) Liability for data loss is limited to the typical recovery effort that would have arisen had backups been created regularly.
d) Liability under the Product Liability Act remains unaffected.
(4) We assume no liability for:
(1) All rights to the software, including all intellectual property rights and copyrights, remain with us or our licensors.
(2) You receive a non-exclusive, non-transferable right of use limited to the contract term.
(3) The "Sellantica" trademark and all logos are protected and may not be used without our written permission.
(1) The Founder's Club program offers early adopters a lifetime 50% discount on all pricing tiers (Starter, Growth, Enterprise), limited to the first 100 members.
(2) The Founder's Club prices are:
(3) The Founder's Club discount is maintained as long as your subscription is active. There are no price increases for Founder's Club members.
(4) If you cancel your subscription, your Founder's Club status is forfeited. Reinstatement is not possible.
(5) The discount is not paid out in cash and not transferred to other accounts.
(1) The law of the Federal Republic of Germany applies, excluding the UN Convention on Contracts for the International Sale of Goods (CISG).
(2) The place of jurisdiction for all disputes arising from or in connection with this contract is Düsseldorf.
(3) Should any provision of these Terms and Conditions be or become wholly or partially invalid, the validity of the remaining provisions shall not be affected thereby. The invalid provision shall be replaced by a legally permissible provision that most closely achieves the economic purpose of the invalid provision.