Data protection
Privacy policy
Data controller
The data controller is Álvaro Yustas Salinas, operating under the trade name Sellyox.
- Data controller: Álvaro Yustas Salinas
- Trade name: Sellyox
- Tax ID: 02296323A
- Address: Avenida de los Arces, 17, 28042 Madrid, Spain
- Email: info@sellyox.com
Data we process
- Registration and contact data.
- Amazon account information authorized by the user.
- Business data needed to provide subscribed features.
- Technical, security and usage data needed to operate the platform.
- Information sent through forms or support.
Purposes
We process information to provide and maintain Sellyox, authenticate users, synchronize authorized sources, calculate metrics and alerts, handle requests, improve security and comply with legal obligations. With consent, we may also measure website usage, conversions and campaign performance through Google Analytics and Google technologies deployed via Google Tag Manager.
Legal basis
Depending on the case, processing is based on performance of the requested service, user consent, legitimate interest in operating a secure platform and applicable legal obligations.
Amazon Selling Partner API
When a user connects Seller Central, access takes place through Amazon's official authorization mechanism. Sellyox does not request or store the user's Amazon password.
Retention and third parties
Data is retained for as long as needed to provide the service and meet legal obligations. Infrastructure, authentication, database, email and other technical providers may process data under applicable safeguards.
Your rights
You may request access, correction, deletion, objection, restriction or portability where applicable by writing to info@sellyox.com.
Security
We apply technical and organizational measures designed to protect information against unauthorized access, loss, alteration or improper disclosure.
Last updated: August 28, 2026.