Legal Notice

Website owner details

In accordance with applicable regulations, the following identifying information is provided:

Owner: Lluis Enric Mayans
Tax ID (NIF): 46955361X
Address: Avenida Mediterránea 92, CP 07870, Balearic Islands, Spain
Email: lluismayans83@gmail.com
Website: https://www.roichecker.com

Purpose and terms of use

ROIChecker is a website that provides free tools for calculating advertising metrics (ROI, ROAS, CPA and break-even point) aimed at ecommerce and dropshipping businesses.

The calculations and estimates provided by the tools are indicative in nature and do not constitute financial, tax or investment advice. The user is responsible for validating the results against their specific situation and for making their own business decisions.

Intellectual property

The content, design and code of this website are the property of the owner, unless otherwise indicated. Any total or partial reproduction without express authorisation is prohibited.

Applicable law

This legal notice is governed by Spanish law. For any dispute arising from the use of this website, the parties submit to the courts and tribunals of the owner's place of residence.

Last updated: April 2026