YIO Sneaker Size Converter does not collect, sell or transmit personal information.

Information stored on your device

The extension uses Chrome local storage to remember your most recent gender mode, source brand, target brand, sizing systems, and selected size. This information remains on your device and is used only to restore your preferences when you reopen the extension.

Website access

The extension does not request permission to read or change websites, view browsing history, access tabs or monitor browsing activity. Clearly labelled links may open pages on yiodesigner.uk when you choose to click them.

Analytics and advertising

The extension contains no advertising SDK and does not run analytics inside the extension. Links to YIO Designer include campaign parameters so visits initiated by those links can be identified in the website's normal analytics.

Data sharing

No extension data is sold or shared with third parties. The extension does not transmit locally saved sizing preferences to YIO Designer.

Children

The extension is a general shopping utility and is not directed to children under 13.

Changes

If the extension's data practices change, we will update this policy and the Chrome Web Store privacy disclosures before introducing the new practices.

Contact

Submit questions about this policy through the YIO Designer contact page.

YIO Sneaker Size Converter Privacy Policy

Effective date: 2 September 2026

YIO Sneaker Size Converter does not collect, sell or transmit personal information.

Information stored on your device

The extension uses Chrome local storage to remember your most recent gender mode, source brand, target brand, sizing systems and selected size. This information remains on your device and is used only to restore your preferences when you reopen the extension.

Website access

The extension does not request permission to read or change websites, view browsing history, access tabs or monitor browsing activity. Clearly labelled links may open pages on yiodesigner.uk when you choose to click them.

Analytics and advertising

The extension contains no advertising SDK and does not run analytics inside the extension. Links to YIO Designer include campaign parameters so visits initiated by those links can be identified in the website's normal analytics.

Data sharing

No extension data is sold or shared with third parties. The extension does not transmit locally saved sizing preferences to YIO Designer.

Children

The extension is a general shopping utility and is not directed to children under 13.

Changes

If the extension's data practices change, this policy and the Chrome Web Store privacy disclosures will be updated before the new practices are introduced.

Contact

Questions about this policy can be submitted through the YIO Designer contact page.