SideKick WA respects your privacy.

Data Collection: SideKick WA does not collect, transmit, or store any personal user data on external servers. All data (notes, tags, and settings) is stored locally within your browser using the Firefox Storage API.
Data Usage: The data you create (contact notes and tags) is used solely within the extension to provide its core functionality on WhatsApp Web.
Permissions: The extension requires access to web.whatsapp.com to modify the interface and display your notes. This access is strictly limited to the client-side functioning of the extension.
By using SideKick WA, you agree to this policy. Your data remains yours and stays on your device.