Privacy Policy

How we handle your data

Last Updated: February 3, 2026

🎯 Overview

LinkCaster is a Chrome browser extension that helps users convert image links and upload files to cloud storage services.

🛡️ LinkCaster does not collect, store, or transmit any personal data to our servers. All processing happens locally in your browser.

🚫 What We DON'T Do

What We DO

☁️ Third-Party Services

When you choose to upload files, LinkCaster communicates directly with the following services:

📁 Google Drive 📦 Catbox.moe 🖼️ vgy.me

Google Drive

When you connect your Google account, we use OAuth 2.0 for secure authentication. We only request permission to create and manage files in a dedicated "LinkCaster" folder. Your Google credentials are never stored by us; tokens are managed locally by Chrome.

Catbox.moe & vgy.me

Files are uploaded directly to these services' servers. Your API keys are stored locally in your browser. Each service's own privacy policy applies to uploaded content.

💾 Local Storage

LinkCaster stores the following data locally on your device:

This data never leaves your device unless you explicitly choose to sync Chrome settings.

🔐 Permissions

LinkCaster requests the following browser permissions:

Permission Purpose
storage Save your settings and preferences locally
activeTab Access the current tab only when you click the extension
identity Authenticate with Google Drive (OAuth)

🔒 Data Security

📝 Policy Updates

We may update this privacy policy from time to time. Any changes will be reflected in the "Last Updated" date at the top of this document.

Summary: LinkCaster processes everything locally. We don't collect your data. When you upload to third-party services, their privacy policies apply.