Privacy Policy
Last updated: April 2026
What we collect
Nothing. Sideload Spanish does not collect, store, or transmit any personal data. Your vocabulary progress is stored locally in your browser using Chrome's built-in storage API.
Analytics
This website and the Sideload Spanish extension contain no analytics scripts, tracking pixels, or cookies. We do not know who you are, what pages you visit, or what words you learn.
Sync (optional, paid)
If you choose to enable Sync, your vocabulary progress is encrypted end-to-end on your device before being transmitted. We cannot read your data. Payment is processed by Lemon Squeezy, who acts as the Merchant of Record. We do not store your payment information.
Third-party services
- Lemon Squeezy — processes payments for Sync subscribers. See their privacy policy.
Open source
The extension source code is publicly available on GitHub. You can verify these claims yourself.
Contact
Questions? Open an issue on GitHub.