Short version: we don't collect your data. Everything runs in your browser.
Nothing. All encoding and decoding is performed locally in your browser using JavaScript. Your images, files, and pasted text are never sent to any server. There is no backend, no database, and no logging of your input.
We use your browser's local storage only to remember your color-theme preference (dark or light mode). This stays on your device.
This site is monetized with Google AdSense. Google may use cookies to serve ads based on your prior visits, as described in Google's advertising policies. You can opt out of personalized advertising at Google Ads Settings.
For privacy questions, contact us via the GitHub issue tracker referenced on our About page.
Last updated: August 9, 2026