Is the Convert Image to Black and White tool completely free?

Yes. Convert Image to Black and White is 100% free with no registration, subscriptions, or hidden limits.

Are my files uploaded to a remote server?

No. All processing happens entirely inside your browser using client-side WebAssembly and modern Canvas APIs. Your files never leave your device.

This tool works seamlessly across all modern browsers including Chrome, Safari, Firefox, Edge, and mobile browsers on iOS and Android.