Grayscale PDF
Convert a colour PDF to black and white for cheaper printing.
or drag and drop files here
How to use Grayscale PDF
Select your file
Click the button above or drag your file into the box. It stays on your device.
Choose options
Adjust the settings on the right until the result looks the way you want.
Download
Click Grayscale PDF, then save the result. No sign-up, no watermark.