Convert a color PDF to grayscale for printing or reduced file size. Preserves text clarity and layout.
Upload a color PDF
The tool applies a grayscale filter to all pages
Download your grayscale PDF
Free is enough for most one-off jobs. Pro raises the file and batch caps; Pro + Media unlocks GB-scale streaming and unlimited duration.
Larger files supported on Developer (5 GB CSV) and Enterprise (unlimited). All processing happens in your browser — files never reach a server.
0 bytes uploaded. PDF Grayscale Converter runs entirely in your browser using pdf-lib and pdfjs-dist. Your file stays on your device at all times. No data is sent to any server.
Grayscale conversion can reduce size slightly. For maximum compression, combine with the Compress tool.
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