Grayscale PDF
Convert a PDF to grayscale, free and online.
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Remove color from your PDF in one click
Convert any PDF to grayscale for cleaner printing and smaller, more consistent-looking documents.
Upload Your PDF
Drag and drop a PDF file, or select it from your device. You can upload multiple files at once.
Convert to Grayscale
Click Convert and every page of your PDF is converted from color to grayscale automatically.
Download Your File
Your grayscale PDF is ready in seconds. If you converted several documents, they are packaged into a single zip file for download.
Built for Cleaner, Print-Ready PDFs
Everything you need to strip color from a PDF.
Enterprise Security
Your files are encrypted with 256-bit SSL during upload and removed from our servers automatically after conversion.
Fast, Layout-Accurate Conversion
Fonts, spacing, images, and page layout are preserved so your PDF looks like the original PDF file.
No Extra Software Needed
Conversion happens entirely on our servers, so you never need to install the original application to open a PDF file.
Convert Multiple Files at Once
Upload up to 50 files in one batch, each up to 50MB, and download every converted PDF together in a single zip.
Free, No Watermarks
There is no cost, no account, and no watermark added to your converted PDF.
Cross-Platform
Works in any modern browser on Windows, Mac, Linux, and mobile devices, with no software to install.
Solutions for Every Need
People convert PDFs to grayscale for all kinds of reasons.
Office & Admin Staff
Karen converts colorful reports to grayscale before printing hundreds of copies, cutting printing costs on black-and-white office printers.
Students
Omar converts lecture slides with colorful charts to grayscale so they photocopy clearly for study groups.
Publishers
Isabel converts a color proof to grayscale to preview how a document will look when printed on a monochrome press.
Frequently Asked Questions
Why convert a PDF to grayscale?
Grayscale PDFs print more cheaply on black-and-white printers and often look more consistent when color is not needed.
Will this reduce my file size too?
Removing color can reduce file size somewhat, though results vary by document. Use the Compress PDF tool for dedicated file size reduction.
Can I convert multiple PDFs at once?
Yes. Upload as many PDFs as you need and each one will be converted to grayscale and returned in a single download.
Is there a file size or file count limit?
Each file can be up to 50MB, and you can upload up to 50 files in a single batch.
Will text and images both be converted?
Yes. Every element on the page, including text, images, and backgrounds, is converted to grayscale.
Is it safe to upload documents with personal or business information?
Yes. Uploads happen over an encrypted connection, and both the source document and the resulting PDF are automatically deleted from our servers after processing.
Is Grayscale PDF free to use?
Yes. There is no cost, no subscription, and no account required.
Can I convert a PDF to grayscale on my phone?
Yes, the tool is fully responsive and works in any modern mobile browser on iOS and Android.