Is PDF to Black & White free with no daily limit?

Yes. PDFPA currently has no daily conversion quota for this tool. Standard per-job and anti-abuse limits still apply.

What is the difference between Black & White and Grayscale?

Black & White uses only two tones. Grayscale removes color but preserves shades of gray.

Which mode is better for text documents?

True Black & White is often suitable for clean text, forms and line art where strong contrast is preferred.

Which mode is better for photos or scans?

Grayscale is usually better because it preserves tonal detail that strict black-and-white conversion can remove.

Will this reduce printer ink or toner use?

The output removes color information, but actual ink or toner usage depends on the printer, driver settings and document content.

Will the converted PDF always be smaller?

No. Removing color can reduce size for some files, but image-based conversion can also produce similar or larger results. Use Compress PDF if size is the main concern.

Does conversion change my original PDF?

No. A separate black-and-white or grayscale PDF is generated.

Can I convert scanned PDFs?

Yes. For scans, choose Black & White for high-contrast text or Grayscale when faint detail and shading should remain.

Does PDFPA add a watermark?

No. The conversion does not add PDFPA branding to the result.

How long is the converted PDF available?

Normal completed results remain available for up to 10 minutes and can be deleted earlier from the result page.

PDF to Black & White

Convert a color PDF to pure black and white for strong contrast or choose grayscale to preserve shades and visual detail.

Choose a PDF

Drag and drop your PDF here, or browse files

One PDF · Up to 200 MB · No watermark · No daily limit · Unlimited use

Monochrome PDF conversion

Choose true black and white or preserve grayscale detail

Use a two-color result for high-contrast documents or grayscale when photos, charts and shaded content need more tonal information.

True black and white

Convert pages to two-color output using only black and white for text-heavy documents, forms and strong-contrast printing.

Grayscale conversion

Remove color while preserving shades of gray for photographs, scans, charts and shaded page elements.

Printing-focused output

Remove color information before printing on monochrome devices or preparing documents for black-and-white workflows.

Possible file-size savings

Removing color can reduce size for some documents, although the result depends on image content and page complexity.

How to convert a PDF to black and white

Upload the color PDF, choose the monochrome mode and download the converted copy.

Upload your PDF

Choose one color PDF up to 200 MB.

Choose Black & White or Grayscale

Use strict two-color output for contrast or grayscale when tonal detail should remain.

Download the converted PDF

Preview and save the new monochrome PDF while the original file remains unchanged.

Temporary processing with automatic cleanup

Your file is processed temporarily to create the requested result. Normal completed results remain available for up to 10 minutes and are then removed automatically.

Short result window

Uploaded and generated files are temporary processing files rather than documents stored in a permanent public library.

Delete when finished

Use Delete result on the completion screen if you want to request removal before automatic cleanup.

Monochrome PDF conversion

Prepare color PDFs for black-and-white printing or grayscale workflows

Converting a PDF to black and white can simplify printing and create consistent monochrome output. PDFPA provides strict two-color conversion and grayscale because text-heavy documents and image-heavy documents often need different treatment.

Use true black and white when contrast matters most

Black & White mode reduces pages to two tones. It works well for typed documents, forms, line art and clean scans where strong contrast matters more than subtle shading.

Because midtones are removed, strict black and white can lose detail in photographs, faint handwriting or gradients. If those details matter, grayscale is usually the better choice.

Use grayscale for photos, scans, charts and shaded documents

Grayscale removes color while keeping shades of gray, making it better for photographs, screenshots, charts and scans where tonal differences carry information.

Removing color may reduce file size in some cases, but it is not guaranteed. Use Compress PDF if size is the main goal. There is currently no daily conversion quota; normal file-size and anti-abuse safeguards still apply, and results are temporary.

Monochrome help