How to Convert PDF to Black and White on Mac/iPhone/Online/Free

Part 1. Why Convert Color PDF to Black and White

Converting a PDF to black and white can enhance your documents and offer long-term benefits. Here are some top reasons to consider making a PDF greyscale:

• Smaller file sizes: PDFs without color occupy less space, as there's less data to store. Converting to black and white helps reduce file size, making it easier to share and freeing up storage on your device.
• Save on ink: Colored ink is more expensive than black. By converting PDFs to greyscale, you can avoid unnecessary color printing, saving money on ink, especially in offices where printers may automatically detect color settings.
• Preview accuracy: Ensure that infographics, graphs, and diagrams maintain their clarity when printed in grayscale. This allows you to check for any potential data loss and make color adjustments to the original document if needed.

Part 2. How to Convert PDF to Black and White on Mac/Windows

If you're using a Mac or Windows computer, PDNob PDF Editor is a powerful, all-in-one solution for PDF management. It allows you to easily convert PDF files to black and white, ensuring clarity while preserving the original content.

This versatile tool supports converting PDFs into over 30 formats, editing more than 100 elements such as text, images, watermarks, and links, and offers additional features like file merging, protection, and annotation.

Key Features:

• Supports 30+ file formats, including Word, Excel, and Image.
• Over 100 editing features: text, image, watermark, and links.
• Convert PDFs to black and white or grayscale.
• Merge, split, and organize PDF pages effortlessly.
• Protect PDFs with password and permissions settings.
• Annotate and highlight text in PDFs.

Steps to Convert PDF to Black and White via PDNob PDF Editor:

• Open PDNob PDF Editor, then load your PDF by clicking “Open PDF” or dragging the file into the workspace.

• Click the “Edit” button on the top toolbar, then select the text you want to modify. A text box will appear, allowing you to change the text, font, style, size, and color.

• To add new text, click “Add Text” under the “Edit” section and place it where needed.
• To insert images, click the “Add Image” button and choose the image file to add.

• Once you have made all the necessary edits, click on the "Save" button in the top left corner.
• In the save options, select "Print" and choose the "Print as Grayscale" option to ensure your document is saved in black and white. This will convert any color images or text into grayscale before saving the PDF.

Part 3. Convert PDF to Black and White Not Grayscale Online

Another option for converting PDFs online is using pdfFiller. It is a comprehensive online tool designed for document editing, converting, and managing PDF files. It allows users to easily convert PDFs into various formats, including BULK, while preserving the document’s formatting and quality.

pdfFiller is tailored for individuals and businesses how to make a PDF black and white, cost-effective solution for document management, editing, and collaboration. The platform ensures change pdf color to black and white document security and complies with enterprise-grade privacy standards.

Steps to Convert PDF to Black and White Not Grayscale:

• Go to the pdfFiller website, upload the JPG image, and sign up for an account.
• Convert the image to black and white within the pdfFiller editor.

• In the editor window, click the "Print" button located at the top.

• Select the "Microsoft Print to PDF" option.
• Save the document as a PDF.

Part 4. How to Convert PDF to Black and White on Android/iPhone

For mobile users, iScanner provides an excellent app to convert PDFs to black and white directly on Android and iPhone devices. The app combines convenience with powerful features tailored for on-the-go usage.

Steps to Convert PDF to Black and White using iScanner:

iPhone:

• Install the iScanner app. It is available for free on all platforms, and there is no need to register or sign up to use it.
• Open the PDF that you want to convert to black and white and tap the Share button.
• Choose iScanner from the list of sharing options, and your PDF will open in the app.
• Tap the "Adjust" button at the bottom of the screen, then select "Color".
• In the color filters menu, tap "B\W" or "Grayscale". Your PDF is now converted to black and white!
• All done! Your PDF is ready in black and white how to save pdf as black and white.

Android:

• Install the iScanner app.
• Open the PDF you want to convert to black and white and tap the Share button.
• Choose iScanner from the list of available apps to open your PDF.
• Tap the "Adjust" option at the bottom of the screen, then select "Color".
• In the color filters menu, tap "B\W" or "Grayscale".
• You're done! Your PDF is now in black and white.

Conclusion

Convert PDF to black and white and white is a practical solution for reducing file size, improving readability, and ensuring cost-effective printing. Whether you’re using a Mac, Windows, an online tool, or a mobile device, there are versatile solutions available to meet your needs.

While tools like pdfFiller and iScanner offer convenience, PDNob PDF Editor stands out with its comprehensive feature set, high-quality output, and user-friendly interface. We highly recommend Tenorshare PDNob PDF Editor for its reliability and efficiency in managing PDFs.

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