Why Would You Need to Crop a PDF?
PDF pages often have more white space than necessary — large margins from the original design, blank borders added by scanning apps, or extra space around a certificate or form that wastes screen real estate. Cropping lets you remove this unwanted space and present only the content that matters.
- Remove excessive margins from scanned documents
- Trim white borders from PDF certificates or awards for cleaner display
- Crop a PDF to show only a specific region (e.g., one chart from a page)
- Resize pages to a consistent size across a multi-page document
- Prepare PDFs for e-readers (Kindle, Kobo) which have smaller screens
E-Reader Tip: Academic PDFs are typically A4 with large margins — impossible to read on a Kindle without zooming. Crop the margins off and the text fills the full e-reader screen, making the PDF actually readable.
Crop Box vs Trim Box — Technical Note
PDF files have multiple box types: the MediaBox (full page size), CropBox (visible area), TrimBox (final trim size for printing), and BleedBox (print bleed area). Our crop tool adjusts the CropBox — the visible display area — without permanently destroying content. The original content remains in the file but is hidden outside the cropped region.
How to Crop PDF Pages
Upload Your PDF
Upload any PDF. The first page appears in the visual crop editor with a draggable crop rectangle.
Drag to Set Crop Area
Drag the crop handles to define exactly which area you want to keep. Or enter precise margin values (in mm, cm, or inches) for pixel-perfect cropping.
Apply to Pages
Apply the same crop to all pages, odd pages only, even pages only, or a specific page range.
Download Cropped PDF
Download your cropped PDF. All pages now show only the area you defined, with consistent margins throughout.
Auto-Detect and Remove White Margins
Our smart auto-crop feature detects white space margins automatically. Click "Auto Crop" and the tool scans each page, finds where actual content starts, and sets the crop box to eliminate all empty white space. This is perfect for scanned documents where margins vary slightly between pages — auto-crop normalizes them all.
Crop Individual Pages vs All Pages
For a document where all pages have the same layout and margins, crop all pages at once with a single setting. For mixed documents (portrait and landscape pages combined, or pages with different content areas), crop pages in groups by specifying page ranges for each crop setting.
Crop PDF Pages Free
Visual crop editor, auto-margin detection, apply to all or specific pages.
Crop PDF NowCropping for Print vs Screen Display
For screen reading: crop aggressively — remove all margins to maximize content area on screen. For printing: leave at least 5–10mm margins so content isn't cut off by the printer's non-printable zone. Most home printers have a 5mm minimum border that clips anything closer to the edge.
ToolMatrix PDF Cropper
Visual drag-to-crop interface, numerical margin input (mm/cm/inches), auto white-space detection, apply to all or specific pages, and instant preview before download. Free, no account needed, processes locally in your browser.