Optimize & Repair
Compress, optimize, and repair PDF files
Compress PDF
Compress PDF files to reduce file size for email and uploads. Free online PDF compressor that runs in your browser, so your files never leave your device.
Remove Restrictions
Remove PDF restrictions. Unlock printing, copying, and editing permissions.
Batch Remove Watermarks
Physically scrub watermark strings and XObject images from the PDF content stream without messing up layouts.
Repair PDF
Fix corrupted PDF files. Recover and repair damaged documents.
PDF to PDF/A
Convert PDF to PDF/A archival format. Ensure long-term document preservation with ISO standards.
Fix Page Size
Standardize PDF page sizes. Convert all pages to uniform dimensions.
Page Dimensions
Analyze PDF page sizes. View dimensions of all pages in your document.
Deskew PDF
Automatically straighten scanned or tilted PDF pages. Fix skewed documents with precision angle detection.
Font to Outline
Remove font dependencies from PDF documents by converting pages to high-quality images. Ensures compatibility across all systems.
e-Ink Reader Optimizer
Optimize PDFs for e-Ink screens via background clearing, Otsu binarization, and morphological text dilation.
Enhance Handwriting Ink
Extract blue or black handwriting signatures from photos, bleach yellow paper grain, and dramatically boost ink contrast for readability.
Linearize PDF
Optimize PDF for fast web viewing. Enable progressive loading.
PDF Layer Manager (OCG)
Manage PDF layers (Optional Content Groups). View, toggle, add, delete, and rename layers in your PDF documents.
Fix Dead Links
Scan all URL actions and link annotations in PDF, detect reachability, and inject redirects.
Auto Scan Deskew
Detect and auto-correct page rotations and alignments on mobile-photo or scanned PDF sheets instantly.
Deep Metadata Sanitizer
Thoroughly wipe author metadata, modification logs, hidden layers, and orphan objects from PDFs for maximum privacy.