Optimize & Repair
Compress, optimize, and repair PDF files
When to use these tools
Use these tools when a PDF is too large to upload, loads slowly, contains unnecessary metadata, has damaged structure, or needs preparation before another conversion or sharing step.
Output checks
- - Balance compression level against image readability.
- - Review repaired files before relying on them as records.
- - Use optimization before emailing large scans or submitting portal uploads.
Common mistake to avoid
Avoid maximum compression for documents where image detail, signatures, diagrams, or small print must remain easy to inspect.
Compress PDF
Reduce PDF file size while maintaining quality. Free online PDF compressor for smaller files.
Fix Page Size
Standardize PDF page sizes. Convert all pages to uniform dimensions.
Linearize PDF
Optimize PDF for fast web viewing. Enable progressive loading.
Page Dimensions
Analyze PDF page sizes. View dimensions of all pages in your document.
Remove Restrictions
Remove PDF restrictions. Unlock printing, copying, and editing permissions.
Repair PDF
Fix corrupted PDF files. Recover and repair damaged documents.
Deskew PDF
Automatically straighten scanned or tilted PDF pages. Fix skewed documents with precision angle detection.
PDF to PDF/A
Convert PDF to PDF/A archival format. Ensure long-term document preservation with ISO standards.
Font to Outline
Remove font dependencies from PDF documents by converting pages to high-quality images. Ensures compatibility across all systems.
PDF Layer Manager (OCG)
Manage PDF layers (Optional Content Groups). View, toggle, add, delete, and rename layers in your PDF documents.
Deep Metadata Sanitizer
Thoroughly wipe author metadata, modification logs, hidden layers, and orphan objects from PDFs for maximum privacy.
e-Ink Reader Optimizer
Optimize PDFs for e-Ink screens via background clearing, Otsu binarization, and morphological text dilation.
Batch Remove Watermarks
Physically scrub watermark strings and XObject images from the PDF content stream without messing up layouts.
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.
Enhance Handwriting Ink
Extract blue or black handwriting signatures from photos, bleach yellow paper grain, and dramatically boost ink contrast for readability.