PDF Tools
PDF Tools
Use these PDF tools to redact a reviewed sharing copy, fill and sign forms, compare revisions, recognize scans, merge files, split pages, reduce file size, rotate documents, and export pages as images without installing desktop software.
OCR PDF & Image
Run multilingual OCR on PDF scans and images locally. Auto-rotate, deskew, review confidence, search text, extract tables and invoice fields, then export searchable PDF, DOCX, CSV, TXT, or Markdown.
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Compare PDF Versions
Compare two PDF versions locally. Match inserted, removed, and moved pages, review visual and selectable-text differences, and export a PDF change report.
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Fill and Sign PDF
Fill standard PDF form fields or add text, dates, marks, initials, and a visual electronic signature locally in your browser. Preview and verify the finished PDF before download.
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Secure PDF Redaction
Mark sensitive PDF content and export a clean image-only copy rebuilt from masked page pixels. Search selectable text, review suggestions, verify previews, and work locally in your browser.
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Merge PDF
Merge PDF files online for free with a private browser-based tool. Combine multiple PDF documents quickly without uploading files.
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Split PDF
Split PDF files privately in your browser. Extract selected pages, create custom page groups, separate every page, or divide a PDF into fixed-size chunks.
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Compress PDF
Compress PDF files in your browser with measured before-and-after sizes, a text-preserving optimizer, and three image compression profiles.
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PDF to Images
Convert selected PDF pages to PNG, JPG, or WebP with adjustable resolution and quality. Download one image directly or many pages as a ZIP.
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Rotate PDF
Rotate all or individual PDF pages in 90-degree steps, preview every change, and export locally without rebuilding the original pages as images.
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Reorder PDF Pages
Reorder PDF pages privately with drag-and-drop, exact page ranges, batch moves, scan presets, undo and redo, then export without rasterizing pages.
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Delete PDF Pages
Delete PDF pages privately in your browser. Select thumbnails or ranges, use odd/even shortcuts, undo changes, and export a cleaned searchable PDF.
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Add Watermark to PDF
Add a custom text watermark to PDF pages privately. Preview fonts, colors, opacity, placement, repeated tiles, and precise page ranges before export.
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Add Page Numbers to PDF
Add page numbers to a PDF with live previews, custom ranges, cover-page skipping, sequence templates, six positions, fonts, colors, margins, and local browser processing.
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How to Use This Section
Start with the task that matches your file problem most closely, then move to the next tool only if the workflow calls for it. For example, you might split a PDF, delete extra pages, then merge the final result back together, or resize images before turning them into a PDF.
Guides for These Tools
Learn how the current DocuKit implementation handles each file and which output checks matter before you share or submit the result.
How to Merge PDF Files Online
This guide explains the practical workflow for combining multiple PDF files online and keeping the output organized.
7 min read
How to Split, Extract, Group, or Chunk PDF Pages
Choose the split strategy that matches the job, validate page ranges against thumbnails, and verify each result before discarding the source PDF.
8 min read
How to Compress a PDF and Choose the Right Quality
DocuKit can preserve interactive page content or rebuild pages as compressed JPEG images; this guide explains which profile fits each document.
8 min read
How to Convert PDF to PNG Online
This guide covers when to export PDF pages as PNG files and how to get cleaner page images for reuse.
7 min read
How to Add a Clear Text Watermark to a PDF
A useful watermark communicates document status without hiding content; preview representative pages, target the correct range, and understand its security limits.
8 min read
How to Reorder PDF Pages Without Losing Track
Build and verify a complete physical page sequence while preserving the original PDF pages in the exported file.
7 min read
How to Redact a PDF Without Leaving Hidden Information
A practical, review-first workflow for marking sensitive content, removing source PDF structures, and verifying the separate sharing copy.
10 min read
How to Compare PDF Versions Without Missing Page Changes
A review-focused method for comparing revised PDFs without assuming that matching page numbers contain matching content.
8 min read
How to Fill and Sign a PDF Safely in Your Browser
A practical review-first workflow for completing PDF forms while understanding the difference between a visible electronic signature and a certificate-backed digital signature.
9 min read
How to OCR a Scanned PDF and Review the Text
A practical, privacy-focused workflow for turning printed scans into searchable documents without treating OCR output as unquestionable truth.
9 min read
How to Rotate PDF Pages and Fix Mixed Orientation
Correct sideways and upside-down PDF pages with a preview-first workflow that keeps each change clear before export.
7 min read
How to Delete PDF Pages Without Removing the Wrong Content
Use visible page identity, reversible selection controls, and a final structure check to remove only the intended PDF pages.
7 min read
How to Add Page Numbers to a PDF and Keep Them Readable
Plan the numbering sequence, placement, and page scope before adding a readable footer or header to a PDF.
8 min read
How to Turn Plain Text into a Readable PDF
Prepare plain text, choose readable page settings, and verify line wrapping and pagination in the generated PDF.
7 min read
How to Convert Markdown to a Compact, Professional PDF
Structure Markdown for predictable pagination, readable code and tables, working links, and a compact selectable-text PDF.
9 min read