All PDF Tools
44 free, private tools for reading, editing, converting, organizing, protecting, and automating PDFs. Every tool runs locally in your browser — files are never uploaded, and installed apps keep working offline.
Organize PDF
Merge PDF
Combine multiple PDF documents into one continuous file.
Split PDF
Separate individual pages or extract custom page ranges into new PDFs.
Organize & Rotate Pages
Reorder, rotate, duplicate, reverse, delete, or import pages across documents.
Remove Blank Pages
Automatically detect and clean out blank or empty scanned pages.
Extract Pages
Extract specific pages or custom ranges into standalone documents.
Booklet Maker
Transform multi-page documents into 2-up printable fold-and-staple booklets.
Split by File Size
Split a large PDF into size-accurate parts measured for real, never mid-page.
N-Up PDF
Place 2, 4, 6 or 9 pages per sheet to cut printing costs for notes and handouts.
View & Edit
Compress & Optimize
Edit PDF
PDF Editor
Add text annotations, shapes, freehand drawing, highlights, and stamps.
Sign PDF
Draw, type, or upload your signature and place it anywhere with local privacy.
Fill PDF Forms
Fill interactive text fields, checkboxes, radios, dropdowns, and flatten forms.
Security
Smart Redaction
Detect and permanently blackout sensitive emails, phone numbers, IDs, and dates.
PDF Health Check
Inspect structure, metadata, encryption, font assets, and get actionable recommendations.
Document Sanitizer
Purge hidden metadata, author information, comments, and JavaScript attachments.
Protect & Unlock PDF
Encrypt documents with a strong password or unlock protected files.
Add Watermark
Overlay custom text or image watermarks with precise opacity and angle.
Add Page Numbers
Stamp page numbering at header or footer positions with customizable formats.
Flatten PDF
Permanently bake interactive form fields, checkboxes, and markup annotations into static page graphics for legal archiving and finalization.
Digital Certificate Signature
Cryptographically sign PDF documents using PKCS#12 (.p12 / .pfx) digital certificates and inspect/validate existing CMS signatures in the browser.
Convert from PDF
PDF to Image
Convert PDF pages into high-resolution JPG, PNG, or WebP images.
Extract Text
Extract raw text, copy page-by-page content, or download as TXT file.
Extract Images
Detect, preview, and download embedded and page images as ZIP.
PDF to Markdown
Extract readable text and document hierarchy into clean, structured Markdown (.md).
PDF to HTML
Convert PDF pages into semantic, responsive HTML code ready for the web.
Convert to PDF
Advanced & Automation
OCR PDF Center
Recognize text from scans in English, Assamese, Hindi, and Bengali.
Compare PDFs
Inspect side-by-side visual differences and text changes between two document revisions.
Batch Processing
Process multiple PDF files together for compression, watermarking, or cleanup.
PDF Workflow Builder
Chain multiple actions (Remove Blanks → Organize → Compress → Watermark → Export).
Ask your PDF (AI Assistant)
Summarize, explain, extract key points, dates, names, or ask questions with strict privacy options.
PDF to Study Tools
Transform lecture notes and textbooks into summaries, MCQs, flashcards, and quizzes.
Extract
Convert
Compress
Edit
Crop & Auto-Trim PDF
Crop pages visually with drag handles, or auto-remove white margins and scanner borders.
Grayscale / Ink Saver
Convert PDFs to grayscale, pure black & white, or ink-saving output with live preview.
Bates Stamping
Apply sequential legal Bates numbering with custom prefixes, suffixes, digit padding, font size, and live interactive alignment preview.
Invert Colors
Invert PDF colors for eye-friendly dark reading, high-contrast accessibility, dark slide conversion, and ink-efficient inverted printing.
Productivity
Why PDFMiniFly is different
Conventional online PDF websites upload your documents to their servers for processing. PDFMiniFly takes the opposite approach: the PDF engine runs inside your browser, so contracts, scans, and personal documents never leave your device. Install it as an app and it keeps working offline. Install PDFMiniFly or learn how it works.