PDFly Blog
PDF Guides & Tips
Practical, tested guides for everyday PDF tasks.
7 Free PDF Tools Worth Using Instead of Adobe Acrobat
7 Free PDF Tools Worth Using Instead of Adobe Acrobat
You don't need a subscription for most PDF tasks anymore. A practical look at free PDF tools worth using, and where each one falls short.
How to Merge PDF Files Online for Free
How to Merge PDF Files Online for Free
Combine multiple PDFs into one document, keep the right page order, and avoid the privacy pitfalls of server-based mergers.
Are Online PDF Tools Safe?
Are Online PDF Tools Safe?
Local browser processing vs. server-side processing, what happens when AI tools are involved, and what to check before uploading a confidential document.
How to Compress a PDF: What Actually Shrinks the File
How to Compress a PDF: What Actually Shrinks the File
Why PDFs get large, what PDFly's compressor actually does (lossless, not lossy), and the real workflow for scanned and image-heavy files.
How to Convert PDF to Word Online for Free
How to Convert PDF to Word Online for Free
What to expect from PDF-to-Word conversion, why scanned PDFs need OCR first, and how to clean up the result.
Chat with PDF: Ask Questions and Get Answers From Your Documents
Chat with PDF: Ask Questions and Get Answers From Your Documents
Ask your PDF a question and get a direct, sourced answer instead of scrolling through pages by hand.
How to Remove Pages From a PDF: Delete Unwanted Content Instantly
How to Remove Pages From a PDF: Delete Unwanted Content Instantly
Delete blank, duplicate, or unwanted pages from a PDF in a few clicks, without touching the rest of the document.
How to Rotate a PDF: Fix Sideways Pages Instantly
How to Rotate a PDF: Fix Sideways Pages Instantly
Fix sideways or upside-down pages in a scanned or exported PDF without rescanning the whole document.
How to Split a PDF: Break Large Documents Into Manageable Files
How to Split a PDF: Break Large Documents Into Manageable Files
Break a large PDF into smaller files by page range, file size, or every N pages, ready to email or share.
How to Unlock a PDF: Remove Password Protection (When You Know the Password)
How to Unlock a PDF: Remove Password Protection (When You Know the Password)
Remove an open password or editing restrictions from a PDF in seconds, as long as you already know the password.
How to Convert Word to PDF: Preserve Your Documents for Sharing
How to Convert Word to PDF: Preserve Your Documents for Sharing
Lock a Word document's formatting into a PDF so fonts, tables, and layout look identical on every device.
How to Add Page Numbers to a PDF (Without Breaking Your Flow)
How to Add Page Numbers to a PDF (Without Breaking Your Flow)
Stamp page numbers onto every page of a PDF in seconds, with control over position, format, and starting page.
How to Add a Watermark to a PDF (Without Losing Your Mind)
How to Add a Watermark to a PDF (Without Losing Your Mind)
Stamp a text watermark across every page of a PDF to mark drafts, protect confidential documents, or claim ownership.
How to Crop a PDF: Trim Margins, White Space, and Unwanted Areas
How to Crop a PDF: Trim Margins, White Space, and Unwanted Areas
Trim excess margins or unwanted areas from PDF pages without permanently deleting the underlying content.
How to Convert Excel to PDF (And Keep Your Spreadsheet Looking Professional)
How to Convert Excel to PDF (And Keep Your Spreadsheet Looking Professional)
Lock a spreadsheet's layout, charts, and formatting into a fixed PDF that looks identical on every device.
How to Convert JPG to PDF: The Easiest Way to Turn Images Into Documents
How to Convert JPG to PDF: The Easiest Way to Turn Images Into Documents
Turn a batch of photos or scanned images into a single, ordered PDF document in seconds.
OCR PDF: Turn Scanned Documents Into Searchable Text
OCR PDF: Turn Scanned Documents Into Searchable Text
Use OCR to turn a scanned PDF's image-only pages into real, searchable, selectable text.
How to Reorder PDF Pages: Drag, Drop, and Organize Your Documents
How to Reorder PDF Pages: Drag, Drop, and Organize Your Documents
Fix a PDF's page order visually with drag-and-drop instead of cutting and pasting pages by hand.
PDF Summarizer: Get the Gist of Any Document in Seconds
PDF Summarizer: Get the Gist of Any Document in Seconds
Get an AI-generated summary of a long PDF's main points, supporting details, and conclusion in seconds.
How to Convert PDF to Excel (Without Retyping Every Row)
How to Convert PDF to Excel (Without Retyping Every Row)
Extract tables and data from a PDF straight into an editable spreadsheet instead of retyping everything by hand.
PDF Translator: Turn Documents Into Multiple Languages Instantly
PDF Translator: Turn Documents Into Multiple Languages Instantly
Translate an entire PDF into another language while keeping the original layout, fonts, and images intact.
How to Convert PDF to JPG (Without Losing Quality)
How to Convert PDF to JPG (Without Losing Quality)
Turn each page of a PDF into a high-quality JPG image, ready for presentations, social media, or the web.
How to Convert PDF to PNG: Lossless Images for Documents
How to Convert PDF to PNG: Lossless Images for Documents
Turn PDF pages into lossless PNG images that keep text and diagrams pixel-perfect.
How to Convert PDF to PowerPoint: Turn Documents Into Slides
How to Convert PDF to PowerPoint: Turn Documents Into Slides
Turn a fixed PDF report into an editable slide deck, with each page becoming an editable PowerPoint slide.
How to Convert PNG to PDF: The Easy Way to Combine Images
How to Convert PNG to PDF: The Easy Way to Combine Images
Combine a set of PNG images into one ordered, shareable PDF without losing lossless image quality.
How to Convert PowerPoint to PDF: Share Presentations With Confidence
How to Convert PowerPoint to PDF: Share Presentations With Confidence
Lock a PowerPoint presentation's fonts, images, and layout into a PDF that looks the same on every device.
How to Compare Two PDFs: Spot Differences Instantly
How to Compare Two PDFs: Spot Differences Instantly
Spot every text, image, and formatting difference between two PDF versions without scrolling through both by hand.
How to Extract Pages From a PDF: Save Only What You Need
How to Extract Pages From a PDF: Save Only What You Need
Pull just the pages you need into a new PDF while leaving the original document completely untouched.
How to Convert HTML to PDF: Save Web Pages as Documents
How to Convert HTML to PDF: Save Web Pages as Documents
Save a web page or local HTML file as a clean, formatted PDF for offline reading or archiving.
How to Edit a PDF: Change Text, Add Images, and More
How to Edit a PDF: Change Text, Add Images, and More
Change text, add images, and annotate a PDF directly, even without access to the original source file.
How to Extract Text From a PDF: Turn PDFs Into Plain Text
How to Extract Text From a PDF: Turn PDFs Into Plain Text
Pull the raw text out of a PDF into a plain text file, stripped of formatting and images.
How to Redact a PDF: Permanently Remove Sensitive Information
How to Redact a PDF: Permanently Remove Sensitive Information
Permanently delete sensitive text from a PDF instead of just covering it with a black box that can be removed.
How to Repair a Corrupted PDF: Fix Damaged Files
How to Repair a Corrupted PDF: Fix Damaged Files
Rebuild a corrupted PDF's structure and recover as much of its readable content as possible.
How to Convert Text to PDF: Turn Plain Text Into Professional Documents
How to Convert Text to PDF: Turn Plain Text Into Professional Documents
Turn plain text into a clean, formatted PDF with custom fonts, page size, and margins.
How to Protect a PDF with a Password: Keep Your Documents Secure
How to Protect a PDF with a Password: Keep Your Documents Secure
Add an open password or permissions restrictions to a PDF so only people you trust can access it.
How to Sign a PDF: Add Your Signature Without Printing or Scanning
How to Sign a PDF: Add Your Signature Without Printing or Scanning
Draw, type, or upload a signature and stamp it onto a PDF in seconds, without printing or scanning anything.
How to Convert PDF to ZIP: Archive Multiple PDFs
How to Convert PDF to ZIP: Archive Multiple PDFs
Bundle multiple PDFs into a single ZIP archive for easier sharing, backup, and email attachments.
How to Convert ZIP to PDF: Extract and Merge Archived PDFs
How to Convert ZIP to PDF: Extract and Merge Archived PDFs
Extract every PDF from a ZIP archive and merge them into one document automatically.
How to Convert EPUB to PDF: eBooks Made Printable
How to Convert EPUB to PDF: eBooks Made Printable
Turn EPUB eBooks into printable, fixed-layout PDF documents for reading, printing, or annotating.
How to Convert PDF to EPUB: Read PDFs on Any e-Reader
How to Convert PDF to EPUB: Read PDFs on Any e-Reader
Turn PDF documents into reflowable EPUB eBooks for Kindle, Kobo, and other e-readers.
How to Add an Image to a PDF
How to Add an Image to a PDF
Insert logos, photos, or signatures into any PDF page. Free, browser-based, with drag-and-drop positioning.
How to Annotate a PDF: Add Notes & Comments
How to Annotate a PDF: Add Notes & Comments
Add sticky notes, text boxes, and comments to any PDF page. Free, browser-based, perfect for feedback and review.
How to Duplicate PDF Pages
How to Duplicate PDF Pages
Copy specific pages or duplicate an entire PDF multiple times. Free, browser-based, with custom page selection.
Explain PDF with AI: Understand Any Document in Plain Language
Explain PDF with AI: Understand Any Document in Plain Language
Get an AI-powered explanation of any PDF in plain language. Perfect for research, studying, and quick understanding.
How to Extract Images from a PDF
How to Extract Images from a PDF
Extract every image from a PDF and download them as a ZIP. Free, browser-based, with support for JPG and PNG formats.
How to Fill PDF Forms Online
How to Fill PDF Forms Online
Fill PDF forms online for free. Type into form fields, check boxes, and fill out documents instantly. Browser-based, no signup.
How to Flatten a PDF
How to Flatten a PDF
Flatten a PDF to merge layers, annotations, and form fields into a single uneditable document. Free, browser-based, no signup.
Generate Quiz from PDF — AI-Powered
Generate Quiz from PDF — AI-Powered
Upload a PDF and let AI generate a quiz with multiple-choice questions based on the content. Perfect for students and teachers.
How to Highlight Text in a PDF
How to Highlight Text in a PDF
Highlight text in any PDF with a yellow highlighter. Free, browser-based, with multiple colors and adjustable opacity.
How to Compress Images — Reduce File Size
How to Compress Images — Reduce File Size
Compress JPG, PNG, and WebP images online for free. Reduce file size while maintaining quality. Browser-based, no upload.
How to Convert Images — PNG to JPG, WebP & More
How to Convert Images — PNG to JPG, WebP & More
Convert images between PNG, JPG, and WebP formats online for free. Batch convert multiple images. Browser-based, no upload.
How to Edit PDF Metadata
How to Edit PDF Metadata
Edit PDF metadata — change title, author, subject, keywords, and creator. Free, browser-based, no signup.
OCR Image — Extract Text from Image
OCR Image — Extract Text from Image
Extract text from photos, screenshots, and scanned images using AI-powered OCR. Free, browser-based, no signup.
How to Read PDFs in Browser
How to Read PDFs in Browser
Read PDFs directly in your browser for free. Upload and view PDF documents with page navigation, zoom, and full-screen reading.
How to Remove Blank Pages from PDF
How to Remove Blank Pages from PDF
Automatically detect and remove blank or empty pages from any PDF. Free, browser-based, with adjustable sensitivity.
How to Remove Watermark from PDF
How to Remove Watermark from PDF
Remove watermarks, logos, and text overlays from PDF pages. Free, browser-based, with manual area selection.
Rewrite PDF with AI — Paraphrase Tool
Rewrite PDF with AI — Paraphrase Tool
Rewrite and paraphrase PDF content using AI. Improve readability, change tone, and restructure text. Free, browser-based, no signup.
How to Scan Documents to PDF
How to Scan Documents to PDF
Convert scanned images or photos of documents into a clean PDF. One image per page, with customizable page size and orientation.