Guides
Guides
In-depth guides on working with PDF files — from compression to conversion.
BMP vs PNG vs TIFF: Which Image Format for Scanned Documents?
Scanning a document and unsure which format to keep it in? Here's how BMP, PNG, and TIFF compare for scanned documents — and why PDF usually beats all three.
JUN 23, 2026
How to Flatten a PDF: What It Means and When You Need It
Flattening a PDF bakes form fields, signatures, and annotations into the page so they can't be edited. Here's what flattening does, when you need it, and how to do it without uploading your file.
JUN 23, 2026
How to Redact a PDF Properly (and What Redaction Actually Does)
Drawing a black box over text doesn't redact it — the text is still there. Here's how proper PDF redaction works, why the difference matters, and how to do it without uploading your file.
JUN 23, 2026
SVG to PDF: Converting Vector Graphics for Print and Sharing
SVG is perfect for the web but awkward to share and print. Here's why you'd convert SVG to PDF, how vector quality is preserved, and how to do it without uploading your file.
JUN 23, 2026
When to Use GIF Format (and When Not To)
GIF is great for simple graphics and terrible for photos. Here's exactly when to use GIF, when to avoid it, and how to convert GIFs to PDF without uploading anything.
JUN 23, 2026
How to Convert PDF to PNG — Free, High Quality, No Upload
Convert PDF pages to PNG images free in your browser. Higher quality than JPG for text and diagrams — no upload, no account, no watermark.
MAY 15, 2026
How to Convert Word to PDF — Free Online Converter
Convert any .docx or .doc file to PDF in seconds — free, online, no Microsoft Word required. Files are deleted immediately after conversion.
MAY 15, 2026
How to Rotate a PDF Page — Permanently Fix Sideways Pages
Rotate one page or an entire PDF permanently — free in your browser. No uploads, no account, no software needed.
MAY 15, 2026
How to Sign a PDF Online — Free, No Account Required
Learn how to add your signature to a PDF document for free, directly in your browser. No uploads, no account, no software to install.
MAY 15, 2026
How to Split a PDF Into Separate Files
Split a PDF into individual pages or custom page ranges — free, in your browser, with no file uploads or account required.
MAY 15, 2026
How to Summarize a PDF with AI — Free, No Account
Get a clear AI summary of any PDF in seconds — research papers, reports, contracts, books. Free, no account, no upload.
MAY 15, 2026
How to Translate a PDF to Any Language — Free Online
Translate a PDF document to Spanish, French, Chinese, Arabic and 25+ more languages free online. AI-powered, no account required.
MAY 15, 2026
How to Unlock a PDF — Remove Password Protection Free
Remove a password from a PDF you own, free in your browser. No upload, no account, no software needed.
MAY 15, 2026
How to Chat With a PDF: A Practical Guide to AI Document Q&A
Ask questions about a PDF and get answers grounded in its contents. How AI chat with PDF works, what it's good for, and where it fails.
MAY 14, 2026
How to OCR a PDF: Make Scanned Documents Searchable
OCR turns scanned pages into searchable, copyable text. Here's how it works, what to expect, and how to run it free in your browser.
MAY 14, 2026
The Best Free Offline PDF Tools
A practical roundup of free PDF tools that don't upload your files — covering desktop apps, browser-based tools, and command-line utilities for every platform.
MAY 13, 2026
The Best iLovePDF Alternatives for Privacy
Looking for an iLovePDF alternative that doesn't upload your files? A fair, factual comparison of the best privacy-respecting options across browser, desktop, and CLI.
MAY 13, 2026
Is iLovePDF Safe? A Privacy Guide
iLovePDF handles millions of files a month — but what actually happens to yours when you upload it? A clear-eyed look at the real privacy tradeoffs.
MAY 13, 2026
Convert PDF to JPG: Complete Guide
Everything you need to know about turning PDF pages into JPG images — resolution, quality, batch conversion, and when not to do it.
MAY 11, 2026
How to Compress a PDF Without Losing Quality
Learn the techniques behind PDF compression and how to shrink your files without making them look bad — all free in your browser.
MAY 11, 2026
PDF File Format Explained: A Beginner's Guide
What a PDF actually is, how it became the universal document format, and the parts of the spec you'll actually encounter — explained in plain language.
MAY 11, 2026
Why Are PDF Files So Large? And How to Fix It
A clear breakdown of what makes PDFs bloat — embedded fonts, raster images, metadata — and which fixes actually shrink them.
MAY 11, 2026