The PDFCure blog
Practical guides on PDFs, and honest notes on what a browser can and can't do.
How to merge PDF files for free — without uploading them anywhere
A walkthrough of merging PDFs in the right order, and why doing it in your browser instead of on someone's server is worth caring about.
PDF compression explained: why your file is big and what actually shrinks it
What actually makes a PDF large, why 'compress' tools behave differently on different files, and how to pick the right compression level.
iLovePDF alternatives: what to actually look for in a PDF tool
A practical checklist for evaluating free PDF tools — privacy, honesty about limitations, and what 'free' really means.
How to password-protect a PDF — and when AES-256 actually matters
What PDF encryption actually requires, how this site's Protect PDF tool does it entirely in your browser, and when a stronger password matters more than the algorithm.
PDF/A explained: when you actually need archival format
What makes PDF/A different from a regular PDF, who actually requires it, and what a browser-based converter can and can't guarantee.
HEIC vs JPG: why iPhone photos won't upload anywhere, and how to fix it
Why HEIC exists, why so many web forms and tools silently reject it, and how to turn iPhone photos into a PDF without leaving your phone.
How to fill out a PDF form without printing it
The difference between a real fillable form and a flat scanned one, and how to handle both without a printer.
Delete, extract, or redact: three ways to remove something from a PDF, and when each is right
Removing a page, pulling a page out, and blacking out text inside a page all sound similar but solve different problems.
How to turn a bank statement PDF into a spreadsheet for budgeting
Why bank statement PDFs are unusually hard to parse, and how to get dates, amounts, and running balance into a spreadsheet without retyping every line.
OCR explained: how a scanned PDF becomes searchable text
What OCR is actually doing under the hood, why it's not always perfect, and how it makes a photographed document searchable and selectable.
How to split a long PDF into equal chunks without typing out every page range
Splitting a 200-page document into chapters or batches by count instead of hand-entering page ranges.
A4 vs Letter vs Legal: resizing a PDF for the printer you actually have
Why a PDF made for one page size prints oddly on another, and how to rescale it properly instead of letting the printer guess.
What's hiding in a PDF's metadata before you share it
The title, author, and software fields baked into a PDF that don't show up on the page — and how to check and clear them before sending a file out.
How to sign a PDF without DocuSign
When you actually need an audit-trailed e-signature service, and when just placing a signature on the page is enough.
Compressing a PDF to fit Gmail and Outlook attachment limits
What Gmail's and Outlook's actual attachment limits are, and how to get a PDF under them without guessing at a compression level.
How to make a passport or ID photo at home
Getting a compliant-sized ID photo without a print shop — and the one thing this kind of tool can't verify for you.
Turning a PDF into a Notion- or wiki-ready Markdown document
Getting a PDF's headings, tables, and links into clean Markdown instead of retyping a document by hand.
Turning any PDF into something you can listen to instead of read
Using your browser's built-in text-to-speech to listen to a long document page by page, hands-free.
Converting Word to PDF without the layout shifting on you
Why a Word document sometimes reflows when it becomes a PDF, and what actually determines whether the conversion is exact.
Adding a watermark that survives someone copying your PDF
The difference between a watermark that's actually part of the page and one that's trivial to crop or paste around.
What to do when you can't remember a PDF's password
The honest options when you're locked out of your own PDF, and why there's no universal "remove password" trick.
Comparing two PDF drafts and actually seeing what changed
Why eyeballing two versions of a contract side by side misses changes, and how a proper diff catches them.
Editing text in a PDF when you've lost the original file
What actually happens when you edit text directly in a PDF, and why it's a different operation than editing a Word document.
Removing a photo's background without Photoshop or an account
How AI background removal actually works, and the kinds of photos where it still needs a manual touch-up.
Compressing a photo without it looking like a copy of a copy
Why JPEG compression looks fine once and terrible after repeated re-saves, and how to pick a quality setting that actually holds up.
AI image upscaling: what it can and can't actually fix in a low-res photo
How AI upscaling invents plausible detail instead of just stretching pixels, and where that invention starts to show.
Converting a logo to SVG without losing its clean edges
Why raster-to-vector conversion works beautifully on some images and produces a mess on others, and how to tell which kind you have.
Why your QR code doesn't scan, and how to make one that reliably does
The practical reasons a QR code fails to scan, and how to generate one that actually works in print and on screens.
The favicon sizes browsers and devices actually want
Why a single small icon isn't enough anymore, and the specific sizes that cover browser tabs, bookmarks, and home-screen icons.
Turning a spreadsheet into a PDF without the columns getting cut off
Why a wide spreadsheet prints with half its columns missing, and how page setup — not the converter — actually fixes it.
Bates numbering explained: why law firms still stamp every page
What Bates numbers actually do, why the format is standardized, and how to apply them to a large document set without a dedicated litigation platform.
Printing multiple PDF pages per sheet without losing readability
When an N-up layout actually saves paper usefully, and when it just produces a page nobody can read.
What actually makes a PDF accessible, and why most aren't
The difference between a PDF that looks readable and one a screen reader can actually navigate, and how to check which one you have.
The location and device data hiding in your photos before you post them
What EXIF metadata actually stores in a photo, who can read it, and how to strip it before sharing.
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