How to Protect a PDF With a Password
Oct 4, 2026 · 5 min read
A password stops the wrong person opening a file; the printing and copying permissions are a separate setting. Knowing which is which decides whether you set the right one.
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Merge PDF
pdf · merge · combine
Find the right utility and get straight to the work.
Convert images between JPG, PNG, WEBP, BMP, and TIFF formats.
Resize images by exact pixels or by percentage, one at a time or in a batch.
Find real search phrases for your topic using live YouTube autocomplete.
Find real autocomplete search phrases from YouTube
Pick any color, see its scale and harmonies, and copy the HEX, RGB, or HSL values.
Generate harmonious palettes, lock what you love, check contrast, and export HEX or CSS.
Create QR codes for URLs, text, emails, and more, then download them as PNG or SVG.
Reformat minified JSON with clean indentation and syntax highlighting.
Check whether your JSON is valid and see the exact line where a problem appears.
Compress embedded images while keeping text sharp.
Combine several PDFs into one file and reorder the pages before saving.
Remove the background from an image in your browser.
Generate a full favicon set, from .ico to Apple touch icons and PWA images.
Build multi-stop linear and radial gradients, then copy the CSS or export a PNG.
Encode text to Base64 or decode it back, with full UTF-8 and Unicode support.
Percent-encode text for safe use in URLs, or decode encoded strings back to readable text.
Split a PDF into single pages or extract a custom page range.
Guides & comparisons
Each comparison lines up two tools that solve similar problems, so you can see the real differences and pick the one that fits your task.
From the blog
Step-by-step walkthroughs for common tasks, plus the occasional study with real numbers.
Oct 4, 2026 · 5 min read
A password stops the wrong person opening a file; the printing and copying permissions are a separate setting. Knowing which is which decides whether you set the right one.
Oct 1, 2026 · 5 min read
PDF to Word means pulling text out of a fixed-layout file and putting it into a flowing document. What converts cleanly, what has to be rebuilt, and when OCR has to come first.
Oct 1, 2026 · 4 min read
PDF is the format that renders the same on every machine. Convert a .docx by reading its structure, laying it into pages, and checking the three things that move.
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