THE FILES.CO JOURNAL

Notes on PDFs, privacy, and standards.

How the tools work, why your files never leave the browser, and the technical detail that matters.

Image formats explained: TIFF, WebP, SVG and when to use each

JPG and PNG aren't the only options. Here's what TIFF, WebP and SVG are good for, and how to pick the right image format before it goes into a PDF or onto the web.

Antonia González · Aug 24, 2026 · 5 min read

GUIDES

How to prepare a PDF for signing

Aug 22, 2026 GUIDES

Why some PDFs open instantly online and others crawl

Aug 20, 2026

Latest

Guides

Vector vs raster: why some images stay sharp and others go blurry

Zoom into one logo and it's crisp; zoom into another and it's a blocky mess. That's vector vs raster. Here's the difference and what it means for your PDFs and images.

Aug 18, 2026 · 5 min read Security

The PDF that arrived by email, and what it might be carrying

A document can be told to run something the moment it opens, and nothing on the page changes. What that layer is, how to take it out, and what taking it out does not fix.

Aug 16, 2026 · 5 min read Guides

How to Shrink a PDF to Send on WhatsApp

A PDF stuck on 'sending' in WhatsApp usually just needs to lose some weight. Here's how to shrink it on your phone before you hit send.

Aug 16, 2026 · 6 min read

No spam. Just PDF craft.

Once in a while, a useful note on PDFs and privacy.

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