
How to Compress a ZIP File (Especially One Full of Photos)
Why a ZIP full of photos barely shrinks, and what actually makes the archive smaller. Compress the images themselves and pack them back into a lighter ZIP — step by step, free.
Practical guides on compressing, converting and resizing images — HEIC, WebP, AVIF, formats and web performance.

Why a ZIP full of photos barely shrinks, and what actually makes the archive smaller. Compress the images themselves and pack them back into a lighter ZIP — step by step, free.

The quickest way to convert HEIC to JPG on Windows is right in your browser — no software to install, batch supported. And to stop dealing with HEIC for good, switch your iPhone to shoot JPG.

You can compress a photo without losing quality — but in practice that means without any visible loss. Here's the difference between true lossless and visually lossless, and how to shave 30–60% off a file the eye can't tell apart.

Windows 11 won't open the HEIC photos from your iPhone? The fastest fix is converting them to JPG in your browser — here's that route, plus the official Microsoft codecs and why one of them costs money.