Image compression guides

Resizing is the single biggest lever for file size.

There is no single magic number, but there is a sensible range for signature uploads.

Size limits are written in kilobytes and megabytes, and the units trip people up.

Image compression comes in two flavours.

You do not need paid software to compress images well.

Blurriness after compression usually comes from resizing too far, not from JPEG itself.

When you have dozens of images, consistency matters as much as size.

A few habits cause most of the blurry or oversized images we see.

Quality is the slider people touch first, yet it is often the least understood.

Aspect ratio is the shape of the image, and the wrong one leads to awkward crops.

Text inside photos, like signs or slides, needs a gentler touch.

Screenshots behave differently from photos.

Photos carry hidden metadata such as camera model, date and sometimes GPS location.

When you have dozens of images, consistency matters as much as size.

You do not need an app to shrink photos on an iPhone.

Quality is the slider people touch first, yet it is often the least understood.

Aspect ratio is the shape of the image, and the wrong one leads to awkward crops.

Faces are where viewers notice compression first.

Screenshots behave differently from photos.

Dimensions decide how sharp an image looks and how heavy it is.

If an upload keeps failing, the image is usually larger than it needs to be in more ways than one.

Android phones can compress images right in the browser.

Reducing file size is a sequence, not a single click.

iPhones save photos as HEIC by default, and not every site accepts it.