Blog

Image compression, explained

Short, practical articles about making image files smaller: what the quality setting really does, why a PNG refuses to shrink, and which of the three levers is worth pulling first.

Page 3 of 3, 15 articles in total.

21 September 2026 3 min read
What a compression rate actually means
A percentage saved is easy to misread. It depends on what you started with, it can be negative, and a big number is not automatically better. Here is how to read the figure the compressor reports. Read the article

Try it with your own image

Every article here is about a decision you can make in the compressor. Nothing is uploaded, and the original file on your disk is never modified.

Open the image compressor