Picture this. For weeks you have been working on it. It runs beautifully over your Wi-Fi, on your machine, and on your top-of-the-line phone. You bring it. And then somebody opens it on a mid-range device in an area with slow-connectivity and it crawls. Images are almost always the culprit here. I’d bet on it before even looking at the network tab.
Image compression seems like an obvious concept, reducing file size. But when you look closer, it turns out to affect a lot of how an app actually performs and feels to use. This blog will discuss what compression really does, where it tends to matter the most, and why it’s worth paying attention to.
