Image optimization includes resizing, converting, compressing or any sort of modification.While working with code you can not escape from such type of work as you want images to be your way. Getting this done by any desktop application like Photoshop is time consuming and boring to most of the coders. The good news is there are many free online tools that can help you in this regard. We'll introduce you to some of those useful online tools in this article.

Best image optimization tools

There are many web tools that can help you optimize your images but not all of them are of same qualities. We’ve listed some of the most useful online tools to ease your effort.


Picresize is the easiest online tool that can easily crop, resize, and edit your images. You just need to upload or drag a photo from your computer and drop on Picresize. Modifying photos with your desired size is just some clicks away. You can download photos in any format you want. It is completely free.

JPEG Optimizer

JPEG-Optimizer is a free online tool for resizing and compressing your images for displaying on anywhere you want. It is completely free. You don’t need to download any software. Everything is done online.

Shrink Pictures

With Shrink pictures, you can resize your photos and even publish directly to social networking sites. It is quite easy and there is a video tutorial for the first time users. You can resize, shrink and give them any effect of your choice.

Image Optimizer

Image optimizer helps you easily optimize your gifs, animated gifs, jpegs, and pngs, so that they can load as fast as possible on your site. Furthermore, you can even easily convert from one image type to another.

Jpeg Reducer

Jpeg Reducer is a free online tool that offers the easiest way to shrink images. JPEG compression works by using different mathematical formulas to break a selected image into smaller grids and changing the different pixel information within that grid so that fewer individual pixel data is stored.


Compressnow is a web tool that compresses images. It helps you reduce the weight of images, in order to use it on a website for example. The webpages will load faster, and it will save bandwidth. You can compress images just before sending an email or before sharing it on a social network. 

These tools don’t take much of your efforts to get your job done. The process of resizing, cropping and making any light modification is quite easy with these tools. Any designer or developer will find these tools very handy in an effort to save their time and ease their workload.