Press the "Compress Images" button to compress( optimize ) your JPEG images. Online image compress to reduce image file size while preserving quality. Optimize images to speed up web pages, reduce bandwidth cost, and share easily. The effect is nearly invisible but it makes a very large difference in file size! Using this free online service, you can resize, compress and optimize your image files. The encoder creates an optimally compressed JPEG file based on that information. Instead, it reduces the file size of a JPG, BMP, SVG or other image files. If you are using a standalone program, you need to update it manually. Move the slider to compare the compressed image with the original. By changing or adjusting the quality of your image, you can easily reduce the file size of any image. The last one is to set different quality levels for optimization and automatically orient images.