free batch image compression software download

Doing the opposite, enlarging them, could lead to larger file sizes without a perceptible increase in quality.įinally, remember that if you leave Same for all disabled to use different values on some files, you must click Apply with those files selected after entering new values. Hit Save all to download all your output. Modify the compression level and then hit Start again.

Next, select Compress and import either images or the folder of photos and click Start. The compression module uses the free API of TinyPNG and TinyJPG. Leave it disabled, and Caesium will also distort the images during resizing to have them match the desired target width and height.Īre you recompressing your images to reduce their size or generally 'optimize them', for example, for use on a blog? Then, you might also want to enable Do not enlarge images. Here’s how PicWish batch image compress works: First, download and install the software from PicWish’s official webpage. It uses with a side by side (dual view) or single view interface to compare the original with the optimized image in real time and instantly see the resulting file size. If you decide to Keep Aspect Ratio, the target files might not match the height value you've entered. Radical Image Optimization Tool (RIOT for short) is a free image optimizer that will let you to visually adjust compression parameters while keeping minimum filesize. Then, choose if you want absolute or relative resizing for your files, and define the target width and height.

Next to Compression Quality, on the bottom center of Caesium's window, you'll find the Resize settings.Īs with the compression-related options, you can enable Same for all here, too.

Free batch image compression software download