Platforms
- Mac
- Windows
- Linux
Apps similar to Kraken Web Optimizer include Dinky, which is free and open source. Other options are ImageOptim, TinyFast, OptiImage and RasterFox. There's no shortage of Image Optimizers like Kraken Web Optimizer, with more than 50 alternatives for Mac, Windows, the web, Linux and Android.
Unlock the true potential of your Webflow sites with Optily - the ultimate time-saving solution that effortlessly optimizes your CMS images, boosting performance.



Experimental, fast Web PNG/JPG optimizer which offer lossless, visually lossless or lossy compression. it performs image reductions over iterations thanks to recursive multi-processing and multithreading systems.

ShortPixel is arguably the top WordPress image optimization plugin: simple to set up, it can automatically optimize both your old and new images, as well as PDF files.




JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality. The technology works in the domain of baseline JPEG, resulting in files that are fully compatible with any browser, photo...
Simple local image converter for Windows and Linux, built to optimize images into WebP and AVIF without upload or download steps.



Curtail (previously ImCompressor) is a useful image compressor, supporting PNG and JPEG file types. It support both lossless and lossy compression modes with an option to whether keep or not metadata of images. It is inspired by .


Minuimus is a file optimizer utility script: You point it at a file, and it makes the file smaller without compromising the file contents.
Transform your images from MB to KB effortlessly with ImageMinify! Created by a dedicated developer, this user-friendly app compresses image files while maintaining their quality, making it perfect for anyone looking to reduce file size without sacrificing clarity.



Compress hundreds of images in seconds. Everything stays on your computer. No uploads, no accounts, no subscription.

From developers to developers: a cross-platform tool for losslessly image compression.

tinyPNG.App provides a GUI front end for tinyPNG for your local computer so you can optimize images using the tinyPNG API service. Available on Windows, macOS & Linux.
