Optimizilla is described as 'The ultimate image optimization tool to compress your images in JPEG and PNG formats for sharing and posting on web pages' and is a Image Optimizer in the photos & graphics category. There are more than 25 alternatives to Optimizilla, not only websites but also apps for a variety of platforms, including Mac, Windows, Linux and Wordpress apps. The best Optimizilla alternative is Dinky, which is both free and Open Source. Other great sites and apps similar to Optimizilla are ImageOptim, OptiImage, RasterFox and RIOT - Radical Image Optimization Tool.
Free macOS tool for compressing images, videos, and PDFs—just drag and drop to support numerous formats, flatten or rewrite PDFs, remove metadata, set size targets, preserve quality, and save compressed files alongside originals without internet required.
United States
ImageOptim is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization).
Poland
EU
Optimize PNG, JPEG, WebP, and SVG images efficiently with flexible lossless and lossy compression modes, metadata control, and safe mode to avoid data loss, using tools like oxipng, jpegoptim, scour, and cwebp, enhancing image storage and load efficiency.
GermanyEU
Compress images with pixel-perfect precision using advanced algorithms that preserve quality while dramatically reducing file sizes.
United States
Saving images for web/email/other media with the best compression ratio and quality is a difficult task if you don’t have the right tools. Choosing the right format then choosing the right parameters are the key factors of smaller files.
RomaniaEU
Offers lossless image compression and batch processing with full control for JPEG, PNG, GIF, WebP, SVG, and modern formats on Mac. Fully offline, never uploads files—drag, drop, automate with folders, convert formats, strip metadata, and use reusable custom profiles.
SpainEU
Using advanced lossy compression, TinyPNG reduces PNG file sizes by 50-80%, preserving full transparency and minimizing quality loss. Ideal for web designers, it increases website speed, saves bandwidth, and offers tools like a Photoshop plugin and API for seamless integration.
NetherlandsEU
Oxipng is a multithreaded lossless PNG compression optimizer in Rust. It can be used via a command-line interface or as a library in other Rust programs.
Unlock the true potential of your Webflow sites with Optily - the ultimate time-saving solution that effortlessly optimizes your CMS images, boosting performance.
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.
RomaniaEU
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.
AustriaEU
United Kingdom
