ImgSmaller is described as 'Privacy-first image compression tool that lets you compress JPG, PNG, and WebP images directly in your browser. No data leaves your device thanks to our Zero-Upload Mode. If your browser doesn't support this, the image is temporarily uploaded to our server' and is an website in the security & privacy category. There are more than 50 alternatives to ImgSmaller, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and SaaS apps. The best ImgSmaller alternative is Caesium Image Compressor, which is both free and Open Source. Other great sites and apps similar to ImgSmaller are XnConvert, ImageOptim, Dinky and Squoosh.
Clever Compress is a free online tool for image compression and conversion. Optimize JPEG, PNG, WebP, and more directly in your browser, ensuring full GDPR compliance. No images are sent to servers, making it fast, secure, and reliable.
PixTrim is a simple online tool to resize, crop, compress, convert, flip, and rotate images in popular formats like JPG, PNG, WebP, AVIF, and HEIC — all for free and right in your browser.
TruePNG is one of the most advanced PNG optimizers available. It does the most exhaustive checks for reductions, that lets it to optimize further, even if it uses a less efficient compression algorithm than others tools.
Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.
Free, private image conversion across many formats. All processing happens locally on your PC — no uploads, no servers. Batch process, resize, smart crop, and fine-tune quality.
Your ultimate collection of 100+ free online tools, designed to simplify everyday tasks in seconds. Fast, smart, and easy to use.
Simple local image converter for Windows and Linux, built to optimize images into WebP and AVIF without upload or download steps.
Austria
EU
Compress hundreds of images in seconds. Everything stays on your computer. No uploads, no accounts, no subscription.
United States
ETK Image Compressor Pro is a fast, lightweight Windows app that drastically reduces image file sizes while keeping excellent visual quality. Supports adjustable quality for WebP,PNG, TGA, EXR, JPEG, batch compression, 8K images, and works fully offline.
Fast, 100% offline, privacy-first image compressor and HEIC/WebP converter running locally in your browser via WebAssembly.
A free web app providing 200+ online tools for developers, including JSON formatters, PDF mergers, code converters, data generators, and more—no signup required.
Russia
India