PngOptimizer is described as 'Compresses graphics files and removes extra, unnecessary data without affecting quality. It will update PNG files or converting BMP, GIF or TGA files to the PNG format using simple drag-and-drop' and is an app in the photos & graphics category. There are more than 50 alternatives to PngOptimizer for a variety of platforms, including Windows, Mac, Linux, Web-based and Flatpak apps. The best PngOptimizer alternative is Caesium Image Compressor, which is both free and Open Source. Other great apps like PngOptimizer are Dinky, GetCompress, ImageOptim and TinyFast.
OptiPNG is a command-line PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections.
MAZANOKE is a simple image compressor and converter that runs entirely in your browser. No external uploads, works offline as a web app, and is powered by Browser Image Compression.
pngquant is a command-line utility and a library for lossy compression of PNG images.
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.
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.
Simple local image converter for Windows and Linux, built to optimize images into WebP and AVIF without upload or download steps.
Austria
EU
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.
AdvanceCOMP is a collection of recompression utilities for your .ZIP archives, .PNG snapshots, .MNG video clips and .GZ files.
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.
Pakistan
Compress hundreds of images in seconds. Everything stays on your computer. No uploads, no accounts, no subscription.
United States
Romania
Poland
Italy
