PNGOUTWin is described as 'You can use PNGOUTWin, an easy-to-use PNG optimizer, to create smaller image files and speed up your website, reach more potential customers, and decrease your bandwidth costs. You can convert and compress to PNG from TIFF, GIF, BMP, and other formats, or optimize your existing' and is a Image Converter in the photos & graphics category. There are more than 50 alternatives to PNGOUTWin for a variety of platforms, including Windows, Mac, Linux, Web-based and Flathub apps. The best PNGOUTWin alternative is XnConvert. It's not free, so if you're looking for a free alternative, you could try XnConvert or ImageOptim. Other great apps like PNGOUTWin are OptiImage, RasterFox, RIOT - Radical Image Optimization Tool and TinyPNG.
Pngcrush is an optimizer for PNG (Portable Network Graphics) files. It can be run from a commandline in an MSDOS window, or from a UNIX or LINUX commandline.
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.
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.
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.
Imagine is a desktop app for compression of PNG and JPEG, with a modern and friendly UI. Save for web.
FILEminimizer Pictures from balesio compresses digital images and photos with file size reductions by up to 98%. For example, a JPEG photo with a size of 5 MB can be reduced to only 0.08 MB. The software features an innovative image optimization technology: the powerful...
Leanify is a lightweight lossless file minifier/optimizer. It removes unnecessary data (debug information, comments, metadata, etc.) and recompress the file to reduce file size. It will not reduce image quality at all.
Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images. It handles JPGs, GIFs and PNGs.
optimus.io offers lossless compression of images available with a WordPress plugin and via API.
Powerful and intuitive online tool for viewing, resizing, cropping, and converting images. It supports all major formats, including AVIF, WebP, HEIC/HEIF, TIFF, and 32-bit HDR/EXR. Enjoy the unique Live Preview feature that lets you see real-time conversion results before downloading!
jStrip is a free tool to reduce the file size of JPEG images without sacrificing image quality. High-traffic websites with many JPEG images can benefit from decreased bandwidth costs. Less hard disk space will be used by image collectors.
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