Apps similar to Trimage include ImageOptim, which is open source and free for personal use. Other options are RIOT - Radical Image Optimization Tool, PNGGauntlet, OptiPNG and pngquant. Image Optimizers like Trimage are a crowded field, with more than 25 alternatives for Windows, Linux, Mac and the web.
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.
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...
Imagine is a desktop app for compression of PNG and JPEG, with a modern and friendly UI. Save for web.
With Image Optimizer you can losslessly optimize your PNG, JPEG and GIF files and thus save your bandwidth and your users' time! Kraken recompresses images with blazing speed and strips metadata with image quality intact.
optimus.io offers lossless compression of images available with a WordPress plugin and via API.
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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.
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.
Free EXIF Eraser is a free lightweight software that allows you to easily and effectively delete entire EXIF/IPTC/XMP information from image files.
With JPEG Resampler you are able to change the resolution and size of JPEG images of a directory in one go and move them into another folder.
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Crunch - Insane(ly slow but wicked good) PNG image optimization. It combines selective bit depth, color type, and color palette reduction with zopfli DEFLATE compression algorithm encoding using embedded versions of the pngquant and zopflipng PNG optimization tools.
Squeezer is a PNG optimizer for Mac OSX that recompresses image files to a smaller size, without losing any information.
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The JPEG Reducer is a frontend of the command line utility jpegtran, which is the lossless transformations expert inside the Independent JPEG Group's JPEG software package. The JPEG Reducer provides a graphical user interface, batch processing, a preview of the optimization...
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