The Best 52 ImageOptim Alternatives

  • ImageMagick icon

    ImageMagick

    ImageMagick is a software suite to create, edit, and compose bitmap images. It can read, convert and write images in a variety of formats (about 100) including GIF, JPEG, JPEG-2000, PNG, PDF, PhotoCD, TIFF, and DPX.

    Free Open Source Mac OS X Windows Linux iPhone iPad Xfce

  • RIOT - Radical Image Optimization Tool

    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.

    Free Windows GIMP XnView IrfanView

  • FileOptimizer

    FileOptimizer is a lossless file size optimizer supporting AIR, APK, APNG APPX, BMP, CBZ, DOCX, DLL, EPUB, EXE, GIF, GZ, ICO, JAR, JPEG, MNG, MP3, MPP, PNG, PPTX, ODT, OGG, OGV, PDF, PUB, SCR, SWF, TIF, VSD, WEBP, XAP, XLSX, and ZIP file...

    Free Open Source Windows Linux

  • JPEGmini

    JPEGmini is a patent-pending photo recompression technology, which significantly reduces the size of photographs without affecting their perceptual quality.

    Commercial Mac OS X Windows

  • PngOptimizer

    PngOptimizer 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.

    Free Open Source Windows

  • TinyPNG

    TinyPNG uses smart lossy compression techniques to reduce the file size of your PNG files. By selectively decreasing the number of colours in the image, fewer bytes are required to store the data.

    Free Web

  • GraphicsMagick

    GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A.

    Free Open Source Mac OS X Windows Linux

  • Optimus.io

    optimus.io offers lossless compression of images available with a WordPress plugin and via API. Benefits: - The file size will be reduced but the image quality remains the same - Bulk optimization - Conversion also to WebP available

    Freemium Web Wordpress

  • Gifsicle

    Gifsicle is a command-line tool for creating, editing, and getting information about GIF images and animations. Making a GIF animation with gifsicle is easy. Some more gifsicle features: Batch mode for changing GIFs in place.

    Free Open Source Mac OS X Windows Linux

  • ImageAlpha

    ImageAlpha is a GUI for pngnq and pngquant. It allows you to easily generate paletted PNG images with full alpha channel. These images are usually 40-60% smaller than 24-bit PNG, and still can have semitransparent colors.

    Free Open Source Mac OS X

  • TruePNG

    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.

    Free Windows

  • pngquant

    pngquant is a command-line utility and a library for lossy compression of PNG images. The conversion reduces file sizes significantly (often as much as 70%) and preserves full alpha transparency.

    Free Open Source Mac OS X Windows Linux

  • JPEG Resampler

    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. Source as well as the destination location can be determined by the user freely.

    Free Windows