Apps similar to YOGA Image Optimizer include ImageMagick, which is free and open source. Other options are XnConvert, Converseen, GraphicsMagick and pngquant. In total there are nine Image Converters like YOGA Image Optimizer for Mac, Windows, Linux, the web and iPhone.
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.
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XnConvert is an easy image converter for graphic files, photos and images available on Windows, MacOSX and Linux.
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Converseen is a free cross-platform batch image processor for Windows and Linux that allows you to convert, resize, rotate and flip an infinite number of images with a mouse click.
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GraphicsMagick is the swiss army knife of image processing. Comprised of 282K physical lines (according to David A. Wheelers SLOCCount) of source code in the base package (or 952K including 3rd party libraries) it provides a robust and efficient collection of tools and libraries...
pngquant is a command-line utility and a library for lossy compression of PNG images.
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.
Instantly convert image files and multi-page PDFs to JPEG using a Mac-exclusive app. Features advanced control for resizing, compression, batch processing, and support for multiple formats and workflows, all through an intuitive drag-and-drop Dock interface.
United Kingdom
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 .
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!
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