ImageAlpha Alternatives

    ImageAlpha is described as 'GUI for pngnq and pngquant. It allows you to easily generate paletted PNG images with full alpha channel' and is an app in the Photos & Graphics category. There are more than 10 alternatives to ImageAlpha for a variety of platforms, including Mac, Windows, Linux, Online / Web-based and BSD. The best alternative is RIOT - Radical Image Optimization Tool, which is free. Other great apps like ImageAlpha are ImageOptim (Free Personal, Open Source), Optimage (Freemium), Color Quantizer (Free) and Black Bird Image Optimizer (Freemium).

    This page was last updated Sep 20, 2021

    1. 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.
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    2. ImageOptim is excellent for publishing images on the web (easily shrinks images “Saved for Web” in Photoshop). It's useful for making Mac and iPhone/iPad applications smaller (if you configure Xcode to allow better optimization).


    3. Optimage is an advanced image optimization tool to compress images without losing quality at highest compression density. It supports all popular image formats including JPEG, PNG, GIF and PDF.
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    4. Color quantizer is a small program allows you to easily optimize images for web.
    5. Optimize pictures without quality lossless. With Black Bird Image Optimize - you can reduce the size of your photos several times without quality loss!.
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    6. A Mac app and Chrome extension that optimizes/compresses images and PDFs. Tinybeest also converts file formats and resizes images for the web.
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    7. Pichi for Mac is the best and quickest tool for optimizing and resizing your images individually or in batches. The fastest way to optimize and resize your images.
      • FreeOpen Source
      • Mac
      • Windows
      • Linux
      • BSD
      Optimizt is a CLI tool that helps you prepare images during frontend development. It can compress PNG, JPEG, GIF and SVG lossy and lossless and create WebP versions for raster images.
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      • FreemiumProprietary
      • Mac
      Effortlessly compress your images without loss of quality. Aerate offers an industry leading default mode, as well as new fast and extreme presets. Switch between modes quickly using the new compression slider.
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      • Mac
      • Windows
      • Adobe Photoshop
      Ximagic Quantizer provides 10 quantization methods: Uniform Popularity Octree Median Xiaolin Wu v2 Dennis Lee v3 Binary Split Lloyd (K-Means) NeuQuant SColorQ 9 Error Diffusion dither methods: Floyd-Steinberg ...
    Showing 10 of 10 alternatives