Caesium Image Compressor AlternativesImage Optimizers & File Compressors like Caesium Image Compressor

Caesium Image Compressor is described as 'Lets you compress your pictures up to 90% without visible quality loss. Providing a simple yet effective interface with a real-time preview and multiple image processing at the same time, everyone will be able to reach the best result' and is a popular Image Optimizer in the photos & graphics category. There are more than 100 alternatives to Caesium Image Compressor for a variety of platforms, including Windows, Web-based, Mac, Linux and Android apps. The best Caesium Image Compressor alternative is Image Toolbox (Resizer), which is both free and Open Source. Other great apps like Caesium Image Compressor are ImageOptim, OptiImage, FileOptimizer and TinyFast.

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Alternatives list

  1. Image Toolbox (Resizer) icon

    Image Toolbox (Resizer)

     66 likes
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    Image toolbox is the app which based on modern tech stack using Clean Architecture. It has features like filters applying, cropping, EXIF editing, quality and output image type picking and tons of another options.

    76 Image Toolbox (Resizer) alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Android
    • F-Droid
    Image Toolbox (Resizer) screenshot 1
     

    • Image Toolbox (Resizer) is the most popular Android alternative to Caesium Image Compressor.

    • Image Toolbox (Resizer) is the most popular Open Source & free alternative to Caesium Image Compressor.

    • Image Toolbox (Resizer) is Free and Open SourceCaesium Image Compressor is also Free and Open Source
    • Image Toolbox (Resizer) is Privacy focusedCaesium Image Compressor is not according to our users
  2. ImageOptim icon

    ImageOptim

     97 likes
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    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).

    108 ImageOptim alternatives

    Cost / License

    • Free Personal
    • Open Source

    Application types

    Platforms

    • Mac
    • Software as a Service (SaaS)
    ImageOptim screenshot 1
     

    • ImageOptim is the most popular Mac & SaaS alternative to Caesium Image Compressor.

    • ImageOptim is Free Personal and Open SourceCaesium Image Compressor is Free and Open Source
  4. OptiImage icon

    OptiImage

     11 likes
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    Optimize PNG, JPEG, WebP, and SVG images efficiently with flexible lossless and lossy compression modes, metadata control, and safe mode to avoid data loss, using tools like oxipng, jpegoptim, scour, and cwebp, enhancing image storage and load efficiency.

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Linux
    • Flathub
    • Flatpak
    OptiImage screenshot 1
     

    • OptiImage is the most popular Linux alternative to Caesium Image Compressor.

    • OptiImage is Free and Open SourceCaesium Image Compressor is also Free and Open Source
    • OptiImage is Privacy focusedCaesium Image Compressor is not according to our users
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    Light Image Resizer icon
    Light Image Resizer

    Create email-friendly images, resize in batches, convert formats, and compress using high-quality filters. Integrated in Windows Explorer, it offers high-res settings, watermarking, a profiles library, PDF creation, and supports ...

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  6. FileOptimizer icon

    FileOptimizer

     64 likes
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    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 formats among others.

    60 FileOptimizer alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Windows
    • Wine
    Main Window
     

    • FileOptimizer is the most popular Windows alternative to Caesium Image Compressor.

    • FileOptimizer is Free and Open SourceCaesium Image Compressor is also Free and Open Source
  7. TinyFast icon

    TinyFast

     9 likes
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    Compress images, videos, and PDFs directly on your Mac with local batch processing, no internet required, and full privacy. Features drag-and-drop workflow, smart quality preservation, on-device optimization, and subscription options for premium tools.

    Cost / License

    • Freemium (Pay once or Subscription)
    • Proprietary

    Application types

    Platforms

    • Mac
    TinyFast screenshot 1
     
  8. RIOT - Radical Image Optimization Tool icon

    RIOT - Radical Image Optimization Tool

     100 likes
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    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.

    99 RIOT - Radical Image Optimization Tool alternatives

    Cost / License

    • Free
    • Proprietary

    Application types

    Platforms

    • Windows
    • GIMP
    • XnView
    • IrfanView
    RIOT - Radical Image Optimization Tool screenshot 1
     
  10. Squoosh icon

    Squoosh

     34 likes
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    Compress and compare images with different codecs, right in your browser.

    62 Squoosh alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Online
    Squoosh screenshot 1
     

    • Squoosh is the most popular Web-based alternative to Caesium Image Compressor.

    • Squoosh is Free and Open SourceCaesium Image Compressor is also Free and Open Source
  11. Converseen icon

    Converseen

     20 likes
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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.

    89 Converseen alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Platforms

    • Windows
    • Linux
    Converseen screenshot 1
     
  12. RasterFox icon

    RasterFox

     9 likes
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    Compress images with pixel-perfect precision using advanced algorithms that preserve quality while dramatically reducing file sizes.

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Application type

    Platforms

    • Mac
    RasterFox screenshot 1
     
  13. TinyPNG icon

    TinyPNG

     24 likes
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    Using advanced lossy compression, TinyPNG reduces PNG file sizes by 50-80%, preserving full transparency and minimizing quality loss. Ideal for web designers, it increases website speed, saves bandwidth, and offers tools like a Photoshop plugin and API for seamless integration.

    110 TinyPNG alternatives

    Cost / License

    • Freemium (Pay once or Subscription)
    • Proprietary

    Application type

    Platforms

    • Online
    • Adobe Photoshop
    • Wordpress
    TinyPNG screenshot 1
     
  14. Switcheroo Image Manipulation icon

    Switcheroo Image Manipulation

     6 likes
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    Switcheroo is designed to give you a simple, quick, and easy-to-use tool to convert and manipulate your images in whatever way you like. It is built on top of the most advanced image editing libraries, ImageMagick.

    66 Switcheroo Image Manipulation alternatives

    Cost / License

    • Free
    • Open Source

    Application types

    Platforms

    • Linux
    • Flathub
    • GNOME
    Switcheroo Image Manipulation screenshot 1
     
  15. FastStone Photo Resizer icon

    FastStone Photo Resizer

     37 likes
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    Batch process photos with resizing, cropping, color adjustments, text or watermark overlays, preview changes before saving, automate renaming with custom patterns, support for major formats, folder structures, preset settings, and drag-and-drop management.

    109 FastStone Photo Resizer alternatives

    Cost / License

    • Free Personal
    • Proprietary

    Application types

    Platforms

    • Windows
    FastStone Photo Resizer screenshot 1
     
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