Caesium Image Compressor Alternatives

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. Copy a direct link to this comment to your clipboard

    Compress JPG, JPEG, PNG, WebP, GIF, AVIF, JXL, and QOI formats online for free. No sign-up needed. Secure in-browser compression handles up to 1000 files simultaneously. Your files never leave your device, ensuring complete privacy.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  2. FileMint icon
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    Free browser-based tools for PDF, image & data processing. 100% client-side - your files never leave your device. No limits, no watermarks.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
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    SocialPixOptimizer is a powerful, free image optimization tool built specifically for social media creators and digital marketers. With over 50,000 monthly users and 2 million+ images optimized, it's become an essential tool for anyone managing social media content.

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
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    Convert & Compress is a native Mac utility designed to be the last image converter you'll ever need. Convert, resize, crop, compare, and adjust quality settings across 20+ image formats with batch processing. The clean, native and private image converter for Mac.

    Cost / License

    • Freemium (Pay once)
    • Open Source

    Application type

    Platforms

    • Mac
     
  5. ImageRobo icon
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    ImageRobo is your all-in-one tool to compress and resize images quickly, for free, and with full privacy. No uploads, no signup. Supports JPG, JPEG, PNG & WebP. Optimize images for web, email, or social media — more powerful tools coming soon!

    Cost / License

    • Free
    • Proprietary

    Platforms

    • Online
     
  6. Batcher icon
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    Batch Processing Plug-in for GIMP 3.

    Cost / License

    Platforms

    • GIMP
     
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    Fast online JPEG to WebP/AVIF converter with up to 80% file size reduction. Free tier with 5 daily conversions, Pro version adds batch processing, resizing, and removes watermarks.

    Cost / License

    • Freemium (Pay once)
    • Proprietary

    Platforms

    • Online
     
  8. Copy a direct link to this comment to your clipboard

    jPDFOptimizer is a Java PDF library SDK used to optimize and reduce the size of PDF documents.

    Cost / License

    • Pay once
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
    • Debian
     
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