Radical Image Optimization Tool for Windows PC - RIOT for short

RIOT Optimizer

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RIOT Optimizer 0.6.2

  -  2.02 MB  -  Freeware
Free Download

Security Status

  • Latest Version

    RIOT Optimizer 2024.1.0

  • Operating System

    Windows XP / XP64 / Vista / Vista64 / Windows 7 / Windows 7 64 / Windows 8 / Windows 8 64 / Windows 10 / Windows 10 64

  • User Rating

    Click to vote

  • Author / Product

    Lucian Sabo / External Link

  • Filename

    Riot-setup.exe

  • MD5 Checksum

    e13ad234c26ef68da1c40ba3cc511cff

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of RIOT Optimizer 0.6.2.


For those interested in downloading the most recent release of RIOT Optimizer or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


We would love to hear from you

If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download RIOT Optimizer 0.6.2

  • RIOT Optimizer 0.6.2 Screenshots

    The images below have been resized. Click on them to view the screenshots in full size.

    RIOT Optimizer 0.6.2 Screenshot 1
  • RIOT Optimizer 0.6.2 Screenshot 2
  • RIOT Optimizer 0.6.2 Screenshot 3
  • RIOT Optimizer 0.6.2 Screenshot 4
  • RIOT Optimizer 0.6.2 Screenshot 5

What's new in this version:

- fixed clipboard lock
- fixed keep original date/time if in-place optimization
- prevent delete of original if in-place optimization and “Delete original files” are used
- fixed keep original file extension when saving files in batch
- fixed keep original file extension when saving files from the main window
- fixed file extension filter when using the Save As dialog for less common JPEG extensions
- fixed render images after Auto resize dialog is discarded
- fixed multi-monitor issue: restore position only if the saved position would be inside the visible area
- fixed overriding settings in “Auto, Custom Format mode” did not switched the mode the Manual
- fixed “Auto, Custom Format mode” blending transparency for JPEG format (white color usad now by default instead of black, but should use the last chosen color)
- improved check for updates procedure. now enabled by default. does not create temporary files anymore
- added minimum compression setting to PNG (zlib level 1). This is useful for using with an external optimizer or reducing colors before final compression
- png compression settings “minimum” and “low” are always remembered upon program restart if save settings on exit is enabled.

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