RIOT 1.0.1 freeware

Radical Image Optimization Tool is a free image optimizer that will let you to visually adjust compression parameters while keeping minimum filesize. It uses with a side by side (dual view) or single view interface to compare the original with the optimized image in real time. It has a simple and easy to use interface where you will be able to control compression, number of colors, metadata settings and much more.

Author Lucian Sabo
Released 2021-01-28
Filesize 2.70 MB
Downloads 1240
OS Windows 7 x64, Windows 8 x64, Windows 10 x64, Windows 11
Installation Instal And Uninstall
Keywords Image Optimization, Image Optimizer, Optimize Image, Optimization, Optimizer, Optimize
Users' rating
(17 rating)
RIOTOtherWindows 7 x64, Windows 8 x64, Windows 10 x64, Windows 11
RIOT - Freeware Download Notice

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RIOT freeware - The Latest User Reviews
RIOT freeware - The Latest Versions History
1.0.1 Jan 28, 2021 New Release Replaced AVX2 with SSE2 for better compatibility with older CPUs
1.0 Jan 25, 2021 New Release + 64 bit version, allowing bigger images to be processed (>50 MP)
! improved compression with up to 30% for jpeg images
+ decoding support for jpeg images using arithmetic coding
+ improved PE security with DEP and ASLR
! the AVX2 instruction set for the 64bit version should provide better performance on larger images
! the 32 bit version is gonna be deprecated (probably the last 32 bit release)
* fixed display of optiized size in higher text dpi settings
* using less memory after the image is analyzed
* other minor fixes & tweaks
0.6.2 May 7, 2019 New Release 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).

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