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K-Lite Codec Tweak Tool 6.4.3

A tool which will allow you to optimize your codecs and filters

Free Download

Average rating: 5.5/5 (2 votes)
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This program is a standalone variant of the software integrated in the K-Lite Codecs. This useful tool is capable to perform a big variety of operations, such as scanning the registry in order to discover and remove broken keys referring to installed codecs and filters, deactivating or activating popular filters and codecs, managing your source filters, etc.

Codec Tweak Tool is also able to reset, backup or restore your codecs settings and to set up preferred decoders on Microsoft Windows 7, Microsoft Windows 8 and Microsoft Windows 8.1. It will also generate and display a log of all your codecs or filters.


  • Very complete, many options available.
  • Standalone application.


  • Not easy for novice users.
Name K-Lite Codec Tweak Tool
Version 6.4.3
Developer | see all products from this developer
Product Homepage K-Lite Codec Tweak Tool
License Free (Freeware)
Last Week Downloads 11
All Time Downloads 4,739
Filename CodecTweakTool_643.exe
Filesize 1.2MB
MD5 Checksum 3CE86010BA06B7593402C602695896B4
OS Support Windows All
Category Utilities

100% CLEAN Certification

BadgeK-Lite Codec Tweak Tool has been tested by team against viruses, spyware, adware, trojan, backdoors and was found to be 100% clean. Our editors will recheck this software periodically to assure that it remains clean.


Old Versions

Software Date Added
K-Lite Codec Tweak Tool 6.4.3 September 01, 2019 - Latest Version
K-Lite Codec Tweak Tool 6.4.0 June 11, 2019
K-Lite Codec Tweak Tool 6.3.5 February 06, 2019
K-Lite Codec Tweak Tool 6.3.4 November 10, 2018
K-Lite Codec Tweak Tool 6.3.2 August 08, 2018

Download the free K-Lite Codec Tweak Tool