K-Lite Codec Tweak Tool 6.7.1 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software.
The K-Lite Codec Tweak Tool installer is commonly called CodecTweakTool.exe, CodecTweakTool_540.exe, CodecTweakTool_551.exe, CodecTweakTool_6.1.9.0.exe or klcodectt442.exe etc. This PC software is suitable for 32-bit versions of Windows XP/Vista/7/8/10/11. The actual developer of the free software is Codec Guide. The following versions: 6.5, 6.4 and 6.3 are the most frequently downloaded ones by the program users. K-Lite Codec Tweak Tool lies within Multimedia Tools, more precisely Codecs.
From the developer:
With this tool you can do things like:
- Scan the registry to detect and remove broken references to codecs and filters.
- Generate a detailed log of all installed codecs and DirectShow filters.
- Enable/disable more than 250 popular codecs and filters (if they are installed).
- Manage preferred source filters (a.k.a. splitters).
You may want to check out more software, such as Vista Tweaking Tools, K-Lite Codec Pack or K-Lite Mega Codec Pack, which might be similar to K-Lite Codec Tweak Tool.
System Optimization
System Tools