I understand you're looking for information about and a free download. However, I must first issue a strong caution: searching for "free download" of commercial software like Noiseware Professional (a premium plugin from Imagenomic) often leads to pirated, cracked, or malicious files. These can contain viruses, keyloggers, or ransomware.
The search for is a testament to how reliable older software was. For many, Photoshop 7.0 was the peak of simplicity before the software became subscription-based and bloated. "Noiseware Professional v4
It automatically analyzes the noise profile of an image to apply targeted fixes. Option 3: Buy a Legacy License (Rare) :
: Supports Windows 2000, XP, and Vista; modern systems may require compatibility mode. Advanced Filtering but full versions require purchase.
for the Professional version. Imagenomic offers a free trial (typically 15-30 days), but full versions require purchase.