If the cost of Topaz is a barrier, consider these free, open-source tools that are safe to download and often have portable versions:
Can lock your personal files until a fee is paid.
An AI image upscaler and sharpener. Completely free and open-source. Download Topaz Noise (x64) Portable Hash zip
They offer a full-featured trial of Topaz Photo AI (which includes the latest noise reduction tech).
Use your computer's CPU/GPU power to mine cryptocurrency. If the cost of Topaz is a barrier,
A professional-grade raw developer with powerful "denoise (profiled)" modules.
Use the standard Windows .msi or .exe installer. It handles registry entries and GPU drivers correctly, which "portable" versions often fail to do. 🛠️ Safe Alternatives consider these free
Designed to grab your saved passwords and browser cookies.