| | Key Feature | Price | Download Source | |------------|----------------|-----------|----------------------| | Topaz DeJPEG (part of Topaz Studio or DeNoise AI) | Specifically removes JPEG compression blocks | Paid (trial available) | Topaz Labs official site | | Nik Collection Dfine 2 | Noise reduction with automatic profile | Free (Google legacy version) | DxO or archive.org | | ON1 NoNoise AI | AI-powered JPEG + noise cleanup | Paid | ON1 official site | | PhotoSweeper’s JPEG Cleaner (standalone, not a plugin) | Batch artifact removal | Paid | PhotoSweeper official |
| | Location | Best for | |----------|--------------|----------------| | Reduce Noise | Filter › Noise › Reduce Noise | Luminance & color noise | | Smart Blur | Filter › Blur › Smart Blur | Smoothing JPEG blocks | | Despeckle | Filter › Noise › Despeckle | Quick, mild cleanup | | Median | Filter › Noise › Median | Removing speckles | | Camera Raw Filter (JPG mode) | Filter › Camera Raw Filter › Detail panel | Advanced noise reduction + sharpening | photoshop jpeg cleanup noise filter download