PDF Grayscale & Scan Cleaner
Convert to Grayscale and clean up scans for printing.
Drag & Drop PDF file here
← Before (Original)
After (Processed) →
Higher DPI = clearer text but larger file size.
0.0°
Pixels lighter than this will become pure white. Increase to remove gray backgrounds.
Gentle (100)
200
Aggressive (255)
Pixels darker than this will become pure black. Increase to make faint text bolder.
Original (0)
50
Bold (150)