Good news! Dose for Excel 3.6.3 comes with bugs fixing, and excellent feature improvements! You can always upgrade your version for free for lifetime.

Improvements

1. DOSE » Format » Duplicates: Added color palettes to choose between soft, light and pastel colors to color your sets of matched values.
2. DOSE » All of the following features have been optimized and became faster than before by approximately 1000%:
   • Duplicates

Bugs Fixed

1. DOSE » Format » Count by Color: can handle now up to 100K different colors in the list view.