Grain Quality Scanner

Simple in-browser check — finds good, broken, discolored or foreign kernels and gives an A/B/C grade.

Tip: Use a top-down shot, diffuse light, white or black matte background.
Advanced settings

Capture Tips

  • Use plain white or black background
  • Take photo from above in soft light, avoid strong shadows
  • Spread kernels so they don't pile on top of each other