1
Upload a stroke
Upload a short clip and isolate the exact stroke you want to review.
Clear diagnosis · focused practice
See the movement.
Fix what matters.
Break a badminton stroke into its key phases, compare it with professional technique frame by frame, and turn the differences into a clear practice priority.
From video to practice focus
Three steps to structured feedback you can revisit
2
Map the key phases
Qwen vision identifies eight phases and observes the visible technique in each one.
3
Diagnose and improve
Compare with a professional reference, find the root cause, and fix the highest-impact issue first.
Deep enough to help. Clear enough to use.
Results organized around movement, differences, root cause, and practice
Phase-by-phase
Review keyframes and movement observations from preparation through follow-through.
Professional comparison
See the same phase side by side so differences are easier to verify.
Root-cause diagnosis
Connect surface-level errors and identify the one change worth making first.
Progress over time
Keep each session and review how your technique changes over time.
Start with your next stroke
Try one analysis first, then create an account if it helps.
Start an analysis