Beltr

Drop any song. AI strips the vocals in 30 seconds. Synced lyrics on your TV, phones as wireless remotes guests scan a QR code, no app needed. Real-time pitch scoring with leaderboards. 4-stem mixer lets you fade vocals for showtime or keep them for practice. Works with YOUR music library, runs fully offline, and costs $19.99 once no subscription ever. Try 5 songs free, no credit card.