Looposer Autor: Victor Raso

Looposer is a looper and transposer for browser videos. Set loop points to repeat any section of a video, transpose the pitch up or down by semitones, fine-tune the frequency, and control playback speed — all without leaving your tab.

Ideal for:

• Musicians learning songs by ear
• Instrument players who need to slow down and repeat sections
• Language learners studying pronunciation and rhythm
• Anyone who needs precise control over video playback

Features:

• Loop any section of a video with precise timestamps
• Transpose pitch up or down by up to 12 semitones
• Fine-tune frequency between 400 Hz and 480 Hz
• Adjust playback speed from 15% to 300%
• Save multiple loops and settings per video — picks up right where you left off
• Save your favorite videos to a playlist