What is Multi Looper?

Multi Looper is a free web app that lets you create multiple loop sections on any YouTube video and play them back in sequence. Perfect for instrument practice, language learning, dance choreography, and any scenario where you need to watch the same part over and over.

Is Multi Looper free?

Yes, Multi Looper is completely free to use. No account registration is required.

Where is my data stored?

Loop section settings are stored in your browser's localStorage. No personal data is sent to or stored on our servers.

What can I use Multi Looper for?

Music practice (repeating difficult phrases), language learning (replaying listening materials), dance (breaking down choreography), sports (analyzing form in slow motion), transcription, and more.

Dance practice

Break down any dance routine into practice sections

A dance routine is a sequence of moves — not one clip. Multi Looper lets you split a YouTube routine into named sections (8-count blocks, chorus moves, formation changes), set a speed for each, and drill them in order.

Try it free

Dancers learning from YouTube face the same problem as musicians: the video is built for watching, not for learning. You need to watch the first 8 counts at 0.5x ten times, then at 0.75x, then loop the next 8 counts, and so on. Doing this with the native YouTube player means endless rewinding.

Multi Looper turns the same video into a structured practice deck. Each section can be named ("intro 1-8", "chorus hook", "bridge formation"), given its own speed, and included or excluded from the current session with a checkbox.

Working count by count

Most dance instructors teach in 8-count blocks. Multi Looper fits this exactly: mark the beginning of each 8-count block with M, mark the end with L, and you now have a labeled section. Do this for a 2-minute routine and you have 15 or 20 clean practice units.

Uncheck the blocks you already know. Check only the blocks you are drilling today. The tool walks through them in order — no dragging the playhead, no losing your place.

Mirror mode and slow-mo

For dance, 0.5x and 0.75x playback with preserved pitch is essential for seeing footwork clearly without losing the musical pulse. Multi Looper uses the YouTube IFrame player, which keeps pitch when slowing down. You can follow the choreography audio-accurately at half speed.

For full mirror mode, use a Chromium browser's CSS flip via developer tools, or look for dance cover videos that are already mirrored. Multi Looper itself keeps the YouTube player as-is so the original video quality is preserved.

Gradual speed-up for choreography retention

The classic dance learning progression is: watch at 0.5x to understand, drill at 0.75x to feel, and finally run at 1.0x. Multi Looper's gradual speed-up mode automates this: set the starting speed to 0.5x, the max to 1.0x, and let it nudge the tempo up every cycle until you are dancing full speed.

Perfect for

K-pop choreography cover practice
Hip-hop routine breakdown, 8-count at a time
Jazz funk and contemporary piece memorization
Wedding dance rehearsal in defined sections
Flash mob formation rehearsal with section-based drilling
Dance class homework — practice only the blocks you struggle with

FAQ

Can I share my sections with my dance partner?

Yes — use the Share URL button. It encodes your full section list into a link that your partner can open in their own browser.

Does Multi Looper work if I rotate my phone in landscape?

Yes. The YouTube player adapts to your screen. For drag-and-drop section reordering a tablet or desktop is easier, but playback and section selection work on phones.

Will my saved sections survive a YouTube upload replacement?

Sections are saved against the video ID. If the original uploader replaces the video with a new upload (new ID), you will need to rebuild sections on the new URL. The old version, if still accessible, keeps its sections.

Ready to practice?