Capo
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How to slow down a YouTube video without changing the pitch

فريق Elyra Labsقراءة 3 دقيقةحُدِّث في 21 أغسطس 2026
الإجابة المختصرة

Play the video, open Capo, and pull the Speed control down. It runs from 0.25× to 3× and moves continuously, so you can sit at 0.62× rather than choosing between 0.5× and 0.75×. The pitch does not follow, so a slowed guitar solo stays in its original key.

  1. Press play, then open Capo.
  2. Pull Speed down. 0.25× is the floor.
  3. Add an A–B loop if you are drilling one passage.

YouTube’s speed menu stops at 0.25× and drops the pitch on the way down, which is exactly wrong for learning a part: the notes you are trying to hear are now in a different key from your instrument.

Pull the speed down

The Speed row of the Capo popup at 100%, ready to be pulled down in 1% steps
The Speed row at 100%. Values move in 1% steps, so you can sit between the round numbers.
SpeedWhat it is forNotes
0.9×Taking the edge off a fast talkerEffectively transparent
0.6–0.8×Learning a part by earThe useful window
0.4–0.6×Picking apart a fast runSlight smear on cymbals
0.25×Identifying one specific eventThe pulse is gone at this range

The instinct is to go straight to the floor. Between 0.6× and 0.8× is where most learning actually happens, for reasons set out in the bar you keep missing.

Why it stays in tune

Because speed and pitch are separate operations, not one dial with two effects. Slowing a tape drops the pitch because you are playing the same waveform more slowly; keeping the pitch fixed means rebuilding the sound from short grains. The full account, with a demo you can hear, is in why slowed audio sounds underwater.

Loop the hard part

  1. Set A at the start of the phraseAnd B at the end. Type the values if you know them.
  2. Check the count-inSettings › Audio & playback, 3 s by default. A loop with no gap is unplayable to practise against.
  3. Narrow it until it failsThe fault is usually one beat, not one bar.

Slow it down. Keep the key.

0.25× to 3× on any HTML5 video · free
أضِفه إلى Chrome — مجانًا

The floor, and why

It will not produce a slowed file — the change happens during playback. It will not rescue a recording that is already distorted, and below 0.25× nothing useful survives on any engine, which is why that is the floor.

أسئلة

How do I slow down a YouTube video without changing the pitch?
Use an extension that separates them. Capo’s speed runs 0.25× to 3× and leaves the pitch where it was.
Why does slowed audio sometimes sound watery?
Time-stretching rebuilds audio from short grains, and the joins accumulate errors at extreme ratios. Raising Audio quality to High helps below 0.5×.
What is the slowest it goes?
0.25×. Past that the artefacts dominate on any engine.
Can I loop a section while it is slowed?
Yes. Set A and B, and switch the count-in on so you get a beat to prepare in.

تابِع القراءة

ضع Capo على كل ما تستمع إليه.

أضِفه إلى Chrome — إنه مجانيمتوفّر أيضًا على Firefox وEdge · v2.7.6 · دون حساب