NoaLingua for Chrome
Add to Chrome — Free Add to Chrome

Answer

Slowing a video down with NoaLingua

Three speeds that do different jobs, and why one of them is temporary

Set a global playback speed for the whole video, a separate repeat speed that applies only to automatic repeats, or press X to replay just the sentence on screen slowly and return to normal. The third is usually the right one: slowing everything trains you to understand speech nobody produces.

Short answer Press X to replay one sentence slowly; set a global speed only if the whole video is beyond you.

Step by step

Doing it with NoaLingua

  1. 1

    One sentence, slowly: press X

    The sentence currently on screen replays from its start at the slow-replay speed. The default is 0.6, and it ranges from 0.25 to 1.0 in the quick menu under Playback. Speed returns to normal on its own when the replay ends or the next sentence begins.

  2. 2

    Stop it early with a second press

    Pressing X again on the same sentence stops the slow replay and restores your speed immediately. You do not have to sit through a slow replay you started by accident, which is the difference between a feature you use and a feature you avoid.

  3. 3

    Slow the automatic repeats only

    Repeat count (0 to 20) and Repeat speed (0.5 to 1.0) work together: every new sentence repeats that many times at that speed, then the video returns to your normal speed for the next sentence. Ordinary listening stays at full speed; the drill is slow.

  4. 4

    Slow the whole video, if you must

    Playback speed in the quick menu takes 0.25 to 2.0 and is permanent and global. Use it when a video is genuinely above your level rather than as a default, and consider whether an easier video would serve you better.

Add to Chrome — Free Add to Chrome Opens the Chrome Web Store listing NoaLingua — beyond dual subs: video, web, PDF — free, no account, Chrome 138 or newer.

What slowing down fixes, and what it does not

Slowing speech down helps with two specific problems: words that run together at speed, and sounds that a language reduces or drops when spoken quickly. Hearing the same line at 0.6 often makes an entirely familiar word audible for the first time, and that is a real gain.

It does not build the skill of understanding the language at the speed people actually speak it. That only comes from time at full speed. So the design here is deliberately asymmetric: the slow controls are momentary by default and the permanent one takes more effort to find.

Why the speed comes back on its own

Every slow mode here restores your speed when it finishes — when the replay ends, when the repeats are used up, or when the next sentence arrives. A tool that leaves you at 0.6 for the rest of the video has quietly changed what you are practising without telling you.

The one exception is the global playback speed, which is a preference rather than a mode. It stays where you put it, across videos, until you move it.

The better first move: a sentence you can stop on

Before reaching for speed, it is worth trying auto-pause. Slowing a sentence gives you the same words spread over more time; pausing gives you unlimited time with the sentence intact, at the speed it was actually said, with both lines on screen and every word clickable.

The two combine well. Auto-pause holds the line, X replays it slowly, and a click on the word that did not land opens its meaning in that sentence with the conjugation table for the exact form you heard.

More questions people ask NoaLingua

Does slowing the video change the pitch?

That is the browser's own playback behaviour, not something NoaLingua controls. Chrome preserves pitch when it slows video, so speech at 0.6 sounds slow rather than deep.

Can I slow speech down on Netflix?

The player controls work where the extension is enabled, but Netflix's own player is more restrictive than YouTube's and the whole-transcript features are not available there at all. The sentence controls are.

Is there a speed for the spoken word in the word card?

The pronunciation button in the word card already speaks slightly below normal speed, deliberately, because it is being said to somebody learning it rather than to a native speaker.

Where this is documented on NoaLingua

Pause after each sentence Unlimited time with a line, at the speed it was really said. What one click returns The meaning in this sentence, the form you heard, IPA and real examples. Shadowing and say-it-back Where slow listening turns into speaking.

Try it on the next thing you were going to watch anyway.

Free, with every feature. No account, nothing to cancel, and your deck stays on your machine.

Add to Chrome — Free Add to Chrome Opens the Chrome Web Store listing NoaLingua — beyond dual subs: video, web, PDF — free, no account, Chrome 138 or newer.

What happens after you install Pricing What it cannot do