Like all songs in a Youtube Music Playlist

README.md

This script likes all the songs in a Youtube Music Playlist at once.

How to use:

• Visit a Playlist's page on ytm (URL looks like: https://music.youtube.com/playlist?list=...
• Press ctrl + shift + j. This opens the Developer Console.
• Copy the script in this gist (That's in script.js)
• Paste the code into the Developer Console on the ytm Tab, hit enter.
• Great, you're done!

Star ⭐ this gist if it was useful. Follows to my GitHub Profile are appreciated.

---

TheOnlyWayUp © 2024

script.js

// made by https://github.com/TheOnlyWayUp, if it helped, drop a follow!
// source: https://gist.github.com/TheOnlyWayUp/4452b0a5c151740417c16f3518fb701e

let interval = 10  // wait time between chunks in seconds

const chunk = size => array => array.reduce((result, item) => {
    if (result[result.length - 1].length < size) {
        result[result.length - 1].push(item);
    } else {
        result.push([item]);
    }
    return result;
}, [
    []
]); // Thanks https://stackoverflow.com/a/77372180

function likeall() {
    let els = document.getElementById("contents").querySelectorAll(
        "button[aria-pressed=false][aria-label='Like']")
    console.log(`${els.length} to Like`)
    let cels = chunk(5)(Array.from(els))
    cels.forEach(function(items, index) {
        setTimeout(function() {
            console.log("start")
            items.forEach(el => el.click())
            console.log("end")
        }, index *
        interval * 1000); // Thanks https://stackoverflow.com/a/45500721
    });

}

likeall()

I edited some code and made it as userscript: https://greasyfork.org/en/scripts/548226-youtube-music-playlist-liker

used the userscript by @TuTAH1 with violentmonkey becuase I shifted from Spotify to Yt music (account is old), as of Jan 2026 it is working without issues. Thanks!