YouTube MP3 Downloader

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Download any YouTube video as high-quality MP3 audio. Search by song name or paste a YouTube URL.

Features

• Search by name — just type "Despacito Luis Fonsi" and get the MP3
• Direct URL — paste any YouTube video URL
• High quality — best available audio quality
• Fast — downloads typically complete in 5-10 seconds
• Music videos supported — works with VEVO and label-protected content

How to use

Option 1: Search by song name

Set the Song name field:

Despacito Luis Fonsi

Option 2: YouTube URL

Set the YouTube URL field:

https://www.youtube.com/watch?v=kJQP7kiw5Fk

Only one field is required. If both are provided, the URL takes priority.

Output

The Actor returns a JSON object with:

{
"success":true,
"file_url":"https://example.com/files/abc123_Despacito.mp3",
"filename":"abc123_Despacito.mp3",
"size":4676277
}

API Usage

Call the Actor via the Apify API:

curl-X POST "https://api.apify.com/v2/acts/leisurely_heparin~youtube-mp3-downloader/runs?token=YOUR_API_TOKEN"\
-H"Content-Type: application/json"\
-d'{"query": "Despacito Luis Fonsi"}'

Or with a direct YouTube URL:

curl-X POST "https://api.apify.com/v2/acts/leisurely_heparin~youtube-mp3-downloader/runs?token=YOUR_API_TOKEN"\
-H"Content-Type: application/json"\
-d'{"url": "https://www.youtube.com/watch?v=kJQP7kiw5Fk"}'

Get results

After the run completes, retrieve the results from the dataset:

$curl"https://api.apify.com/v2/actor-runs/YOUR_RUN_ID/dataset/items?token=YOUR_API_TOKEN"

Integrations

Works with n8n, Make.com, Zapier, and any tool that supports HTTP requests or the Apify API.

n8n Example

Use an HTTP Request node:

• Method: POST
• URL: https://api.apify.com/v2/acts/leisurely_heparin~youtube-mp3-downloader/runs?token=YOUR_API_TOKEN
• Body: {"query": "{{ $json.song_name }}"}

Python Example

from apify_client import ApifyClient
client = ApifyClient("YOUR_API_TOKEN")
run = client.actor("leisurely_heparin/youtube-mp3-downloader").call(
 run_input={"query":"Despacito Luis Fonsi"}
)
for item in client.dataset(run["defaultDatasetId"]).iterate_items():
print(item["file_url"])

Limitations

• Downloaded files are available for 30 minutes
• One song per request
• Playlists are not supported (use individual URLs)

Legal Notice

This Actor is intended for downloading content you have the right to access. Users are responsible for compliance with applicable laws and YouTube's Terms of Service.