YouTube動画から音声を抽出する方法（無料＆簡単な方法）

Want to extract audio from a YouTube video quickly and for free? Whether you're looking to convert music, podcast interviews, speeches, or language lessons into MP3s, this 2025 guide will walk you through the easiest and safest ways to get high-quality audio from YouTube videos — no tech skills required.

To extract audio from YouTube videos, we need some specialized tools. I will introduce the best ones among them.

If you want to transcribe the audio from any YouTube video, give VOMO a try — it’s fast and accurate.

Best Free YouTube to MP3 Converters in 2025

Looking for free tools to convert YouTube videos to audio in MP3 format? Here are the top YouTube audio extractors in 2025 that are safe, reliable, and easy to use:

1. YTMP3.cc — YouTube to MP3 Online Converter

You can click here to access this tool.

• Pros: Simple interface, no registration needed, fast conversions
• Cons: Limited to videos under 90 minutes
• Best for: Quick one-off conversions

2. 4K YouTube to MP3 (Desktop App)

4K YouTube to MP3 is a software application that allows users to download audio from YouTube videos and convert them into MP3, M4A, or OGG audio files. It supports downloading from other platforms like SoundCloud, Facebook, Vimeo, TikTok, Instagram, and Dailymotion as well. The software is available for Windows, macOS, and Linux.

• Pros: High-quality audio output, batch downloads, supports playlists
• Cons: Requires installation
• Best for: Frequent users or large file conversions

How to Extract Audio from YouTube: Step-by-Step Guide

Here’s how to extract audio from a YouTube video using an online converter like YTMP3.cc:

✅ Step 1: Copy the YouTube Video URL

Find the YouTube video you want to extract audio from. Copy its full URL from the browser address bar.

✅ Step 2: Visit a YouTube to MP3 Converter

Go to a trusted tool like ytmp3.cc or yt5s.io.

✅ Step 3: Paste the URL

Paste the video URL into the input box on the website.

✅ Step 4: Choose MP3 Format

Select “MP3” (usually the default). Some tools let you choose audio quality (128kbps, 192kbps, 320kbps).

✅ Step 5: Click Convert and Download

Click the Convert button, wait for processing, then download the MP3 file to your device.

That’s it — you now have the audio extracted!

How to Extract Audio from YouTube on Mobile (Android & iOS)

🔸 For Android

Use mobile-friendly sites like Y2Mate, or install apps like TubeMate (APK) + MP3 Video Converter.

🔸 For iPhone/iPad

Use Safari to access tools like MP3FY.com or use the Documents by Readdle app to download and save files.

Note: Apple restricts downloads from browsers, so using an app helps.

Tips for Getting High-Quality YouTube Audio Downloads

• Choose high-resolution source videos(the better the video, the better the audio quality)
• Use320kbps MP3 outputwhen available for best sound fidelity
• Avoid sketchy download sites — they may contain malware or annoying ads
• Use desktop tools for large files or playlists

Is It Legal to Extract Audio from YouTube?

Here’s the legal lowdown. Downloading or extracting copyrighted content from YouTube violates YouTube’s Terms of Service — unless:

• It’s your own content
• The video is under aCreative Commons license
• You have the creator's permission

Always make sure you’re respecting copyright laws when using YouTube audio.

How to extract audio script from YouTube video?

Go to YouTube and open the video that you need to generate a transcript text. Click the three dots below the video, next to the Share and Save buttons. Select “Show transcript” from the menu. The transcript text will open in a side panel.

Frequently Asked Questions (FAQs)

❓ Can I extract audio from YouTube Shorts?

Yes! Most tools support YouTube Shorts. Just copy the short video URL and follow the same steps.

❓ Can I extract just a portion of the audio?

Yes, after downloading the full audio, you can use free tools like Audacity or Online Audio Cutter to trim or edit it.

❓ What file formats are supported?

MP3 is the most common, but some tools also support M4A, WAV, or OGG.

Final Thoughts: Extracting YouTube Audio Has Never Been Easier

In 2025, extracting audio from YouTube is fast, free, and beginner-friendly. With the right tools, you can convert videos into portable audio content in just a few clicks.

Whether you’re building a language playlist, saving inspirational talks, or just downloading your favorite songs — make sure you’re using trustworthy tools and respecting copyright guidelines.