4K YouTube to MP3
4K YouTube to MP3 is a macOS audio-downloader app for saving sound from online videos, playlists, and channels as local music files.
What is 4K YouTube to MP3?
4K YouTube to MP3 is a native desktop app for macOS that helps users download and convert audio from online videos into local music files for offline listening. Published by Open Media OOO, it is designed for people who want to save tracks, podcast-style audio, lectures, or music playlists from supported sites without keeping the original video. The app focuses on audio extraction rather than full video downloading, which makes it a simpler choice for users who mainly want MP3 or other audio output. Common workflows include pasting a link, downloading audio from a playlist or channel, organizing saved tracks, and transferring files into a music library or another playback device. It also includes an in-app browser for finding content and supports current Mac hardware including Apple silicon builds.
Key features
- Download audio from video links, playlists, and channels.
- Convert supported online videos into MP3 and other audio formats.
- Use an in-app browser to find and save content without leaving the app.
- Save tracks for offline listening on your Mac or other devices.
- Collect audio from long playlists in a single workflow.
- Add downloaded files to a local music library or transfer them elsewhere.
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Safety overview
Status: Mostly safe
This is a legitimate media-downloader app for saving audio files locally on your Mac. It normally needs access only to its own files and the folders where you choose to save downloads. The main practical consideration is content source and licensing: downloaded media can be subject to platform rules, copyright restrictions, or low-quality third-party links. Keep downloads limited to sources you trust, and review where the app is saving files so large audio libraries do not consume unexpected disk space.
Recommendation: Keep 4K YouTube to MP3 if you actively use it to save audio for offline playback or to build a local music library. If you no longer download media with it, removing the app is usually reasonable and will only affect its saved settings, caches, and any workflows that depend on it.
Common paths
/Applications/4K YouTube to MP3.app
Cache paths
~/Library/Caches/com.openmedia.4kyoutubetomp3
Support paths
~/Library/Application Support/4kdownload.com/4K YouTube to MP3
Preference paths
~/Library/Preferences/com.openmedia.4kyoutubetomp3.plist
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