Yes, it supports converting any video/audio to MP3, even 4K videos.
Want to enjoy music downloaded from YouTube on your iPhone/iPod/iPad? Try this MP3 Converter Pro! Aiseesoft MP3 Converter Pro can convert any video/audio to MP3, including converting audio/video downloaded from YouTube to MP3. For music lovers, you can convert MP4 to MP3, convert FLV to MP3, and change WMA/M4A/FLAC and other video/audio to MP3. Also, this MP3 Converter can convert MP3 to any audio formats, such as converting MP3 to WAV, M4R, OGG, M4A, AIFF, AAC, AC3, AU, FLAC, MKA, MP2, WMA, etc.

Key Functions:

1. Convert Between any audio file and MP3 format
If you want to convert M4A to MP3 or MP3 to OGG, you can try this audio converter. MP3 Converter Pro helps you to convert songs in any format to MP3 and MP3 to general audio or lossless audio formats. It can convert FLAC/OGG/AIFF/AAC/WMA to MP3 and also MP3 to AAC/FLAC/AIFF/WMA/OGG reversely.

2. Convert any 4K/HD and other videos to MP3
It is also one of the best video to MP3 converter. It can convert downloaded video or recorded video to MP3 and other audio formats. It can convert MP4/WMV/AVI/MKV/MOV to MP3/MP2/WMA/AMR, etc, including 4K and HD video.

3. Select audio length and adjust audio volume
This MP3 converter allows users to select the length of the audio file, you can set "Start time" and "End Time" to trim your audio length. In addition, by "Volume", you can adjust to be louder or lower according to your need. Also, other settings like audio encoder, channels, sample rate, and audio bitrate can be chosen by yourself.
4. Merge videos and convert videos to one audio.
You can merge several audio/video files to one audio with "Merge" option.

Top Recommended:
MP4 Video Converter:
Convert MP4 video to 4K/HD and other video format and convert other video to .mp4 format easily.
Edit output video's effect, crop, cut, merge output video files.

What's New
1. Higher speed to convert YouTube video to MP3
2. Better to convert M4A/FLAC to MP3

MP3 Converter Pro (com.aiseesoft.mp3-converter-pro) is a Mac software application that has been discovered and submitted by users of The latest version that our users have reported running on their systems is MP3 Converter Pro 6.3.57.