Blade's MP3 Encoder (BladeEnc), a freeware MP3 encoder.
Blade's MP3 Encoder (BladeEnc) is a freeware MP3 encoder. It is based on the same ISO compression routines as mpegEnc, so you can expect roughly the same, or better, quality. The main difference is the appearance and speed.
To install bladeenc, paste this in macOS terminal after installing MacPorts
sudo port install bladeenc