other popular professional production softwares are Cube5 and Sonar8.5 in PC
Logic in MAC
It is necessary to align the sounds in all tracks in rhythm, and all audio slices can be quantized by software. Then cut off the unnecessary part. Adjust the balance and level (that is, light sound, volume) and phase of each voice part.
then you need to add effects, such as high and low tone adjustment (EQ), ambient sound (commonly known as reverberation and delay), and sometimes you need to double the bass, DC correction, noise removal, pitch correction, and exciter to improve harmonics. There are various manufacturers of these effectors, and there is a plug-in called WAVES, which puts almost all the effects in the kit, and it will be solved by installing one!
when the music sounds comfortable, it can be synthesized and exported together, and the music is done.
It is especially important to note that the best audio works in the world may not do any of the things mentioned above, because the most experienced mixing masters do all the things described above with natural conditions at the beginning of recording!
The next thing is mastering. The original intention is to "unify" all the songs or audio in the CD.
For more questions, you can go to yyycc.com, where there are discussions and resources about music production.