Pitch shifting is a method used to alter the pitch of an audio recording with out altering its tempo. This may be helpful for quite a lot of functions, similar to creating vocal harmonies, correcting intonation, or transposing music to a unique key.
There are a variety of various methods to pitch shift audio, however the most typical technique is to make use of a digital audio workstation (DAW). DAWs include quite a lot of pitch-shifting algorithms, which can be utilized to attain quite a lot of completely different results.