How to Change Key/Pitch, Volume and Speed of a MP3 Song

How to Change Key/Pitch, Volume and Speed of a MP3 Song

If you have an mp3 file that does not satisfy you in terms of its KEY (or PITCH), volume (too low or too high) or speed (tempo), you can use one of the following two software: Kanto Audio Mix or Kanto Audio Editor. Both of them are good solution to edit MP3 files and save a new mp3 file with the desired pitch, volume and speed.

Solution #1. Kanto Audio Mix

Kanto Audio Mix is a program developed and designed to convert, merge and even make basic changes to MP3 songs like speed, volume, pitch. It also allows you to change the equalization of the mp3 (bass, mid, treble) to get better sound quality. Here is the link from which to download the free trial version that as a limit only has the presence of a “sample voice” on the output file.


Here are the steps to follow to change the pitch (tone), volume and tempo of an MP3.

1. Install and run Kanto Audio Mix


2. Click on the program’s interface to select and import the MP3 file to be edited. Once imported, you will see the waveform of the audio stream.


3. From the right of the program you can adjust the speed, volume and pitch of the song. Thanks to the “Play preview” button you can listen to the edited audio file before saving.


4. If everything is OK click on “Export and save audio files” to save the new MP3 song with the new key, volume and / or speed.

Solution #2. Kanto Audio Editor

We have already seen how Kanto Audio Editor works in a previous article how to change the key of a mid or kar song, below we will see how to change Key, Pitch, Volume and Speed of a MP3 Song

Firstly download and install Kanto Audio Editor from the following link:

Download Now (9MB)


Kanto Audio Editor is very simple to use and its interface is very user-friendly. Here are the detailed steps to follow to edit your mp3 songs and change some audio parameters like KEY (pitch), VOLUME and SPEED (Tempo).The output audio quality will be the same of the source!

Step 1. Open Kanto Audio Editor

After the installation, run the software and you’ll see this window:


Step 2. Open the MP3 to edit

Click on top right on BROWSE to select the mp3 file to edit.

Passo 3. Change key, volume and speed of yout mp3 song

Click on top left to adjust the mp3 parameters like KEY/PITCH, TEMPO and VOLUME.

cambiare tonalità mp3 k5

After adjusting the mp3 parameters click on “PLAY PREVIEW” to hear the new audio file before saving it.

Step 4. Set the output folder and save the new mp3 file

Click on Change button to set a output folder (where the new mp3 file will be saved). Finally click on SAVE AS NEW FILE and Kanto Audio Editor will generate the new MP3 file with the new Key, Tempo and Volume you set.

If you have a video file (Avi, MP4, MOV..) you can use Video Mix software to change Key/Pitch, Volume and Speed of video


  1. hi
    if i need to change the key of mp3 but also video mp4 can that program change both key/pitch?

    • For video mp4 you can use Video Mix software, able to change key/pitch of video files.


  1. How to Change and Save the Video Pitch/Key? | Video Mix - […] are a lot of software that allows you to change audio pitch and save it with the new “key”…

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