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How To Change Audio Speed and Pitch Online?

Liza Brown
Liza Brown
Originally published Mar 01, 22, updated May 20, 24

If you have downloaded an audio story and you find out that the audio speed is rather slow which is making it sound boring, you can change the speed without downloading any software. Similarly, you downloaded a podcast where the speaker is speaking fast and you need to slow down the speed. That is where an audio speed changer online where you can change speed of any audio file easily.

When you change the speed, the pitch of the audio also changes simultaneously. Therefore, most audio speed changing tools are actually speed and pitch changers. However, there are certain audio speed changing tools where you can change speed without changing pitch. Apart from the online audio speed and pitcher charger tools, we have also provided you an audio speed changer software for your requirements.

1. Music Speed Changer

Music Speed Changer is an audio speed and pitch changer that lets you change speed as well as pitch independently. The user interface is quite appealing and you can make the changes and play the audio to check the changes. You can set a loop between any two points on the audio spectrum. Here are the key features of Music Speed Changer.

  • Change speed(tempo) and pitch independently.

  • Intuitive controls and save changes instantly.

  • Make a loop by marking specific points.

  • Listen to the changes instantly.


How to change audio speed and pitch with Music Speed Changer?

Step 1. Visit on your browser.

Step 2. Click on 'Choose Audio File' button to select your audio file.

Step 3. Use the sliders for changing speed(tempo) and pitch accordingly.

Step 4. Play the audio to check the changes and click on Save icon for downloading the modified audio file.


2. Audio Alter

If you have an audio file with an unusual file format such as WAC or OGG, Audio Alter has the best set of audio tools. If you want to change speed, you have to choose Tempo changer. If you want to change pitch, you have to choose audio pitch changer. Besides, there are other useful tools such as equalizer, volume changer, noise reducer and much more. Along with MP3 audio files, you can change speed for WAV, FLAC, OGG audio files. Here are the key features of Audio Alter.

  • Individual tools for changing speed and pitch.

  • Drag and drop audio file as well as browser from hard drive.

  • Supports MP3, WAV, FLAC, OGG audio file formats.

  • Live listen to the changes in the audio.

How to change audio speed or pitch with Audio Alter?

Step 1. Visit “” to change speed or ““ to change pitch on your web browser.

Step 2. Click on Browse computer button and select the audio file. Otherwise, drag and drop the audio file directly.

Step 3. Use the slider, you can change the speed or pitch.

Step 4. You can turn on the checkbox “Preserve Pitch” to change audio speed without changing pitch.

Step 5. You can play and check the changes and finally, click on Submit button to process the audio file.

audio alter

3. Audio Speed Changer

Audio Speed Changer is one of the most popular audio pitch changer online as well as speed changer online tools. There are different sources from which you can upload audio files starting from your hard drive and cloud storage to websites through URLs. You can change speed by percentage as well as change pitch by semitones. Audio Speed Changer is also available as an app and you can opt for Audio Speed Changer Pro for added features. Here are the key features of Audio Speed Changer.

  • Change the pitch and speed independently.

  • Better processing via time-based and frequency-based methods.

  • Save the modified audio file in MP3 or MA4 format.

  • Step-by-step interface enables hassle-free operation.

How to change audio speed with Audio Speed Changer?

Step 1. Visit “” from the web browser.

Step 2. Click on Choose File button and select the audio file. If you want to refer to any website’s audio file, you can mention the URL as well.

Step 3. Change pitch and speed as per requirements.

Step 4. Select MP3 and M4A file format to save as the output file.

Step 5. Select the processing method and click on Convert Now button.

audio speed changer

Bonus: Change Audio Speed With A Professional Software

If you are looking for a professional editor to tweak the speed, pitch, as well as various other audio properties, we recommend Wondershare Filmora. It is a video editor with inbuilt audio editor. You can even record video and audio on the software and you can trim out useless audio parts as well as sync audio with video perfectly. Most importantly, you can import and export audio files in different file formats. Here are the steps to change audio speed with Filmora.

Try It Free

For Win 7 or later (64-bit)

Try It Free

For macOS 10.12 or later

Step 1: Download and install Wondershare Filmora.

Step 2: Go to File menu and then go Import Media and select Import Media Files option.

import media files

Step 3: Import the audio file from your hard drive and it will appear under Project Media folder on Filmora. You need to drag and drop the audio file on audio timeline.

drag to timeline

Step 4: Click on Speedometer icon and select the preset speed.


Step 5: If you want a custom speed, click on Custom Speed and set speed according to your requirements.

custom speed

Step 6: Play the audio file to get satisfied with the changes, click on Export to save the file in preferred file format.


Change audio speed generally changes the pitch of the audio. However, you may want to change speed and pitch separately and independently. That is why we have selected the best audio speed and pitch changers where you can adjust the parameters as per your requirements. You can use these online tools on computer as well as smartphone. We have also recommended Wondershare Filmora for professional audio editing of various audio parameters.

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