7 Software To Change Audio Speed

Software To Change Audio Speed

Here’s a list of the best free audio speed changing software for Windows PC. This software lets you set the audio speed or the tempo of the song. The ability to change the audio speed can be very useful. For example, musicians can slow down songs to learn lyrics and DJs can synchronize tempos for dance mixes.

This software changes the audio speed either by changing the tempo or by stretching/compressing the time duration. Most of these software are audio editors, so there are many handy editing tools available, such as Mix and Render, Effects, Amplify, Fade In, Fade Out, etc. There are many Audio Editors, but only a few of them have the ability to change the audio speed. So, in this article I compiled a list of these free software that can change audio speed.

This audio speed changer software provides you with some important features which help you before/after modifying audio speed, such as:

  • Timescales: It helps you to select a specific audio timeframe to change the audio speed.
  • Audiographs: It helps you see the changes made to the audio.
  • Previews: It lets you listen to the audio before saving the changes made to the audio.
  • Toggle Loops: It helps you analyze the selected audio part better by continuously playing it.
  • You can also change the audio speed for each speaker (Left or Right speaker).

This audio speed changer software besides adjusting the audio speed or song tempo also supports many audio formats, such as WAV, MP3, MP2, WMA, AVI, RAW, MPC, AVI, etc. You can also convert the audio format at the time of saving the audio file.

1. Audacity

Software To Change Audio Speed-1

Audacity is the best free audio speed changer software for Windows. It is a very popular audio editor as it provides all the essential audio editing tools. This audio speed changer supports many audio formats, namely, MP3, WAV, AIFF, OGG, etc. Once you are done with changing the audio speed, you can save the modified audio file.

Using this software, you can easily change the audio speed by selecting the option Change Speed which you can see in the drop down menu Effects. In the Change Speed ​​option, you can change the audio speed by changing the speed multiplier value. If you enter a value more than 1, then the audio speed will increase and entering a value less than 1 results in a reduction in the audio speed.

You can also change the audio speed by selecting the values Standard vinyl speed. This software also lets you see the current and new audio length before and after changing the audio file speed. Apart from the audio speed, you can also change the pitch of the audio file.

In this software, you can select multiple audio sections by using your mouse to make changes to the selected audio sections. Apart from that, it also provides a clean graphical representation of the audio file with an additional timescale to accurately change the audio speed.

Downloads: Audacity

2. AudioDope

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AudioDope is a free audio editing software for Windows. this software can also be used as a free audio speed changer. You can use various audio formats, namely, WAV, MP3, OGG, FLAC, AVI, AC3 etc., with this software. After making various edits or changing the audio speed, you can easily save it in the same input format or in any other available audio format.

There are some simple steps to change the audio speed. To change the audio speed, select menu process from the toolbar and go to options tempo. In the Tempo option, you will see a slider and by moving that slider from left to right or vice versa, you can increase or decrease the audio speed. In this option, you can also preview the changes made to the audio by clicking on the button preview.

This software also lets you select part or all of the audio parts. So, you change the speed of a part of audio file or the whole audio file.

Downloads: audioope

3.Naturpic Audio Editor

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Naturpic Audio Editor is the best free audio editing software for Windows. This software offers various features like audio speed changer, audio conversion, recording, editing options etc. Using it, you can easily change the audio speed of various audio formats, such as: WAV, MPEG, WMA, OGG, VOX, AVI, RAW, etc.

In this software, the option called time stretch used to change audio file speed, you can see this option in menu Effects. To change the audio speed, go to the Time stretch option where you will find two features, namely, Presets and Stretching Rate.

In Presets, you can select a predefined Tempo speed to change the audio speed. In Stretching Rate, you can move the slider by dragging your mouse to change the audio speed. These two options can also work together to give you more flexibility with audio speed. Apart from the audio speed, you can also change the audio pitch and you can also change the audio format.

Downloads: Naturpic Audio Editor

4. Leapic Audio Editor

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Leapic Audio Editor is a feature-rich audio editor, and is a great free software for changing audio speed. This audio speed converter supports several popular and some not so popular audio formats, such as WAV, MP3, WMA, AVI, RAW, G.721, G723, etc.

To change the audio speed, first click on the menu Effects from the toolbar and then select the option time stretch. Inside the Time stretch options, you can select different Tempos like: slow tempo 50%, slow tempo 90%, tempo increase 120% etc., to vary the audio speed. Apart from that, you can also change the audio speed by moving the stretching rate slider. Both Tempo and Stretch levels can be changed together to get more flexibility with audio speed.

In this software, you can easily save audio files in the same input audio format as well as in different audio formats.

Downloads: Leapic Audio Editor

5. WavePad Sound Editor

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WavePad Sound Editor is a sound editing software, but it also lets you change the audio speed of various audio formats, i.e., MP3, DART, WV, WMV, MPEG etc. You can also save audio in a different format than their original audio format, which is an added bonus.

In this software, you can easily change the audio speed by selecting the settings change speed which you will see in the drop down menu Effect. In Speed ​​change settings, you can change the audio speed either by changing the time duration (in seconds) or by adjusting the audio speed (in percentage).

You can also change audio speed and pitch at the same time by using options speed and pitch change. In this audio speed changer, you can easily preview your audio after changing audio speed, pitch, tempo or other settings. This preview option is useful if you don’t want to save the changes made to the audio.

Apart from changing the audio speed feature, this software also has all the standard features that you can find in a sound editor, like audio sampling, trim, fade in, fade out, special effects etc.

Note that the homepage of this software does not have a link to download the free version, but you can get the free version from the download link which I have included below. The free version can be used for non-commercial use only.

Downloads: WavePad Sound Editor

6. EArt Audio Editor

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EArt Audio Editor is a free audio editing software. This software can also be used as an audio speed converter. It has a setting known as time stretch which is used to change the audio speed. The Time stretch option has two features known as levels presets and stretching rate. By increasing/decreasing preset value and stretching rate, you can easily change audio speed. In this audio speed changer, you can change the speed of a part of audio file or the whole audio file. Apart from changing the audio speed, you can also change the pitch and chorus of the audio.

As an audio editing software, it has many audio editing tools, such as: Filters, Effects, View and Play. Each of these settings has many sub settings to help you with editing. It also has an audio converter that lets you convert audio files from one format to another.

This music speed changer software has one drawback, which is that it does not provide a preview option. So, you have to save the changes made to the audio every time before listening to the modified audio file.

Downloads: EArt Audio Editor

7. Expstudio Audio Editor

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Expstudio Audio Editor is a free audio editing software for Windows. This software can also be used as a music speed changer. The option which helps you to change the audio speed is called time stretch which is under the menu Effect. To change the audio speed, first, you have to select some audio part from the audio sample graphic and then speed up or slow down the tempo by selecting a different tempo value. However, in this software, you can only select a predefined tempo value, as it does not provide an option to enter the tempo value manually.

This audio speed converter shows the audio in a graphical representation with Sample Scale to better analyze the audio after editing it. To provide more flexibility with audio formats. This software supports many popular audio formats, such as: MP3, VOX, WAV, AVI, etc. Apart from that, you can also convert audio files from one audio format to another audio format.

Downloads: Expstudio Audio Editor

PS: In this free version of Expstudio, you can only save audio in uncompressed WAV and MP2 formats.

Favorite audio speed changer software Safespedia.com

Brankaspedia prefers Audacity and AudioDope, as they are both feature-rich and provide essential tools for changing audio speed. These two softwares have a lot in common, but they also have some minor differences. In Audacity, you get multiple options to change audio speed whereas in AudioDope you get only one option to change speed.