Three MP3 Speed Editors to Change MP3 Speed on Computer, Mobile and Online

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Three MP3 Speed Editors to Change MP3 Speed on Computer, Mobile and Online

Last Updated: 2024. 06. 06

The need to change MP3 speed has become increasingly common. Some people want to create nightcore music by increasing the beat, while others seek ways to slow down podcast playback to make learning material easier to understand. Regardless of your purpose, an MP3 speed changer is what you need. Look no further! In this article, we’ve gathered three free MP3 speed changers to help you easily change MP3 speed on your computer, mobile device, and online. Follow our lead to explore more.

Online Converter to Change MP3 Speed for Free

Audacity to Edit MP3 Speed on Computer

Music Speed Changer: Change MP3 Speed on Mobile

Bonus Tips: Free Ringtone Maker and Speed Changer Online

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Online Converter to Change MP3 Speed for Free

Online Converter is a free MP3 speed editor that helps speed up or slow down your MP3 file without changing the pitch. Whether you need to shorten a lengthy audio recording or slow down a lecture for clarity, this tool offers a speed range from 0.2X to 4X. Additionally, the Duration feature lets you adjust the speed of only a selected portion of the audio while keeping the rest unchanged. After making your edits, you can download the audio file in MP3 format.

Change MP3 Speed Online with Online Converter

Key Features of Online MP3 Speed Changer

Supports Various Audio Formats: Compatible with MP3, M4A, MIDI, WAV, and more.

Selective Speed Adjustment: Allows you to change the playback speed of specific segments while leaving the rest untouched.

Temporary Storage: The converted MP3 file is stored on the server for 3 hours, during which you can download it up to 10 times.

Wide Speed Range: Adjust the playback speed from as slow as 0.2X to as fast as 4X.

Drawbacks:

The maximum MP3 audio file is 200MB.

Like many free web-based tools, this MP3 speed changer has advertisements that may be bothersome.

How to Change MP3 Speed Using Online Converter

Step 1

Begin by visiting https://www.onlineconverter.com/ and on the homepage, navigate to Audio Tool > Change Audio Speed to begin editing your MP3 speed.

Visit Online Converter and Find Change Audio Speed

Step 2

Select your MP3 file from your computer and choose the desired speed option. By default, Online Converter will apply the speed change to the entire file. To adjust only a specific portion, enable the Duration feature and set the start and end times as needed.

Upload the Desired MP3 File and Make Settings

Step 3

Click on the Convert icon to start the MP3 speed changing process. Once the conversion is complete, you will be redirected to a webpage displaying the results, where you can download the edited MP3 file or edit another one.

Download the Converted MP3 File to Your Computer

Audacity to Edit MP3 Speed on Computer

If you’re looking for a free audio editing software, Audacity is a top recommendation that appears in most search results. As an open-source audio editing and recording software, Audacity offers a wide range of features to add professional touches to your audio, from adding sound effects to conducting multitrack mixing. When it comes to changing MP3 speed, this versatile software provides several methods to speed up or slow down your audio, with options to change or preserve the pitch. However, the interface can be overwhelming for beginners, who might benefit from using a simpler MP3 speed changer.

Edit MP3 Speed on Computer - Audacity

Key Features of Audacity to Change MP3 Speed:

Compatibility: Audacity supports every popular audio format, including MP3, M4A, AIFF, FLAC, WAV, and more.

Speed Range: Speed values between 0.010 (1/100th of the original speed) and 50.000 (50 times faster) are permitted.

Multiple Methods: Various ways to change MP3 speed, with options to maintain or alter the pitch.

Professional Editing: Supports multitrack audio playback and batch processing.

Drawbacks:

The feature-rich interface might be intimidating for beginners.

Due to its extensive features, it may sometimes be laggy.

How to Change MP3 Speed on Computer Using Audacity

As mentioned, Audacity includes several ways to change MP3 speed. Here, we’ll discuss how to edit MP3 speed while preserving the pitch.

Step 1

Download and Open Audacity

Download Audacity from the official website and open it on your computer. To import the MP3 file you want to adjust, go to File > Import > Audio and selecting your file.

Step 2

Adjust Speed Using the Clock Cursor

Hold the Alt key (Option on macOS) while hovering over the edge of a clip. This will display a clock cursor. Drag the edge inwards or outwards to change the speed of the clip.

Step 3

Change Speed to Precise Values

Right-click the clip header and select Change Speed. This opens a dialog where you can enter a specific speed value.

Step 4

Apply Changes and Export

Once satisfied with the changes, click OK to apply the new speed to the entire track. Export the modified file by navigating to File > Export > Export as MP3 and saving it.

Music Speed Changer: Change MP3 Speed on Mobile

The need to change MP3 speed on mobile devices arises in many situations, from slowing down lectures for better learning to speeding up soundtracks for nightcore videos. No matter your purpose, Music Speed Changer serves as a flexible and free MP3 speed changer and pitch shifter tool. It allows you to change the tempo in real-time without affecting the pitch (time stretch) and to change the pitch without changing the audio speed (pitch shift) by simply sliding your finger.

Change MP3 Speed on Mobile - Music Speed Changer

Key Features of Music Speed Changer:

Easily change the speed and pitch of your music independently in real-time.

Useful toolkit: loop music, reverse audio, set markers to jump to specific points, and more.

Save changes to a new MP3 or WAV file for use on other players or devices.

Drawbacks:

Intrusive ads with loud music.

Frequent glitch issues reported by users.

How to Edit MP3 Speed with Music Speed Changer:

Step 1

Download and install Music Speed Changer on your device. Open the app and click on the Import button to bring in the desired MP3 file.

Step 2

Play the track and navigate to the editor page, where you can move the slider to adjust the speed while maintaining or changing the pitch.

Step 3

Once satisfied with the changes, tap the Download icon to save the new MP3 file wherever you want.

Bonus Tips: Free Ringtone Maker and Speed Changer Online

If you encounter a music video and want to extract the soundtrack or wish to change the speed of a video and then separate the audio, FlexClip, a free online video and audio editor, is your solution. Whether speeding up audio to regular speed or adjusting it randomly, this speed changer can do it with a single click. Additionally, FlexClip offers a vast media library with royalty-free sound effects, photos, and videos, and AI-driven tools like an audio translator to unleash creativity.

The Ultimate Beginner's Guide of FlexClip

Key Features of FlexClip:

Easily extract audio from video and save it as an MP3 file.

Change the soundtrack speed in video between 0.2x to 8x, then detach the edited audio from the video.

Turn your MP3 soundtrack into a video using FlexClip’s media stock or AI tools to tailor from text.

Enrich the soundtrack with cool sound effects.

Cut, trim, and loop the audio as needed.

The Bottom Line

That’s all for three MP3 speed editors to help you effortlessly change MP3 speed on computer, mobile and online. If this article is helpful, do share it with your friends. Now it's your turn to get started.

Bella /

Full of vitality, curiosity and hope, Bella is an energetic copywriter at FlexClip. She mainly concentrates on video creation and troublesome issues related to video editing, providing users with practical solutions and tricks. Personally, Bella loves novels, sci-fi movies, cooking and travel. And, she believes that all her life is the best arrangement from God.