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How to Convert AUP to MP3 in a Few Easy Steps

Author by Vita

Updated on Aug 10, 2023

An AUP file is an audio project file that contains the references and applied edits of audio files. Media players seldom support this type of audio. Therefore, this article shows how to convert AUP to MP3 for smooth audio playback on various devices and players. This powerful audio converter can help you easily get the job done. Install it here and follow the guide below:

What Is an AUP File

Q: I play a song on Audacity and record my voice at the same time. At the end of the song, I close the program, and it asks me to Save before closing. I click Save. The saved song is in .aup format. What is AUP? Is there any AUP to MP3 converter to change the .aup file to mp3 so that I can play it with any audio player?

A: A .aup file is part of a project file created by Audacity. And AUP is an exclusive project file format of Audacity but AUP files aren’t actual audio files. Therefore, no third-party tool can open and play such files, including those so-called AUP to MP3 converter online. Luckily, there’s still an effective way to convert AUP files to MP3. Read on to get the solution.

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Step-by-step Tutorial on How to Convert AUP to MP3

As mentioned above, AUP is only a part of an Audacity project file. Besides AUP files, there is a corresponding folder named in "_data", which contains all the audio data and information. AUP files tell Audacity what to do with that data. To convert AUP file to MP3, the AUP files and _data folder are indispensable. And Audacity itself can work as a useful AUP to MP3 converter. Follow the steps to convert AUP files:

How to Convert AUP Files to MP3 How to Convert AUP Files to MP3

Step 1. Run Audacity. Click on File > Open on the menu bar, and import the AUP file you want to convert.

Step 2. You can see the progress you edited last time in blue waves on the timeline. Choose to continue editing or go directly to the next step.

Step 3. On the top left corner, click on File > Export > MP3, specify the path and name of the output file, select Quality, and press Save.

Start Converting AUP Files to MP3 via the AUP File ConverterStart Converting AUP Files to MP3 via the AUP File Converter

Step 4. Optionally, you can edit metadata tags. Finally, click on OK to convert AUP to MP3.

That is how to export Audacity to MP3. Please note that Audacity itself doesn't come with MP3 exporting capacity. You need to install the LAME MP3 encoder first. After the installation, you're able to export audio in MP3 format.

Install address:

A Good Helper to Convert the Exported File to MP3 Easily

As you can see, there are so many complicated descriptions on the LAME MP3 encoder installation page. If you don’t want to install the encoder for converting AUP to MP3 directly, you can change AUP to WAV, AIFF, Ogg Vorbis, FLAC and MP2 first, and then convert the exported file to MP3 with a functional audio converter. WonderFox HD Video Converter Factory Pro is a qualified candidate for this task. It stands out from its counterparts for rapid conversion speed, handy operation, and great functionality. It’s quite easy to convert any audio file as follows. Free download the fast audio converter to get ready.

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Three Steps to Convert Exported Files to MP3

Import Audio Files

Before start, please free downloadfree download the software and install it on PC.

Step 1. Import Audio Files

Run WonderFox HD Video Converter Factory Pro and enter the Converter module. Then click Add Files to import the audio you exported from Audacity. You can also directly drag and drop the files into the software.

Tips. The software supports batch conversion mode to save much time.

Convert audio to MP3

Step 2. Convert the Audio to MP3  

Now click the "Click to change output format" area on the right and choose MP3 under the Audio tab to convert AUP to MP3 indirectly.

As the image shows, you can not only convert audio to MP3, but also convert audio to WAV, M4A, WMA, FLAC, ALAC, etc.

Start the Conversion Process

Step 3. Start Converting Audio to MP3

Specify the output path via the inverted triangle icon at the bottom, and then click Run to start the conversion. The software supports hardware acceleration to speed up the conversion dramatically. Soon you will get the converted MP3 audio files.

Tips. The software enables you to change MP3 bitrate, channels, normalize audio, increase volume, etc. All the changes can be done in the Parameter Settings window. 

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