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How to Convert MP3 to AU Effortlessly
by Christine Smith • 2022-03-09 11:37:45 • Proven solutions
If you have MP3 files that you want to convert in AU format for playback, editing, or any other purpose, a special conversion tool is needed as AU is not a very commonly used format. So, to help you, we have selected a few reputed MP3 to AU converter tools that will assist you with the conversion process.
- Part 1. How to Convert MP3 to AU with the Best AU Converter
- Part 2. How to Convert MP3 to AU Online Free
- Part 3. Extension Knowledge about AU Format
Selecting the right conversion tool is very important to ensure that your files are converted in high quality and a hassle-free manner. Wondershare UniConverter is the best tool that we suggest here as it supports over 1000 formats for conversion in lossless quality with a host of additional features. Your MP3 files can be converted to AU quickly using the software, and if needed, you can even transfer them same to your device. Multiple file conversion is supported, and there is also an option for file editing and compression.
Key features of the software
Convert MP3 to AU and over other 1000 formats and devices
High-quality conversion in batch processing supported
Option to edit and compress files
Transfer of converted files to an iPhone, iPad, Android, and other devices
Additional features include video download, recording, editing, and more
Windows and Mac support
Steps to convert MP3 to AU using Wondershare UniConverter
Step 1 Open Wondershare UniConverter and add MP3 files.
Launch the installed software on your system and choose the Audio Converter tab from the left-side panel on the main interface. Click on the + sign or add files icon to browse and load the MP3 files to be converted.
Step 2 Choose AU as the target format.
Open the drop-down menu at the Output Format tab, and from the Audio list, select AU as the desired target format.
Step 3 Convert MP3 to AU.
The folder on the system to save the converted file can be browsed and selected at the File Location tab. Finally, tap on the Start All button to proceed with the file conversion process. The Finished tab will show the converted files on the interface.
Are you looking for a simple and pocket-friendly option to convert MP3 to AU? Online tools will work best as they work directly from the browser window without any hassles of software download and are free to use. Listed below are the top online tools in the category.
Earlier known as Media.io, this is a popularly used online tool that supports conversion in key video and audio formats. With the program, local files can be added quickly to the interface for the process, and you can even sign-up to process the files on cloud storage. Two files can be converted at a time, and there is also an option to change the channel, encoder, sample rate, and bit rate. The converted file can be downloaded locally from the interface or can also be saved to cloud storage.
This free online tool can quickly convert the MP3 files to AU and other widely used formats. The tool allows converting 10 files in a day with a size limit of 50MB each file. The interface is simple, where you need to add the MP3 files from your system and choose AU as the target format. The converted files can then be downloaded from the interface. There is also an option to get the converted file link on your email.
Convert your local MP3 files to AU in a simple manner using this online tool. The program supports key audio formats as the target files. You have to add the file and then select the target format for the tool to start the conversion process. The converted files can be simply downloaded to your local system after the process is complete.
1. What is a .au file
An AU file is an audio file format that is developed by Sun Microsystems. The data of the format is stored in 3 parts which include the 24 bytes header, length annotation block, and then the actual data of the audio. An AU file is uncompressed, smaller in size, and the sound quality is poor. The AU files are majorly used on Sun and other Unix-based tools and machines.
2. How to open a .au file
In order to open an AU file on your system, a compatible program needs to be installed. Some of the popular apps that allow opening an AU file include Apple Quick Time Player, Nullsoft Winamp Media Player 5.6, Adobe Audition CS6, and Microsoft Windows Media Player.
Online tools can be considered for converting your MP3 files to AU, but they have drawbacks like limited file conversion, size restrictions, internet dependency, and more. Wondershare UniConverter works as an apt tool that not only lets you convert MP3 to AU and other formats but offers a wide range of other functions as well.