Online AU to WMA Converter

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What is a WMA File?

WMA, short for Windows Media Audio, is a series of audio codecs developed by Microsoft. It includes both lossy and lossless compression formats, offering flexibility in audio quality and file size.

Key Advantages of WMA Files:

Flexible Compression: WMA supports both high-quality lossless compression and efficient lossy compression for smaller file sizes.

Windows Compatibility: Native support in Windows operating systems and Windows Media Player.

DRM Support: WMA can include digital rights management (DRM) protection for copyright protection.

Limitations of WMA Files:

Compatibility: Limited support on non-Windows platforms and some older devices.

Proprietary Format: WMA is a proprietary format, which may limit its adoption in certain environments.

Quality Concerns: Lossy WMA files may exhibit perceptible quality loss compared to lossless formats.


WMA is suitable for Windows users looking for a balance between audio quality, file size, and compatibility within the Microsoft ecosystem.

How to Convert AU to WMA?

Step 1: Choose Your Audio

Upload your AU audio file by dragging and dropping it into the upload area or by clicking 'Browse' to select it from your device.

Step 2: Define Output Settings

Select the appropriate settings for your WMA audio, including bitrate, sample rate, and other preferences.

Step 3: Begin the Conversion

Click on the 'Convert' button to start the conversion process from AU to WMA format.

Step 4: Get Your Converted Audio

Click the 'Download' button after the conversion to save your new WMA audio file to your device.

Step 5: Repeat Conversion

To convert another AU file to WMA, click on the 'Convert Another' button and repeat the process.

AU to WMA Conversion FAQs

1. What is the process for converting AU files to WMA?

Easily transform AU files to WMA with our tool. Upload your AU file, and our conversion process will ensure you get a WMA file quickly and efficiently.

2. How do I select AU files for converting to WMA?

Drag AU files into the upload zone or click 'Browse' to add them. The upload area is designed for ease of use, making it simple to start converting your AU files to WMA.

3. How do I download the converted WMA file?

After conversion, use the Download button to get your WMA file. The download link will be available once the conversion is complete, allowing you to save the WMA file.

4. Can multiple AU files be converted to WMA simultaneously?

Multiple AU files can be converted to WMA in a single session. Our tool supports batch conversion, allowing you to process several AU files to WMA efficiently.

5. Is there a way to start another AU conversion?

To convert another file, click 'Convert Another' or upload a new file. This feature enables you to initiate another AU to WMA conversion easily.

6. What ensures the security of AU to WMA conversions?

We protect your files by using a secure, client-side conversion process. Your AU files are handled locally, ensuring that they are not exposed to any external threats.

7. Are converted WMA files of excellent quality?

High quality is assured for WMA files after conversion. Our conversion process is designed to maintain the integrity and quality of your AU files when converting to WMA.

8. What is the maximum size for AU files?

The maximum file size for conversion is 25MB. This size limit helps maintain the efficiency and speed of the conversion process, ensuring you get your WMA file promptly.

9. What is the duration of AU to WMA conversion?

Expect fast conversion times, depending on file size and internet speed. Our tool is optimized to provide quick conversions, ensuring you get your WMA file promptly.

10. What should I do if I have trouble converting AU to WMA?

Our support team is available via the 'Contact Us' page to assist you. We are here to help with any issues or questions you may have about the AU to WMA conversion process.