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Free and unlimited use:

Our service is entirely free and without limits. Use it anytime, anywhere, for as many conversions as you need, without any restrictions.

Audio Size Preview:

Our audio size preview feature provides an estimate of the file size after conversion, regardless of the format. This tool helps users gauge whether the new file size meets their needs and storage capabilities, making it easier to decide on the conversion parameters for formats ranging from compressed to uncompressed audio.

Custom Quality:

Our conversion tool offers customizable options for audio bitrate and sample rate, allowing users to fine-tune the quality of their audio files. Whether you're converting to a format for professional use or casual listening, these settings provide the flexibility to optimize audio quality according to your specific requirements.

Fast conversion:

We value your time. Our service swiftly converts your files into high-quality AU format, minimizing waiting times. Experience rapid conversions and get your AU files almost immediately.

Cross-Platform Accessibility: is accessible on any device with an internet connection. Whether on a desktop, tablet, or smartphone, you can easily convert WMV to AU anytime, anywhere.

Privacy Protection:

Your privacy is our priority. Your files are never stored on our servers, ensuring the security and confidentiality of your data.

Local Conversion:

Experience enhanced security and privacy while converting WMV to AU directly on your device. Our specialized local conversion process ensures your videos are never uploaded to our servers, guaranteeing complete confidentiality. This feature is especially ideal for handling sensitive or personal files, as it ensures your data remains exclusively in your hands. Convert your videos with confidence and peace of mind, anytime.

Audio parameters

Audio Bitrate:

Audio bitrate is a key determinant of audio quality and file size, measured in kilobits per second (kbps). Common bitrate values range from 128 kbps, suitable for standard quality, to 320 kbps for high-quality audio. In professional settings, bitrates can be even higher. Our tool allows you to choose from a variety of bitrate options, enabling you to strike the perfect balance between sound quality and file size based on your specific needs, whether it's for casual listening or high-fidelity audio playback.

Sample Rate:

The sample rate, measured in hertz (Hz), defines how many times the audio is sampled per second. Standard CD-quality audio uses a sample rate of 44.1 kHz, while professional audio recordings often use 48 kHz or higher, up to 192 kHz for high-resolution audio. Our conversion tool lets you adjust the sample rate to suit your requirements, offering the flexibility to choose between standard quality for everyday use and higher rates for detailed, professional-grade audio production.

Introduction to AU Format

Definition of AU

AU is a simple audio file format primarily used on Sun Microsystems and UNIX-based computers. Known for its basic audio data structure, the AU format is often used for straightforward audio data storage and is recognized for its compatibility with various UNIX applications.

Simple and Effective Audio Format

A key advantage of the AU format is its simplicity. It's designed to store sound in a compact, yet effective format, making it suitable for applications where complex audio file structures are not necessary. Its straightforward structure ensures easy handling and playback on UNIX systems.

Compatibility with UNIX Systems

The AU format is highly compatible with UNIX and UNIX-like operating systems, making it a common choice for audio in these environments. Its straightforward structure ensures easy handling and playback on these systems.

Introduction to WMV Format

Definition of WMV

WMV, or Windows Media Video, is a video format developed by Microsoft. It is part of the Windows Media framework and is commonly used for video playback and streaming on Windows devices. WMV files are known for their ability to compress large video files while maintaining reasonable video quality.

Compatibility with Windows Devices and Software

WMV is highly compatible with devices and software within the Microsoft Windows platform, including Windows Media Player and other Windows-based media applications. Its integration with the Windows ecosystem makes it a common choice for video content in Windows environments.

Efficient Video Compression

WMV format is designed to compress video content efficiently, making it suitable for streaming and downloading video on Windows devices and platforms. This compression allows for the storage of high-quality video content in relatively small file sizes.

What Happens When Converting WMV to AU

Extraction and Conversion of Audio Content

Converting from WMV to AU involves extracting the audio component from the WMV file and encoding it into the AU format. This process is typically pursued to create audio files that are simple, efficient, and compatible with UNIX systems, making them suitable for straightforward audio storage and playback.

Reduction in File Size and Focus on Simplicity

The conversion may lead to a reduction in file size, as the AU format typically has a simpler and more compact structure than the audio streams in WMV. The focus is on maintaining audio quality while adapting to the simplicity of the AU format.

Enhanced Compatibility with UNIX-Based Systems

By converting to AU, the audio files become more versatile and accessible for UNIX-based environments. This conversion is particularly beneficial for users who require audio playback or editing on UNIX systems.

Considerations When Converting WMV to AU

Evaluating Purpose and System Compatibility

Before converting to AU, consider the intended use of the audio file and the compatibility requirements of the target system. AU is well-suited for UNIX systems but may not be the best choice for other environments.

Understanding the Trade-offs

Be aware of the trade-offs between compatibility, simplicity, and potential changes in audio quality. While AU files are more compatible with UNIX systems, they might not retain the exact same level of audio quality as the original WMV files, especially in the case of high-fidelity recordings.

Selecting Appropriate Conversion Software

Choose a conversion tool that can effectively manage the WMV to AU conversion, ensuring that the audio quality is maintained as much as possible and that the conversion settings are optimized for your needs.

Security in Conversion

For audio files with sensitive content, opt for a service that ensures privacy and security. performs WMV to AU conversions directly on your local device, safeguarding the confidentiality and security of your files. This local conversion method prevents your data from being uploaded to external servers and protects it throughout the conversion process.

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