Is it safe to convert AU to WMA online?

Yes! Convert999 processes all files directly in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

How long does it take to convert AU to WMA?

Conversion is nearly instant for most files. Large files may take a few seconds depending on your device's processing power.

Is there a file size limit?

Convert999 supports files up to 2GB. Processing happens locally, so larger files depend on your device's available memory.

Do I need to install any software?

No installation required. Convert999 works entirely in your web browser on any device.

Free · No Upload · Instant

Convertir AU a WMA Online — Gratis y Rápido

Convertidor online gratuito de AU a WMA. Convierte tus archivos Sun Audio a formato Windows Media Audio al instante en tu navegador.

Elegir Archivos

o arrastra y suelta archivos aquí

Tamaño máximo: 2GB

Tus archivos se procesan localmente en tu navegador. Nada se sube a ningún servidor.

Cómo Convertir AU a WMA

Sube tu archivo AU haciendo clic en "Elegir Archivos" o arrástralo.

Selecciona WMA como formato de salida.

Haz clic en "Convertir Ahora" y descarga tu archivo convertido.

Sobre el Formato AU

Extension: .au
Full name: Sun Audio

Sobre el Formato WMA

Extension: .wma
Full name: Windows Media Audio

Preguntas Frecuentes

¿Es seguro convertir AU a WMA en línea?

¡Sí! Convert999 procesa todos los archivos directamente en tu navegador. Tus archivos nunca se suben a ningún servidor.

¿Cuánto tiempo toma convertir AU a WMA?

La conversión es casi instantánea para la mayoría de los archivos.

¿Hay un límite de tamaño de archivo?

Convert999 soporta archivos de hasta 2GB.

¿Necesito instalar algún software?

No se requiere instalación. Convert999 funciona completamente en tu navegador web.

Can I convert AU to WMA on my phone?

Yes! Convert999 works on any device with a web browser — iPhone, Android, iPad, or desktop. No app installation required. Simply open the converter, upload your AU file, and download the converted WMA file.

Will I lose quality converting AU to WMA?

Convert999 uses high-quality conversion algorithms to minimize quality loss. For lossless formats, the conversion is exact. For lossy formats like images and audio, we use optimized settings that balance quality and file size.

Can I batch convert multiple AU files to WMA?

Yes, Convert999 supports batch conversion. Select or drag & drop multiple AU files and convert them all to WMA format at once. Each file is processed locally in your browser.

What is the difference between AU and WMA?

Sun Audio (AU) and Windows Media Audio (WMA) differ in compression, compatibility, and features. AU is optimized for its native use cases, while WMA may offer different advantages. Visit our AU vs WMA comparison page for a detailed breakdown.

Why Convert AU to WMA?

Advantages

✓Windows Media Audio offers better compatibility with modern applications and workflows
✓Converting is completely free with no file size limits on Convert999
✓Your files never leave your device — 100% private and secure conversion
✓Instant conversion without waiting for server processing

Key Differences

→AU (Sun Audio) is optimized for its native use cases
→WMA (Windows Media Audio) may offer different compression or feature set
→Choose based on your target platform, quality needs, and file size requirements

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