Convert AAC to WMA

AAC to WMA converter that runs entirely in your browser. 100% free, no signup, no upload — your files never leave your device. One-click batch conversion.

Conversions

Drop any file here or click to browse

All file types supported

About formats

AAC

AAC (Advanced Audio Coding) is a lossy audio codec standardized by MPEG, designed as the successor to MP3. AAC delivers better sound quality than MP3 at the same bitrate and is the default audio codec for YouTube, iTunes, Apple Music, and most modern streaming services.

Developer: ISO/IEC (MPEG)
Initial release: 1997
Compression: Lossy
Color depth: up to 24-bit
Transparency: No
Animation: No

Best for

Streaming music on modern platforms
YouTube and Apple Music audio
High-quality lossy audio at low bitrates
Mobile audio playback
Efficient video audio tracks

Pros

+Better quality than MP3 at the same bitrate
+Default codec for YouTube, iTunes, and Apple Music
+Efficient at low bitrates
+Wide hardware support

Cons

−Lossy compression discards data
−Not lossless like FLAC or ALAC
−No multi-track support in raw .aac
−Some encoder quality variation

WMA

WMA (Windows Media Audio) is an audio compression format developed by Microsoft as part of the Windows Media framework. WMA was designed to compete with MP3 and AAC and offers good quality at low bitrates, with support for DRM copy protection. WMA is supported by Windows Media Player and many portable media players.

Developer: Microsoft
Initial release: 1999
Compression: Lossy or lossless
Color depth: up to 24-bit
Transparency: No
Animation: No

Best for

Windows Media Player audio
Corporate audio distribution with DRM
Legacy Windows audio archives
Low-bitrate streaming audio
Windows-ecosystem music storage

Pros

+Good quality at low bitrates
+Supports DRM copy protection
+Native Windows Media Player support
+Offers a lossless variant (WMA Lossless)

Cons

−Proprietary Microsoft format
−Poor support on non-Windows platforms
−Less universal than MP3 or AAC
−DRM limits portability

How to convert AAC to WMA

1
Select AAC files from your computer, Google Drive, Dropbox, a URL, or by dragging them onto the page.
2
Choose wma — or any other format you need as a result (more than 200 formats supported).
3
Let the file convert, then download your wma file right away.

AAC vs WMA

Property	AAC	WMA
Compression	Lossy	Lossy or lossless
Color depth	up to 24-bit	up to 24-bit
Multi-track	No	Yes
DRM support	No	Yes
Open format	No	No

When to use AAC vs WMA

AAC

Streaming music on modern platforms
YouTube and Apple Music audio
High-quality lossy audio at low bitrates
Mobile audio playback
Efficient video audio tracks

WMA

Windows Media Player audio
Corporate audio distribution with DRM
Legacy Windows audio archives
Low-bitrate streaming audio
Windows-ecosystem music storage

Use cases for AAC → WMA

Streaming music on modern platforms
YouTube and Apple Music audio
High-quality lossy audio at low bitrates
Mobile audio playback
Efficient video audio tracks
Windows Media Player audio
Corporate audio distribution with DRM
Legacy Windows audio archives
Low-bitrate streaming audio
Windows-ecosystem music storage

Frequently Asked Questions

Is converting AAC to WMA free?

Yes. This AAC → WMA converter runs entirely in your browser and is completely free — no account, no credits, no watermark.

Which devices and platforms can I use to convert AAC to WMA?

Any modern device with a current web browser: Windows, macOS, Linux, Android, iPhone and iPad. There is nothing to install — the conversion happens locally.

Are my AAC files uploaded to a server?

No. Files never leave your device. The entire AAC → WMA conversion runs locally in your browser, so your data stays private.

Can I convert multiple AAC files at once?

Yes — batch conversion is supported. Add as many AAC files as you like and convert them to WMA in one pass, then download the results together.

What is the maximum file size?

There is no fixed server-side limit because the conversion happens in your browser. Practical limits depend on the available memory and CPU of your device.

Will converting AAC to WMA reduce the quality?

Because both formats use lossy compression, the WMA output will not bring back any quality that has already been lost in your AAC file. Avoid repeated re-encoding to keep the best quality.

Does WMA support transparency?

No — WMA has no alpha channel. Transparent areas of your AAC file will be filled with a solid background colour in the converted file.

How will the file size change after converting AAC to WMA?

Both formats use comparable compression, so the WMA output will be similar in size to your AAC file — typically within 10–20% of each other.

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FREE

100% Free

No hidden fees, no subscriptions, and no limits. Enjoy complete access to all features gratis.

SIGNUP

No Signup Required

Start converting immediately without creating an account or sharing email address.

PRIVACY

Private & Secure

Your files never leave your device. All processing is completed locally for maximum privacy.

BATCH

Batch Conversion

Convert multiple files simultaneously to save time. Fast and efficient multi-file queue.

LOCAL

Runs in Browser

Utilizes advanced client-side WebAssembly technology to process files directly inside your tab.

FORMATS

200+ Formats

Supports a wide variety of formats including images, documents, audio, video, and more.

USER REVIEWS

Convert AAC to WMA Quality Rating

4.8

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