Convert AAC to WMA

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AAC vs WMA Format Comparison

Aspect AAC (Source Format) WMA (Target Format)
Format Overview
AAC
Advanced Audio Coding

AAC is a lossy digital audio compression format offering better sound quality than MP3 at similar bitrates. Widely used in streaming and mobile devices.

Lossy Compressed
WMA
Windows Media Audio

WMA is a proprietary lossy audio format developed by Microsoft, designed to provide good audio quality at low bitrates and optimized for Windows and portable devices.

Lossy Compressed
Technical Specifications
Sample Rates: 8kHz - 96kHz
Bit Rate Modes: CBR, VBR
Profiles: LC, HE, HEv2, LD, ELD
Channels: mono (1), stereo (2), multichannel (up to 48)
Extensions: .aac, .m4a, .mp4, .3gp
Sample Rates: 8kHz - 48kHz
Bit Rate Modes: CBR, VBR
Bit Rates: 64–384 kbps
Channels: mono (1), stereo (2), multichannel (up to 8)
Extensions: .wma
Advantages
  • High audio quality at the same bitrates as MP3
  • Supports VBR
  • Low decoding complexity
  • Wide support on modern devices
  • Good quality at low bitrates
  • Built-in support in Windows ecosystem
  • Efficient DRM integration
  • Supports streaming via MMS
Disadvantages
  • Lossy compression—some audio data is permanently discarded
  • Limited compatibility with older devices
  • Commercial licensing may apply
  • Proprietary format with licensing restrictions
  • Less efficient than newer codecs at higher bitrates
  • Limited support on non-Windows platforms
Compatibility
Excellent: iOS, Spotify, YouTube, Modern Android devices

Good: VLC, Windows Media Player, Modern browsers

Limited: Older car stereos, Legacy audio equipment
Excellent: Windows Media Player, Groove Music, Xbox

Good: VLC, Foobar2000, Winamp

Limited: Web browsers, Non-Windows portable devices
Common Uses
  • Music streaming (Spotify, Apple Music)
  • Digital downloads (iTunes Store)
  • Podcasts and audiobooks
  • Audio tracks for video files
  • Windows media streaming
  • Digital music libraries on Windows
  • Podcast distribution via Windows Media services
  • Archiving audio with DRM

Why Convert AAC to WMA?

Converting AAC to WMA ensures compatibility with Windows-based systems and DRM-enabled services, offering good quality at low bitrates within the Microsoft ecosystem.