Convert WMA to WV

Drag and drop files here or click to select.
Max file size 100mb.
Uploading progress:

WMA vs WV Format Comparison

Aspect WMA (Source Format) WV (Target Format)
Format Overview
WMA
Windows Media Audio

WMA is a proprietary lossy audio codec developed by Microsoft in 1999 as a competitor to MP3 and Real Audio. It became the default audio format for Windows Media Player and was widely used in the early 2000s for digital music on Windows platforms. WMA also has lossless and professional variants, though the lossy version remains most common in legacy libraries.

Lossy Legacy
WV
WavPack Lossless Audio

WavPack (WV) is a free, open-source lossless audio compression format created by David Bryant in 1998. WavPack uniquely supports both lossless and hybrid (lossy+correction) compression modes, allowing users to create a small lossy file with an optional correction file that together reconstruct the original perfectly. It supports high-resolution audio, multichannel sound, and DSD encoding.

Lossless Modern
Technical Specifications
Sample Rates: 8 kHz – 48 kHz (Standard); up to 96 kHz (Pro)
Bit Rates: 32–320 kbps (Standard); up to 768 kbps (Pro)
Channels: Mono, Stereo; 5.1/7.1 (Pro)
Codec: WMA Standard, WMA Pro, WMA Lossless
Container: ASF/WMA (.wma)
Sample Rates: 6 kHz – 768 kHz
Bit Depth: 8, 16, 24, 32-bit (int/float)
Channels: 1 to 4096 channels
Codec: WavPack (lossless/hybrid)
Container: WavPack (.wv), correction (.wvc)
Audio Encoding

WMA uses modified discrete cosine transform with bark scale frequency bands for perceptual coding:

# Encode to WMA Standard at 192 kbps
ffmpeg -i input.wav -codec:a wmav2 \
  -b:a 192k output.wma

# WMA with higher quality
ffmpeg -i input.wav -codec:a wmav2 \
  -b:a 320k output.wma

WavPack uses adaptive prediction and entropy coding with unique hybrid mode support:

# Encode to WavPack lossless
ffmpeg -i input.wav -codec:a wavpack output.wv

# WavPack with high compression
ffmpeg -i input.wav -codec:a wavpack \
  -compression_level 3 output.wv
Audio Features
  • Metadata: ASF metadata (title, artist, album, WMP-specific fields)
  • Album Art: Embedded cover images in ASF container
  • Gapless Playback: Limited support
  • Streaming: Windows Media Streaming (MMS protocol)
  • Surround: 5.1/7.1 in WMA Pro variant
  • DRM: Windows Media DRM (restricts conversion)
  • Metadata: APEv2 tags (title, artist, album, etc.)
  • Album Art: Embedded via APEv2 tags
  • Gapless Playback: Natively supported
  • Streaming: Seekable, progressive support
  • Surround: Up to 4096 channels
  • Chapters: Not natively supported
Advantages
  • Good quality at low bitrates (competitive with MP3)
  • Native Windows Media Player integration
  • WMA Lossless variant offers true lossless compression
  • WMA Pro supports high-resolution and surround audio
  • Built-in DRM support for content protection
  • Optimized for Windows platform playback
  • Lossless compression with competitive ratios
  • Unique hybrid mode (lossy + correction file = lossless)
  • DSD audio support (SACD archival)
  • Up to 4096 channels and 768 kHz sample rate
  • Open-source and free (BSD license)
  • Fast encoding and decoding
  • Error detection and correction support
Disadvantages
  • Proprietary Microsoft format with licensing restrictions
  • Poor support outside Windows ecosystem
  • DRM-protected files cannot be freely converted
  • Largely abandoned by Microsoft in favor of AAC
  • Not supported by most modern streaming services
  • Less popular than FLAC (smaller community)
  • Limited native support on mobile devices
  • Not supported by major streaming services
  • Fewer tools and plugins than FLAC
  • Hybrid mode adds complexity (two files)
Common Uses
  • Legacy Windows Media Player music libraries
  • Early digital music stores (pre-iTunes era)
  • Windows-based streaming and download services
  • Corporate audio content with DRM protection
  • Windows phone and Zune music collections
  • Audiophile music archiving (especially DSD)
  • Lossless audio backup with hybrid option
  • High-resolution audio storage
  • SACD/DSD ripping and preservation
  • Multichannel audio archiving
Best For
  • Legacy Windows audio library compatibility
  • Windows Media Player exclusive workflows
  • DRM-protected content distribution
  • Low-bitrate streaming on Windows platforms
  • DSD and high-resolution audio archiving
  • Hybrid lossy+lossless audio distribution
  • Multichannel audio preservation
  • Audiophile collections with maximum flexibility
Version History
Introduced: 1999 (Microsoft Corporation)
Current Version: WMA 9/10, WMA Pro, WMA Lossless
Status: Legacy, minimal development
Evolution: WMA (1999) → WMA 9 (2003) → WMA Pro (2003) → WMA 10 Pro (2006)
Introduced: 1998 (David Bryant)
Current Version: WavPack 5.x
Status: Active development
Evolution: WavPack 1.0 (1998) → 4.0 (2004) → 5.0 (2016, DSD)
Software Support
Media Players: Windows Media Player, VLC, foobar2000
DAWs: Limited (import only)
Mobile: Windows Phone (native), Android (VLC)
Web Browsers: Edge (legacy), via plugins
Tools: FFmpeg (decode), Windows SDK (encode)
Media Players: foobar2000, VLC, Winamp, AIMP, Roon
DAWs: Limited (convert to WAV for editing)
Mobile: Android (Poweramp, USB Audio Player Pro)
Web Browsers: Not natively supported
Tools: FFmpeg, wavpack CLI, dBpoweramp, EAC

Why Convert WMA to WV?

Converting WMA to WV liberates your audio from Microsoft's proprietary format and stores it losslessly in WavPack's open-source container. WMA was once ubiquitous on Windows platforms but has been largely abandoned by Microsoft in favor of AAC. Converting to WavPack ensures your music collection remains accessible regardless of future Windows platform changes.

WMA files are poorly supported outside the Windows ecosystem — macOS, Linux, iOS, and many Android media players have limited or no WMA support. WavPack, as an open format, is supported by foobar2000, VLC, AIMP, Roon, and numerous audiophile players across all operating systems. Converting from WMA to WV immediately broadens your playback options.

Many users accumulated large WMA music libraries during the Windows Media Player era of the early 2000s. These collections often represent years of CD ripping and digital purchases. Converting to WavPack preserves the decoded audio losslessly, adds error detection for long-term integrity, and provides rich APEv2 metadata that surpasses WMA's ASF tagging capabilities.

The transition from a proprietary closed format to an open-source one is important for long-term preservation. Microsoft has shown willingness to deprecate WMA support — Windows 11 initially dropped WMA creation from Windows Media Player. WavPack's BSD license guarantees that decoders will always be freely available, ensuring your audio remains readable for decades.

Key Benefits of Converting WMA to WV:

  • Escape Vendor Lock-in: Move from proprietary Microsoft to open-source BSD
  • Cross-Platform: Play on macOS, Linux, iOS, and Android with WV support
  • Lossless Storage: Decoded WMA audio preserved without further degradation
  • Error Detection: Built-in integrity verification WMA files lack
  • Rich Metadata: APEv2 tags superior to WMA's ASF metadata
  • Future-Proof: Open format survives Microsoft platform deprecations
  • Hybrid Mode: Create portable + archival copies from decoded WMA

Practical Examples

Example 1: Migrating a Windows Media Player Library

Scenario: A user has 10+ years of music ripped with Windows Media Player as WMA files and is switching to a cross-platform setup with foobar2000. They need all tracks in an open lossless format.

Source: wmp_library/ (4,500 WMA files, 192 kbps, 35 GB)
Conversion: WMA → WV (lossless)
Result: wmp_library/ (4,500 WV files, 135 GB)

Workflow:
1. Batch upload WMA files for conversion
2. Decoded WMA audio preserved losslessly in WV
3. WMA metadata (artist, album, track) transfers to APEv2
4. Import into foobar2000 on Windows/Linux
5. Delete old WMA files after verification

Example 2: Preserving Legacy Digital Purchases

Scenario: A collector has digital music purchases from early 2000s Windows-based stores in WMA format and wants to preserve them in an open archival format before Microsoft potentially drops WMA support entirely.

Source: digital_purchases/ (280 WMA tracks, mixed bitrates, 2.1 GB)
Conversion: WMA → WV (lossless)
Result: digital_purchases/ (280 WV files, 8.5 GB)

Preservation benefits:
✓ Open format immune to Microsoft deprecation
✓ Decoded audio preserved at maximum quality
✓ APEv2 tags for complete purchase metadata
✓ Error detection for long-term integrity
✓ Playable on any platform with VLC or foobar2000

Example 3: Converting WMA Lossless to WavPack

Scenario: An audiophile used WMA Lossless (Microsoft's lossless codec) for CD ripping in Windows Media Player and wants to migrate to an open-source lossless format with broader player support.

Source: lossless_rips/ (600 WMA Lossless tracks, 16-bit/44.1 kHz, 95 GB)
Conversion: WMA Lossless → WV (lossless-to-lossless)
Result: lossless_rips/ (600 WV files, 58 GB)

Migration advantages:
✓ True lossless-to-lossless — zero quality change
✓ 38% smaller than WMA Lossless (better compression)
✓ Open-source format with active development
✓ Hybrid mode option unavailable in WMA Lossless
✓ Roon and audiophile players prefer WavPack over WMA

Frequently Asked Questions (FAQ)

Q: Can I convert DRM-protected WMA files?

A: No — DRM-protected WMA files (common from early digital stores and subscription services) cannot be converted directly. The DRM encryption prevents decoding without proper license keys. Only DRM-free WMA files can be processed. Microsoft's discontinued PlaysForSure DRM may have made some purchased files permanently locked.

Q: Is WMA Standard lossy or lossless?

A: WMA Standard (the most common variant) is lossy, similar to MP3. WMA Lossless is a separate codec that provides true lossless compression. WMA Pro is an enhanced lossy codec with surround support. Our converter handles all DRM-free WMA variants, preserving the decoded audio losslessly in WavPack regardless of source codec.

Q: Will converting WMA to WV improve audio quality?

A: For WMA Standard (lossy): no improvement — the WV file preserves the decoded WMA audio as-is. For WMA Lossless: the conversion is a true lossless-to-lossless transcode with identical audio quality. In both cases, the key benefit is moving to an open format with better software support and long-term accessibility.

Q: Why is the WV file so much larger than WMA?

A: WMA Standard compresses audio lossy at ratios similar to MP3 (roughly 10:1). WavPack lossless stores the complete decoded audio, resulting in files 3-5 times larger than lossy WMA. If your source was WMA Lossless, the WV file will actually be smaller due to WavPack's superior lossless compression.

Q: Will my WMA metadata and album art transfer?

A: Yes — standard WMA/ASF metadata fields (title, artist, album, track number, genre) transfer to WavPack's APEv2 tags. Embedded album art also transfers. Some WMA-specific or Windows Media Player-specific metadata (like auto-ratings or WMP-internal fields) may not have APEv2 equivalents.

Q: Is WMA still being developed by Microsoft?

A: WMA receives minimal development from Microsoft — the focus has shifted to AAC and other modern codecs. Windows 11 has reduced WMA support in some areas. This makes converting to an actively maintained open format like WavPack a prudent preservation strategy for WMA music libraries.

Q: Can I play WV files in Windows Media Player?

A: Windows Media Player does not natively support WavPack. Use foobar2000, VLC, AIMP, or Winamp instead — all support WV playback on Windows. Foobar2000 is particularly popular among audiophiles for its native WavPack support and advanced library management features.

Q: Should I convert WMA to WV or FLAC?

A: Both are excellent open-source lossless formats. FLAC has broader device support (native Android, streaming services) and is more widely known. WavPack offers hybrid mode, DSD support, and higher channel limits. For migrating a WMA library with maximum compatibility, FLAC may be preferred. For audiophile features and hybrid mode, choose WavPack.