Convert AMR to WMA — Free Online Converter
Convert Adaptive Multi-Rate Audio (.amr) to Windows Media Audio (.wma) online for free. Fast, secure audio conversion with no watermarks or registration.
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Jak převést
Upload your .amr file by dragging it into the upload area or clicking to browse.
Choose your output settings. The default settings work great for most files.
Click Convert and download your .wma file when it's ready.
O převodu AMR na WMA
WMA (Windows Media Audio) is Microsoft's proprietary audio codec, deeply integrated into the Windows ecosystem. While WMA has been largely superseded by AAC and Opus for general use, it remains relevant for Windows-specific environments — particularly Windows Media Player, older Windows Phone devices, and corporate systems built on Microsoft's media stack. Converting AMR to WMA makes voice recordings native to Windows playback infrastructure.
Proč převádět AMR na WMA?
In Windows-centric environments where IT policies or legacy software mandate WMA format, conversion from AMR is necessary. Windows Media Player handles WMA with full metadata support, album art display, and media library integration. Some older Windows Phone and Zune devices only support WMA for downloaded audio. Corporate voicemail systems built on Microsoft Exchange may also prefer WMA attachments.
Běžné případy použití
- Play voice recordings in Windows Media Player with full library integration
- Supply audio files to a corporate system that requires WMA format
- Transfer recordings to an older Windows Phone or Zune device
- Integrate voice content with a Microsoft SharePoint media library
Jak to funguje
FFmpeg decodes the AMR audio and re-encodes it using the Windows Media Audio 2 codec (wmav2) at 64-128 kbps. The output is wrapped in an ASF (Advanced Systems Format) container with the .wma extension. The encoding settings are compatible with Windows Media Player 9 and later.
Kvalita a výkon
WMA at 64 kbps provides adequate quality for voice recordings. At this bit rate, WMA and AAC deliver comparable speech quality. WMA's Voice profile is optimized for spoken content, though the standard profile works well for AMR-sourced recordings too.
Kompatibilita zařízení
| Device | AMR | WMA |
|---|---|---|
| Windows PC | Partial | Native |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No | No |
Doporučená nastavení podle platformy
Spotify
Resolution: N/A
Bitrate: 320 kbps
OGG Vorbis preferred
Apple Music
Resolution: N/A
Bitrate: 256 kbps
AAC format required
SoundCloud
Resolution: N/A
Bitrate: 128 kbps
Lossless FLAC/WAV for best quality
Podcast
Resolution: N/A
Bitrate: 128 kbps
MP3 mono for spoken word
Tipy pro nejlepší výsledky
- 1Use WMA only when Windows compatibility is the primary requirement — MP3 or M4A is better for everything else.
- 264 kbps is sufficient for AMR-sourced voice in WMA. Higher bit rates waste space without audible improvement.
- 3Tag the WMA file with Windows Media Player's metadata fields for proper library organization.
- 4For car stereo compatibility, check the manual — many support WMA from USB drives.
Související převody
AMR to WMA conversion is appropriate for Windows-centric workflows and legacy Microsoft environments. For cross-platform use, M4A or MP3 is more practical.
AMR vs WMA
| Vlastnost | AMR | WMA |
|---|---|---|
| Celý název | Adaptive Multi-Rate Audio | Windows Media Audio |
| Přípona | .amr | .wma |
| Nejlepší pro | Speech optimized | Windows native |