Convert WTV to AIFF — Free Online Converter
Convert Windows TV (.wtv) to Audio Interchange File Format (.aiff) online for free. Fast, secure video conversion with no watermarks or registration....
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How to Convert
Upload your .wtv 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 .aiff file when it's ready.
About WTV to AIFF Conversion
WTV (Windows TV) is the DVR recording container from Microsoft's Windows Media Center, storing broadcast television as MPEG-2 or H.264 video with AC3 or AAC audio alongside EPG metadata (program title, description, channel, ratings, recording time). The NTFS-like internal structure supports multiple streams within a single file. AIFF (Audio Interchange File Format) is Apple's uncompressed audio standard, storing raw PCM samples at full quality — commonly used in professional music production and audio mastering on macOS.
With Windows Media Center removed from Windows 10 and no successor application, WTV files represent a closed chapter of Microsoft's living room strategy. Yet personal archives contain irreplaceable TV recordings — live concerts, sporting events, holiday specials — that deserve preservation in modern, accessible formats.
Why Convert WTV to AIFF?
Converting WTV to AIFF extracts broadcast audio into an uncompressed, lossless format suitable for professional audio work. This is essential when the TV recording contains audio that needs further editing, processing, or mastering — such as concert performances, live music broadcasts, or spoken-word content intended for podcast production.
AIFF files integrate seamlessly with macOS-based audio workflows (Logic Pro, GarageBand, Final Cut Pro) and maintain exact audio fidelity from the decoded broadcast stream. While the files are larger than compressed formats, they serve as perfect masters for subsequent editing and distribution.
Common Use Cases
- Extracting live concert audio from WTV TV recordings for professional music archival and mastering
- Pulling broadcast audio into Logic Pro or GarageBand for editing and podcast production
- Creating uncompressed audio masters from TV recordings before applying processing or effects
- Archiving spoken-word TV content (interviews, lectures) at full fidelity for institutional preservation
- Migrating Windows Media Center audio content into a macOS-native format for Apple ecosystem workflows
How It Works
FFmpeg demuxes the WTV container and decodes the audio stream — AC3 (Dolby Digital) at 192-384 kbps or AAC at 128-256 kbps from the broadcast source. The decoded PCM audio is written into the AIFF container at 16-bit/44.1 kHz (CD quality) or 16-bit/48 kHz (broadcast standard). Multi-channel 5.1 AC3 is typically downmixed to stereo unless the target workflow requires surround. The video stream and all EPG metadata are discarded.
Quality & Performance
The output AIFF represents the full decoded quality of the broadcast audio — there is no additional loss in the WTV-to-AIFF conversion since AIFF stores uncompressed PCM. However, the source audio was already lossy (AC3 at 192-384 kbps or AAC at 128-256 kbps), so the AIFF captures whatever quality the original broadcast provided. For typical TV broadcasts, this is good stereo quality suitable for further editing.
Device Compatibility
| Device | WTV | AIFF |
|---|---|---|
| Windows PC | Partial | Partial |
| macOS | Partial | Partial |
| iPhone/iPad | Partial | Partial |
| Android | Partial | Partial |
| Linux | Partial | Partial |
| Web Browser | No | No |
Recommended Settings by Platform
YouTube
Resolution: 1920x1080
Bitrate: 8-12 Mbps
H.264 recommended for fast processing
Resolution: 1080x1080
Bitrate: 3.5 Mbps
Square or 9:16 for Reels
TikTok
Resolution: 1080x1920
Bitrate: 4 Mbps
9:16 vertical, under 60s ideal
Twitter/X
Resolution: 1280x720
Bitrate: 5 Mbps
Under 140s, 512MB max
Resolution: 960x540
Bitrate: 2 Mbps
16MB limit for standard, 64MB for document
Discord
Resolution: 1280x720
Bitrate: 4 Mbps
8MB free, 50MB Nitro
Tips for Best Results
- 1Use 48 kHz sample rate to match the broadcast audio standard — 44.1 kHz is CD standard and may require unnecessary resampling
- 2Request stereo downmix for music editing, or preserve 5.1 channels for film-style surround work in Logic Pro or Pro Tools
- 3Trim to precise timestamps to extract only the program content, avoiding commercial breaks and pre/post-roll padding
- 4Label the output files with the program title and recording date since WTV EPG metadata is lost during conversion
- 5Use AIFF as a lossless intermediate if you plan to encode to multiple lossy formats (MP3, AAC, OGG) afterward — encode from the AIFF master each time
WTV to AIFF extraction produces uncompressed audio masters from Windows Media Center TV recordings, ideal for professional editing, macOS-based workflows, and archival preservation of broadcast audio content.