Convert TS to AVI — Free Online Converter
Convert MPEG Transport Stream (.ts) to Audio Video Interleave (.avi) online for free. Fast, secure video conversion with no watermarks or registration...
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Upload your .ts 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 .avi file when it's ready.
About TS to AVI Conversion
MPEG Transport Stream is the backbone of digital broadcasting, using 188-byte packet multiplexing with PID-based stream identification to carry video, audio, and data over unreliable transmission channels. Converting TS to AVI repackages this content into Microsoft's Audio Video Interleave container — one of the oldest and most universally recognized video formats, dating back to Video for Windows in 1992.
Why Convert TS to AVI?
AVI remains widely supported in legacy media ecosystems — older Windows PCs, embedded industrial players, car infotainment systems, and certain hardware media players expect AVI files. If you need to play broadcast recordings on systems that predate MP4 and MKV support, AVI is the reliable fallback format.
Common Use Cases
- Playing TV recordings on older Windows XP/Vista media players that handle AVI natively
- Loading broadcast captures onto car entertainment systems that only read AVI from USB drives
- Importing IPTV recordings into legacy video editing software that requires AVI input
- Distributing TV recordings to industrial displays or digital signage systems expecting AVI
- Archiving broadcast content in a format readable by virtually any media player ever made
How It Works
The converter demuxes the TS container, removing broadcast-specific tables (PAT, PMT, SDT) and null padding packets. Video is transcoded from MPEG-2 or H.264 to MPEG-4 ASP (DivX/Xvid compatible) or kept as H.264 depending on target compatibility needs. Audio is encoded as MP3 or PCM within the AVI interleaved structure. AVI uses a simple RIFF-based chunk format with an index (idx1) at the end for seeking.
Quality & Performance
With MPEG-4 ASP encoding at comparable bitrates, quality is slightly below the H.264 source due to the older codec's lower compression efficiency. At 4-8 Mbps, the output is visually good for SD and acceptable for HD content. H.264-in-AVI preserves the original quality but reduces player compatibility.
Device Compatibility
| Device | TS | AVI |
|---|---|---|
| Windows PC | Partial | Native |
| 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 MPEG-4 ASP (Xvid profile) if your target device is a legacy hardware player for maximum compatibility
- 2Choose MP3 audio at 192 kbps for a good balance of quality and compatibility in AVI
- 3For files over 2 GB, verify your target player supports AVI 2.0 (OpenDML) — some very old players do not
- 4If the TS source is H.264, try remuxing to AVI first without re-encoding — this is fastest but may not play on all AVI players
- 5Consider MKV instead of AVI for modern use cases — it supports all the same codecs with better features
Related Conversions
TS to AVI conversion is the right choice when backward compatibility with legacy systems takes priority over file size efficiency or modern codec features.