Convert TS to MP4 Online
Turn TS files into MP4 directly in your browser using ConverterUp. There is no upload, no waiting in a queue, and no account required — your files stay on your device while WebAssembly does the work locally. Adjust quality and dimensions where supported, then download the result. The output keeps the visual fidelity you'd expect from a desktop app while running entirely in the browser tab.
Convert TS to MP4 nowHow to convert TS to MP4
Open the converter
Click the button to open the TS to MP4 tool. It loads instantly — no install, no signup.
Drop your TS file
Drag your TS file into the upload area or click to browse. The file stays in your browser memory only.
Download MP4
The conversion runs locally and finishes in seconds. Click download to save the MP4 file to your device.
TS vs MP4 at a glance
Key technical differences between the two formats, so you know what to expect before converting.
| Feature | TS | MP4 |
|---|---|---|
| Type | Video container | Video container |
| Compression | Lossy | Lossy |
| Audio track | Yes | Yes |
| Common codecs | MPEG-2, H.264, HEVC, AAC, AC-3 | H.264, H.265, AV1, AAC |
| Browser support | Partial | All browsers |
| Extensions | .ts, .m2ts | .mp4 |
| MIME type | video/mp2t | video/mp4 |
| Introduced | 1995 · MPEG (ISO/IEC 13818-1) | 2003 · MPEG (ISO/IEC 14496-14) |
What changes when you convert TS to MP4
- TS and MP4 are containers. The video and audio streams are re-encoded into codecs that MP4 supports (typically H.264, H.265, AV1), so you get a file that plays reliably rather than a simple rename.
- The audio track is carried over to the MP4 file, re-encoded if needed.
- Compatibility improves: MP4 opens in more browsers, apps and operating systems than TS.
About TS
TS (MPEG transport stream) is a container designed for broadcasting and streaming. It splits video and audio into small packets so playback can recover from transmission errors.
- Best for
- Digital TV recordings, IPTV, HLS streaming segments and set-top box recordings.
- Strengths
- Robust for broadcast and streaming, supports many codecs.
- Limitations
- Larger overhead than MP4 and poor support in editors and browsers.
About MP4
MP4 (MPEG-4 Part 14) is the most widely supported video container. It typically holds H.264 or H.265 video with AAC audio and plays on virtually every phone, browser, TV and editor.
- Best for
- Sharing videos, uploading to social networks and YouTube, and playback on any device.
- Strengths
- Universal playback, good compression, streaming-friendly.
- Limitations
- Lossy codecs, so repeated re-encoding gradually reduces quality.
Frequently asked questions
Is the TS to MP4 conversion really free?
Yes. ConverterUp is fully free, with no signup, no watermarks, and no daily quota for the TS to MP4 converter. We support the project through unobtrusive ads.
Are my TS files uploaded to a server?
No. Conversion runs in your browser using WebAssembly. The TS bytes never leave your device, and we have no upload endpoint at all.
What is the maximum file size?
For TS input, the soft cap is 50 MB for images and 500 MB for video. Practical performance depends on your device's RAM.
Will the MP4 file open everywhere?
Yes. MP4 is supported by every modern browser, operating system and most apps, so it is the safe choice for sharing.
Does converting TS to MP4 keep the sound?
Yes. The audio track is kept and, if necessary, re-encoded into a codec that MP4 supports.
Related guide
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