MTS viewer
To open an MTS file, drop it in the box below. It opens straight away, even with no extension or the wrong one. Your browser opens it on your device: nothing is uploaded.
What you see
| MTS in the viewer | |
|---|---|
| Picture | H.264, copied as it is |
| Sound | AC-3 or LPCM: AC-3 kept in a converted MP4 |
| Details | Codecs, size, frame rate, length |
| Next | Convert to MP4 (no re-encoding) |
| Extensions | .mts, .m2ts |
| Upload | None: opened on your device |
What is an MTS file?
MTS and M2TS are the video files of AVCHD camcorders (Sony, Panasonic, Canon) and Blu-ray discs: an MPEG transport stream with a time code before every packet.
The video in your browser’s player, from an MP4 copy made on your device without re-encoding. Camcorder sound is usually AC-3, which browsers can’t play: the copy then plays silently, and Details names the sound.
How to open an MTS file
- Add your MTS. Drop the file in the box, choose it or paste it.
- Look at it. The video in your browser’s player, from an MP4 copy made on your device without re-encoding. Camcorder sound is usually AC-3, which browsers can’t play: the copy then plays silently, and Details names the sound.
- Take it further. Open in hands it, in a new tab, to File converter or Batch.
Questions
Convert copies the H.264 picture and the AC-3 sound into an MP4 as they are, in seconds. TVs, iPhones and Windows play it.
Camcorders record AC-3 sound, which Chrome and Firefox can’t decode. The converted MP4 keeps it for other players.
No. The viewer runs in your browser and opens the file on your device. Nothing is sent anywhere.