MKV to MTS - Online Video Converter

Convert MKV to MTS online. Private, client-side - no uploadrequired. Batch conversion, quality presets, codec control.

Convert MKV to MTS

[+] Drop MKV video here or click to select MKV

Output format

MTS (H.264 / AAC)

No transcoding (remux only)[i]

Mode[i]

Simple Advanced

Quality[i]

Resolution[i]

About MKV to MTS

Convert MKV to MTS. MKV is an open container holding multiple video, audio, and subtitle tracks. MTS is the AVCHD camcorder wrapper for H.264 on flash media. Spanned clips split at 4 GB; join them before converting..

Why convert MKV to MTS?

Smaller files with MTS lossy compression.
Keep animation and transparency where supported.
Private, no upload - runs in your browser.

MKV vs MTS

Animation	Yes	Yes
Transparency	Yes	No
Compression	lossy	lossy
Typical use	MKV is an open container holding multiple video, audio, and subtitle tracks.	MTS is the AVCHD camcorder wrapper for H.264 on flash media.

When not to convert MKV to MTS

Skip MTS for archival masters: lossy compression discards detail, so keep the MKV original.
Flatten transparency first: MTS has no alpha channel, so composite MKV over a background color.

Limits

Starting point: MKV - Multi-track container for video, audio, subtitles. Only the selected tracks carry over, so pick audio and subtitles first. Spanned clips split at 4 GB; join them before converting. Encode MTS (H.264 / AAC) from MKV at a bitrate near the source, and confirm the audio track before converting.

How conversion works

Conversion runs entirely in your browser with FFmpeg WASM. Files never leave your device.

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FAQ

How do I convert MKV to MTS?

Drop your MKV file onto this page, choose quality and codec settings, then click Convert. The result downloads as MTS instantly. All processing runs in your browser.

What codec is used for MTS?

The default codec for MTS is H.264 / AAC. You can change the video and audio codec in Advanced mode.

How do you store my files?

We do not store any processed videos. All conversion happens entirely in your browser using FFmpeg WASM.