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ConvertAnyVideo

MTS to M4V Converter

Convert MTS videos to M4V in seconds. Change resolution, quality and frame rate if you like — all in your browser.

or drop files here

Up to 1 GB per file · Files never leave your device

  • 100% free
  • No sign-up
  • No upload — private
  • No watermark

How to convert MTS to M4V

  1. Add your MTS files

    Click “Choose Files” or drag and drop your MTS videos onto this page.

  2. M4V is selected

    The output is already set to M4V. Open Advanced settings if you want to change the quality, resolution or length.

  3. Convert and download

    Click Convert. Your M4V file is ready in moments — nothing is uploaded.

About the formats

MTS

AVCHD Video

MTS (AVCHD) is recorded by many Sony and Panasonic camcorders. It is high quality but not supported by many players and phones.

M4V

iTunes Video

M4V is Apple’s variant of MP4 used by iTunes and the Apple TV app. It plays on iPhone, iPad, Mac and Apple TV.

Frequently asked questions

How do I convert MTS to M4V?

Click “Choose Files” and select your MTS file (or drag it onto the page). M4V is already selected as the output, so just click Convert and download your M4V file when it’s ready.

Will I lose quality converting MTS to M4V?

When the video inside your MTS file is compatible with M4V, it is copied without re-encoding, so there is no quality loss at all. Otherwise it is re-encoded at high quality. You can pick the quality yourself in Advanced settings.

Is it safe to convert MTS files here?

Yes. Conversion runs inside your own web browser, so your files are never uploaded to our servers or anyone else’s. Nobody can see them, and nothing is stored after you close the tab.

Is the MTS to M4V converter free?

Yes, it’s completely free. There’s no sign-up, no watermark and no limit on how many files you convert. Each file can be up to 1 GB.

Can I convert several MTS files at once?

Yes. Add as many MTS files as you like and convert them in one go, then download them one by one or together as a ZIP file.

Convert MTS to other formats

Convert other formats to M4V