M4V to MKV Converter

Convert M4V files to MKV in seconds. Fast, secure, and completely private. No signups, no fees, no hidden restrictions.

Local processingNo uploadsFree forever
Press Ctrl+D to bookmark.

Why choose VidBee

Fast, private, and reliable M4V to MKV conversion.

Privacy-first

No uploads or cloud processing. Everything stays on your device.

Batch processing

Convert up to 10 files at once (max 2 GB each). Save time by processing multiple videos in one go.

Professional quality

Get the same high-quality results as professional video tools.

All devices supported

Works in your browser across platforms, so you can convert without installing software.

No installs

Just open the page and convert. No apps or signups required.

Completely free

No signups, no fees, no hidden restrictions. Use it as much as you want, forever.

How it works

Three quick steps to get your mkv.

  1. 1

    Open the converter

    The converter is ready to use immediately. No setup required.

  2. 2

    Select your m4v

    Choose the m4v file you want to convert to mkv.

  3. 3

    Convert and download

    Generate the mkv instantly and save it to your device.

What is M4V and MKV

Understanding the formats you're working with.

  • What is M4V

    M4V is a video container closely related to MP4, often used by Apple devices and media players.

  • What is MKV

    MKV (Matroska) is a flexible video container that can hold multiple audio and subtitle tracks. It's popular for high-quality video and archiving.

M4V to Other Formats

M4V -> MP4 M4V -> WEBM M4V -> MOV M4V -> AVI M4V -> 3GP M4V -> FLV M4V -> TS M4V -> GIF M4V -> MP3 M4V -> M4A M4V -> WAV

Other Formats to MKV

MP4 -> MKV WEBM -> MKV MOV -> MKV AVI -> MKV 3GP -> MKV FLV -> MKV TS -> MKV

FAQ

Answers to the most common M4V to MKV questions.

No. Your file stays on your device. The conversion happens entirely in your browser.

Modern desktop browsers like Chrome, Edge, and Firefox work best for the best conversion experience.

Yes, but larger files will take longer and use more memory.

No. Exports are clean and stay watermark-free.

Yes. The web app runs well on iOS Safari and Android Chrome.

The free version supports files up to 2 GB each.

Most videos finish in under a minute, but speed depends on your device.

Need more than M4V to MKV?

Download VidBee to batch download and manage videos across 1000+ platforms.

Download VidBee View releases