FreeDocumentMaker's Video Converter

Convert Video Files Instantly Online

Upload your video file and convert it into MP4, AVI, or MKV. Fast, secure, and no signup required.

Drop your file here or click to upload

Supported: MP4, AVI, MKV • Max 20MB

Looking for a Specialized Converter?

Use our Media Converter for all formats, or try the Audio Converter for MP3, WAV, AAC, FLAC, and OGG.

🌐 Try Media Converter 🎵 Try Audio Converter
Convert video files online free with Free Document Maker
Free Document Maker's Video Converter interface showing drag-and-drop video upload and format selection.

Video Converter • MP4, AVI, MKV

Convert Video Files Instantly — No Signup, No Watermark

Upload your video file and convert it to MP4, AVI, or MKV. Resize to 360p, 480p, 720p, 1080p, or 4K with just one click. Fast, secure, and works on all devices.

  • Convert Video Formats — Switch between MP4, AVI, MKV, and other major formats instantly.
  • Custom Video Sizes — Resize to 360p, 480p, 720p, 1080p, or 4K for the best balance of quality and file size.
  • No Limits, No Watermarks — Unlimited conversions, private and watermark-free.

Free online video converter – MP4, AVI, MKV, 4K support.

🎬 Use Video Converter Now

Frequently Asked Questions – Video Converter

What is the Free Document Maker Video Converter?

The Video Converter is a free browser-based tool that lets you convert videos to MP4, AVI, or MKV with optional resizing (360p, 480p, 720p, 1080p, 4K).

Do I need to download software?

No. Everything works securely in your browser — no installation, no signup, no plugins.

Which formats are supported?

Supported video formats include MP4, AVI, and MKV. You can also resize videos to 360p, 480p, 720p, 1080p, or 4K.

Is there a file size limit?

Yes. Each video file can be up to 20MB for quick and secure conversions.

Is the video converter free?

100% free, with unlimited conversions, no watermarks, and no hidden restrictions.

Are my videos private?

Yes. Your videos are processed securely, and files are automatically deleted after conversion.

How to Use the Free Doc Maker's Video Converter

Convert video files in three quick steps — no signup, no software required.

  1. 1. Upload Your Video

    Drag and drop your video file or click to select. Supported: MP4, AVI, MKV (max 20MB).

  2. 2. Choose Format & Size

    Select your target format (MP4, AVI, MKV) and pick a resolution — 360p, 480p, 720p, 1080p, or 4K.

  3. 3. Convert & Download

    Click Convert Now. Your converted video will be ready to download instantly.