Some people may find it a bit inconvenient that DMM DCV files can only be played on specialized players, but by converting DCV files to MP4, you will be able to easily migrate your videos.

Converting DCV files may be a bit difficult even for first-time users, but don't worry. This article includes special techniques and recommended tools for Windows and MAC! By learning the techniques taught by professionals, you will be able to reduce the stress of converting DCV files to MP4.

About downloading DCV files

What is DCV All About?

The file extension ".dcv" (Digital Compact Video) is the file format used by DriveCrypt, a full disk encryption tool developed by SecurStar GmbH. This extension is mainly used to protect digital data (movies, music, novels, etc.) on Windows PCs.

This protection technology makes it impossible to duplicate streaming movies, novels, etc., and it is also quite difficult to record and play them back. So, how much do you know about services that use dcv to encrypt streaming video until now? Below, let's go into detail.

What Services are Using ".dcv" So ar?

As of 2025, the paid video distribution site "DMM.TV" and its adult distribution service "FANZA" use the ".dcv" extension to encrypt videos. When a user purchases and downloads a DMM video, the video is downloaded as a ".dcv" file.  To play it, the user must use the dedicated DMM Player. In Japan, this ".dcv" file is recognized as the format of the video being sold.

Free! 2 Ways to Convert DMM DCV Files to MP4!

Why Bother Converting DMM DCV Files to MP4?

Here we will explain the necessity of converting DCV files.

You need to know about is this special file format that is used by DMM.TV to enhance video security and copyright protection. Only specialized players can play downloaded videos, which precludes editing, burning to CDs or DVDs, or transferring to other devices. However, if you convert DMM.TV videos to MP4 and save them, you can greatly improve convenience and economy.

• Once converted to MP4, you can play it on your smartphone, tablet, TV, or game console as needed.
• Convert and save to MP4 or other versatile formats for importing into various editing software.
• Download DMM all-you-can-watch videos in bulk for offline playback even when traveling.
• Subscribe or cancel your Premium membership based on the release date of the videos you want to download and save money

Technique to Download & convert From DMM.TV or FANZA

Although it may not be commonly known, it is possible to convert and download DMM/FANZA DCV files to MP4 format by using certain tools. This section specifically explains how to convert videos purchased from DMM and FANZA with the ".dcv" extension to MP4 or MKV format.

This article will detail how to convert and download DMM/FANZA DCV files to MP4 for different devices by utilizing these specialized techniques.

[Windows/MAC] Best Software to Convert DCV Files to MP4

As recommended software, we introduce FlixPal DMM Downloader for both Windows and MAC. With this software, you can easily convert DCV files obtained from DMM, FANZA, etc., to MP4/MKV format.

With FlixPal, you can enjoy not only purchased content but also unlimited videos in the highest quality (1920*1080 ). High-quality videos can be viewed offline and are saved in MP4 format for smooth transfer to various devices, including iPhone, iPad, TV, and burning to DVD/CD.

Given that DMM has now been renamed to Fanza, you can also learn about Flixpal Fanza Downloader as a second option for converting FANZA video files to MP4.

• FlixPal FANZA Downloader

In addition, with FlixPal DCV Converter, you can download up to 3 videos for free. During the free usage, you can customize and download videos with unlimited length, quality, output format (MP4/MKV), subtitles, audio track, etc. Below are detailed instructions on how to download DMM videos for free using FlixPal.

You can download 3 videos for free, so try it now.

How to download and convert DMM videos with FlixPal

1. Install FlixPal DCV Converter

First of all, visit the official website of FlixPal DMM TV Downloader and click on the button "Free Trial" to download the installer to your personal device.  FlixPal will finish its installation in approximately 2 to 3 minutes.

2. After installation, click on the FlixPal icon or launch the program.

3. Go to the "VIP Service" section and sign in to your account. 

4. Browse the video you want to download and play it. Then just set up the download to your liking.

5. Click how many videos you want to download.

FlixPal DMM TV Downloader download speeds are extremely fast. It also automatically selects the optimal resolution while maintaining the quality of the downloaded file, so no storage space is wasted.

In addition, FlixPal DMM TV Downloader has an intuitive interface and is easy to operate, making it easy to handle even for beginners. It is also capable of downloading multiple videos at the same time, making it possible to process a large amount of content at once.

How to Convert DMM Videos to MP4 by Using Video Converter Pro?

Next, we will show you how to record DMM videos and save them in MP4 format with Video Converter Pro, a professional recording software for MAC users that is intuitive, easy to use, and offers video importing, converting, and versatile editing features. It is easy to use, intuitive, and provides video capture, conversion, and versatile editing features.

However, if you convert and save DMM videos using the free version of Video Converter Pro, you will see a watermark "Video Converter" in the middle of the video, so if this bothers you, please purchase the useful version.

Also, Video Converter Pro can only convert dcv filters downloaded from DMM and cannot convert streaming videos. Below are instructions on how to convert DMM videos using Video Converter Pro.

1. Launch the software and click the "Video" icon in the upper left corner.
2. Enter the DMM file you wish to convert.
3. At the bottom of the software, select an output profile. Click "+" to see more profiles.
4. Click the "RUN" button to start converting DMM download videos on your Mac.

How to Choose a Better Way to convert DMM DCV files to MP4?

Which of the two techniques introduced above is better? The following list of features should help you find out.

FAQ

How do I convert DCV videos purchased from FANZA to MP4 format?

Only DMM players can play videos purchased on FanZa due to their ".dcv" extension. Here we recommend FlixPal FANZA Downloader, software to download FANZA videos in MP4 format while removing the DRM technology applied to FANZA videos. It provides a digital experience that is one step ahead of the rest.

Can Ffmpeg convert DCV videos to MP4 format?

As it turns out, you can theoretically convert DCV videos to MP4 format with Ffmpeg, but you cannot convert DMM videos with Ffmpeg. This is because DMM is equipped with DRM (Digital Rights Management) technology, which causes the screen of videos converted and saved using Ffmpeg to be blank. If you want to convert DCV videos to MP4 format, it is better to use professional conversion software.