As one of the most popular video sharing websites around the world, YouTube provides worldwide people with videos in different categories like sport, music, movies, talk shows, etc. You could watch and download various kinds of videos on YouTube. The problem is that most videos on YouTube are in FLV format. This format is not convenient for people to watch YouTube videos on portable devices like iPhone, Surface, etc. Therefore, there has been need for FLV YouTube downloader that could download FLV YouTube videos to computer. This guide would offer you multiple solutions on how to download YouTube videos in FLV format online and how to download FLV YouTube videos with FLV YouTube downloader.

Part 1: Extended Knowledge about FLV Format and YouTube

Standing for Flash Video, a file with the FLV file extension is a file that uses Adobe Flash Player or Adobe Air to transmit video/audio over the internet.

Flash Video has long been the standard video format used by nearly all embedded video on the internet including the videos found on YouTube, Hulu, and many more websites. However, many streaming services have dropped Flash in favor of HTML5.

To play FLV files, you could turn to media players like Flash Player, FLV Player, VLC, etc. You could make use of these FLV playback tools to play back FLV files on either Windows or Mac platform.

Extended Knowledge about FLV Format and YouTube

As to YouTube, we all know that it’s the biggest and most popular video sharing website in the world. It allows you to upload, view, rate, share, add to favorites, report, comment on videos, and subscribe to other users. It provides video clips, TV show clips, music videos, short and documentary films, audio recordings, movie trailers, live streams, and other content such as video blogging, short original videos, and educational videos. You could watch almost all latest videos on it.

Part 2: The Best FLV YouTube Downloader – Leawo Video Downloader

What should you need for downloading YouTube FLV videos? We would like to recommend you Leawo Video Downloader, a professional online video downloader program that could download video from 1000+ sites. It’s originally designed for YouTube FLV downloading only, and now has been extended to downloading FLV videos from 1000+ sites. It could perform as FLV YouTube downloader and YouTube to FLV downloader, by listing the same video in different formats and resolutions for you to download.

Download and install this video downloader program on your computer and then launch it. Follow the below steps to learn how to download FLV YouTube videos to computer.

Step 1: Set output directory

Click the wheel icon on the top-right corner and then navigate to the “Downloader” tab to set output directory in the “Save videos to” box. Make sure the target drive has enough storage space.

 Set downloading path

Step 2: Find target video

Click the “Video Downloader” module on the home interface to enter the “Download” interface. You could then search target FLV video via the internal browser or directly copy and paste the video URL from YouTube to this browser.

 Find target video

Step 3: Choose proper video to download

On the right sidebar, Leawo Video Downloader would list target videos in different resolutions, formats and quality for you to choose. Select the one you want to download and click the download icon.

Choose  proper video to download

Step 4: Download YouTube video

This FLV YouTube Downloader would start to download FLV YouTube videos to computer immediately.

Download  YouTube video

The downloading FLV YouTube videos could be viewed under the "Downloading" tab and downloaded FLV YouTube videos under the "Downloaded" tab.

Part 3: 3 Online Video Downloaders to Download FLV YouTube Videos

Some people want to download YouTube videos in FLV format online. Therefore, we've also made a selection and here we would like to list 3 free online FLV YouTube downloaders to help you download YouTube videos in FLV format online free.


FLVTO is a free online FLV YouTube downloader tool that helps you freely download FLV YouTube videos to MP3, MP4, MP4 HD, AVI, AVI HD, etc. It is an online free FLV YouTube video downloader and converter suite. If you want to download FLV YouTube videos to FLV format, this would not work.

2. is another online free FLV YouTube video downloader and converter suite. It’s more powerful than since it enables you to download FLV YouTube videos to more video and audio formats including MP3, MP4, AVI, FLV, AAC, WAV, OGG, 3GP, WEBM, etc.

3.  offers you free service to download and convert FLV YouTube videos online in simple clicks. Different thing is that you could even use this free online FLV YouTube video downloader and converter to convert local videos files to other formats.

Part 4: Leawo Video Downloader vs. Free Online MetaCafe Video Downloader

The above solutions have showed you how to download FLV YouTube video to computer with Leawo YouTube Downloader. If you want to convert downloaded FLV YouTube videos to other formats like MP4, AVI, MOV, etc. for other uses, you could make use of the “Convert” module, which is actually the Video Converter module. This video converter could help you convert video between 180+ formats, with multiple preset profiles for various devices and players like iPhone, iPad, Surface, Samsung, etc. You could use it to convert YouTube to Apple TV, make iPhone ringtones from YouTube video, convert YouTube to MP3, etc.

The below step-by-step guide would show you how to convert FLV YouTube video with Leawo Video Converter in detail.

Step 1: Add downloaded YouTube videos to “Convert” module.

If you want to add just downloaded YouTube videos to Video Converter for converting, right click the downloaded videos under the "Downloaded" tab and then choose "Add to Convert" option. If you want to add downloaded videos from local folder, click the "Convert" module and then hit the "Add Video" button to browse and import downloaded YouTube videos into this video converter.

Set WebM profile as output format

Step 2: Choose output format

Click the button next to "Add Photo" button and then choose "Change" option to enter the Profile panel. Choose a profile as output format from "Format" or "Device" group according to your needs.

edit the profile

Step 3: Set output directory

After setting output format, click the big green “Convert” button to set output directory in the popup sidebar. Set output directory in the “Save to” box. Then, click the bottom “Convert” button to start converting FLV YouTube videos.

Set output directory

When the conversion finishes, go to the folder you’ve set as output directory to get the converted FLV YouTube videos.

Leawo Video Converter not only helps you convert FLV YouTube video to other formats, but also apply some custom work, like trimming YouTube video length, cropping video size, adding image or text watermark, applying 3D effect, etc.