[2025] 6 款最佳免费 YouTube 视频下载器

YouTube will never let you feel bored of its awesome content you will never run out – if you have smooth Internet. However, there are times when you are on the Internet or vexed at the nagging buffering icons. So you need a YouTube video downloader to download the YouTube videos in advance. But how do you choose the best YouTube video downloader? In this post, we pick the 6 best YouTube video downloaders and review them from different perspectives.

Top 1. Online Video Downloader – the Best YouTube Video Downloader

在线视频下载器 is a powerful YouTube video downloader that allows users to download YouTube videos with high video/audio quality in simple steps and at rapid speed. As you can see, it covers almost all the perspectives of being a useful YouTube video downloader. The star feature of this downloader is that it can download YouTube playlists with clicks instead of downloading them one by one.

Besides, Online Video Downloader can download YouTube videos with subtitles so that you can have better enjoyment. It’s available on Windows & Mac.

免费下载 免费下载

优点：

• Supports various video/audio output formats
• Supports over 10000 video websites for downloading videos
• Download videos at a rapid speed
• Simple download steps and a clean user interface
• Keep original video and audio quality

缺点：

• Not Free but cost-effective price compared to other video downloaders

Top 2. YT1s – Free Online YouTube Video Downloader

YT1s is an online website to convert YouTube videos to MP4 or MP3. The first impression of this website is its clean and clear interface without ads. This website allows users to download YouTube videos without limitations and for free. However, this YouTube video downloader doesn’t support 4K for video and 320kbps for audio. If you have high requirements for video/audio quality, this one may not be your choice.

优点：

• Clean interface for download
• No watermark on the output video
• Free to download YouTube video
• Support to download YouTube videos on Android/iOS

缺点：

• Don’t support 4K video and 320kbps audio download
• Support MP4, 3GP, and MP3 only.
• Can’t download YouTube Playlist and YouTube subtitle

Top 3. iTubeGo – YouTube Downloader

iTubeGo YouTube 下载器 is also free for users to download videos from YouTube. It supports MP4, MP3, and 3GP video and audio formats. Like other YouTube video downloaders reviewed in this article, you need to copy and paste the video link into it.

免费试用 免费试用

优点：

• Download the YouTube video for free
• Easy download steps
• It can be used on Win and Mac

Top 4. ByClick Downloader – Popular Video Downloader

ByClick 下载器 is also a popular video downloader available in the market. It can download YouTube videos with high quality. This program supports MP4, FLV, WebM, WMV, and MKV for video. Not so much but enough to use. It can also download private videos and channels but you need to make sure not to breach any copyright rules.

免费试用

优点：

• Download YouTube Video in high-quality
• Provide free version but just parts of functions
• Download by video name
• Ads-free

缺点：

• Windows only
• Low download speed

Top 5. 4K Video Downloader – Download Video from YouTube Easily

4K视频下载器 works well for downloading YouTube videos. This video downloader supports Windows, Mac, and Linux. It supports downloading any type of YouTube playlist with/without subtitles. You can also extract audio from YouTube videos into MP3 for offline entertainment. It provides a free trial version but there are some limitations on download numbers and video type.

免费下载 免费下载

优点：

• Download YouTube videos with high quality (Premium version)
• A smart mode to download YouTube videos
• Provide a free trial version but not every YouTube video can be downloaded

缺点：

• Low installation speed
• Ａ “Restart” button after downloading my lead to power off by mistake
• Take a long time to analyze the YouTube video link

Top 6. aTube Catcher – Completely Free YouTube Downloader

If you are looking for a free YouTube video downloader, aTube Catcher may suit you. It’s free. This application provides powerful feature lists like HD video downloaders, video converters, screen recording, and so on. It allows users to download videos in various formats. But you must pay attention to the fact that this program may download with malware.

优点：

• Download YouTube Videos for free
• Support Various Video Formats
• Powerful feature list

缺点：

• Download with malware

Now you can have a clear view of the 6 best YouTube video downloaders online or desktop. Each of them has its pros & cons and you can select one of them according to your needs. But for the performance we review today, I will choose 在线视频下载器 . If you have better choices, you can recommend them below.

免费下载 免费下载