If you want to download and convert YouTube videos to MP4 format, it’s important to use a tool that’s reliable and easy to use. MP4 is one of the most popular video formats out there, making it perfect for watching your favorite YouTube videos on different devices. In this guide, we’ll walk you through the Best unlimited YouTube video downloader 2025 - both online and offline options. Whether you’re looking for a free tool or a premium solution, there’s something here for everyone.

Best unlimited YouTube video downloader 2025

(1) Y2mate - Free YouTube to MP4/MP3 converter

Y2mate is a popular and user-friendly online Youtube downloader tool that lets you download and convert YouTube videos to MP4 format quickly and easily. It’s completely free to use and doesn’t require any software installation, which makes it a convenient option for people who want to save videos on the go. 

One of the best things about Y2Mate YouTube Downloader is its simple, clutter-free interface. Even if you’re not tech-savvy, you’ll find it easy to paste a YouTube link and start the conversion process in just a few clicks. The platform supports multiple resolutions, so you can choose the video quality that best suits your needs—whether you're looking for a high-definition download or a smaller file size to save space.

Key Features:

• Free to Use

• Supports Multiple Formats

• High-Quality Downloads

• Fast Conversion Speed

• Cross-Platform Compatibility

• Audio Extraction

• Browser-Based

(2) SSYouTube

SSYoutube is a straightforward and convenient web-based tool that allows you to convert and download YouTube videos to MP4 format—completely free and without the need to install any software. It’s designed to make the process as smooth and hassle-free as possible, catering to both casual users and frequent downloaders.

One of the key strengths of SSYoutube is its clean and user-friendly interface. The website is free from clutter and distractions, which makes it easy for anyone to use, regardless of technical experience. You simply paste the YouTube video URL into the input field—or, uniquely, you can even search for videos directly through the platform. That means you don’t have to switch between browser tabs, which is a nice time-saver.

Key Features:

• No Software Installation Needed

• User-Friendly Interface

• Built-In Search

• MP4 Downloads in Multiple Resolutions

• Fast Conversion

• Mobile-Friendly

• Safe and Free

(3) YTMP4:

YTMP4 is a simple and reliable Youtube to MP4 converter tool that lets you download YouTube videos and convert them to MP4 format in just a few easy steps. It also supports YouTube to MP3 conversion, offering audio quality of up to 320kbps—great for anyone who wants high-quality music or audio downloads.

One of the standout features of ytmp4.is is that after the video link is processed, you have the option to preview or play the video before downloading, which adds a helpful layer of convenience. The site has a clean, minimalistic design that makes it easy to navigate, even for first-time users.

Key Features:

• Download YouTube to MP4 upto 1080p quality.

• Fast and easy to use.

• No need to install software or login.

• Unlimited downloads.