Two parts involved: 1) Convert downloaded YouTube video to MP4, 2) Download YouTube and convert to MP4.

1) Start the program that you just downloaded and click 'Add Files' to import the YouTube video files you want to convert, or simply drag the videos to the program. 2) Click on the drop-down menu on the right to bring up the format window. There are many formats for you. Find MP4 from all the options and select it as the output format. 4Media Online Video Converter for Mac is a convenient and multi-functional online video downloading and converting tool. It enables you to log on most popular online video websites, view, download and convert online videos in one step to common used SD and HD video formats on Mac. Tipard MP4 Converter for Mac is a professional Mac MP4 Converter to convert any SD and HD video formats to MP4 and HD MP4 video. It supports loading AVI, MOV, WMV, FLV, MKV, MTS, VOB, M4V, HD WMV, and HD MOV etc. And converts them to MP4 files. Or if you download some online videos, you also can convert these movies to MP4 format with ease. There is a great selection of YouTube converters out there that will let you convert YouTube video files from their native format into mp4 (h.264/mpeg-4) or something more accessible. If you happen to have a Windows or Mac computer, the Video Converter is the way you go. CASE # 1, adding source videos from Mac to App. If you are on the CONVERT surface to convert local YouTube videos to MP4, select the output format from the output format list. To select MP4 format, you can either click the VIDEO or DEVICES category. Both include MP4. As far as we know, not all MP4 video formats are supported by iPhone.

YouTube.com is one of the most popular video hosting website on the planet. It's full of interesting content and useful information. You can upload your local video clips onto the YouTube to share with you friends around the world, or embed the YouTube video on your site by using a link or by inserting HTML code. If you've ever watched a video online, there is a good chance it was a YouTube video.

However, you might already download a video (4k, 1080p, 720p, 480p) from YouTube but the file is not in the format you want to playback on a device like iPhone, iPad, or embed for a presentation, or other potential uses. Whatever the situation is, you can convert the downloaded YouTube videos to mp4 videos on Mac (or PC machine), which short for MPEG-4 Part 14 multimedia format, works everywhere on anything. Find more about how to burn downloaded TV shows onto a Blu-ray disc for watching on big TV.

Have a good YouTube to MP4 converter to convert the YouTube videos to MP4 and other formats for Mac and Windows can be pretty useful, especially if you have a large collection of downloaded YouTube videos in quality 720p, Full HD 1080p, Quad HD 1440p and Ultra HD 2160p 4k.

There is a great selection of YouTube converters out there that will let you convert YouTube video files from their native format into mp4 (h.264/mpeg-4) or something more accessible. If you happen to have a Windows or Mac computer, the Video Converter is the way you go.

for Windows | for Mac

It converts your local movies and downloaded footage from YouTube to MP4 format on both Mac and Windows, and supports exporting for other popular file formats like MOV, WMV, MKV, AVI, MPEG, H.264. It also helps users to convert video into suitable video presets for various devices.

Note: this video converter is included in an all-in-one package, which there is also a video downloading module available for you to download videos from 100+ video hosting services including YouTube.com site.

I'll start by explaining exactly about how to convert video files grabbed from YouTube into mpeg-4/h.264 MP4 video format on Mac and Windows computer.

Part 1: How to convert YouTube video to a MP4 format for Mac / PC

Stage 1 – Install the all-in-one package and open it

After you complete the installation, launch it.

The interface is pretty straightforward. You can find the 'Convert' and 'Download' functions on the top menu.

Stage 2 – Select source files

Open the local folder on your Mac or PC where saves your downloaded YouTube videos, simply drag and drop them into the middle section of the program. It should look like the screenshot below.

Or, Click the 'Add File' button on the top menu, this opens a dialog box asking you select the YouTube videos you want to convert to MP4 video format. You can even add a whole folder of YouTube files.

Tip: this YouTube to MP4 converter for Mac/PC accepts nearly any type of video & audio file as input. you can add files with extension such as *.mkv, *.vob, *.mpg, *.avi, *.mov to mp4 format.

Stage 3 – Choose the desired output profile

Next, you will need to choose the output file format you want to convert the YouTube video on the Mac or PC.

The first time you use the program, the default output profile for all of conversion will be MP4 format, so here you may do nothing. But you can still experience the full process of choosing output format.

What you need is click the 'Profile' drop-down menu on the lower left-hand side, this will display a Format selection panel. It should look like the screenshot below.

In General Video category, pick 'MP4 Video' as the output format.

Stage 3.1 – Encoding Settings (optional)

If you are an experienced user, you can click the 'Settings' next to 'Profile', then a new panel opens where there are various configuration options for the export. Here I just leave the settings to the default, which is fine enough.

Stage 3.2 – Use presets

This YouTube to MP4 converter for Mac/PC also includes a group of useful preset profiles for specific devices with minimal user interaction. It's really cconvenient for those who want to playback (YouTube) videos on a portable device.

If you device happen to appear on the list, simply click to select it.

Stage 4 – Edit the video (optional)

On the top toolbar, there is an EDIT icon available for you to enter the video editing mode (Clip, Crop, Watermark, Enhance, Effect and 3D).

It is optional, you can ignore this step.

Stage 5 – Start the conversion

With the above steps made, you're ready to begin to convert downloaded videos from YouTube to MP4 file format on Mac OS X or Windows platform, with a click of blue 'Convert' button.

The whole process of converting YouTube to MP4 on a Mac or PC will take a few minutes or hours, depending on the file size of source video, the output encoding settings, your computer's power and how many source files you are ready to process.

That is it!

You may be interested in how to burn Photos slideshows to Blu-ray on Mac & PC.

Part 2: How to get videos off YouTube and convert to MP4 file

As for downloading video from video sharing sites such as YouTube, Vimeo, Facebook, VEVO, Metacafe, Dailymotion, Break, AOL and others, there are plenty of browser extensions and applications available for you to get the job done.

For mainstream browsers like Firefox, Safari, Internet Explorer and chrome, you can go to TOOLS > ADD-ONS and search 'Video Downloader' or such kind of keywords, there will be a huge number of extensions you can find. If you have Firefox running on your computer, 'Video Download Helper' is one of the most popular extensions that enables you to grab videos from YouTube and other sites and save th

Online Youtube Converter To Mp4 For Mac