As the world's largest video website, YouTube has a large number of users browsing the YouTube videos every day, and when users browse YouTube videos, they may like the background music in the video and want to use it as a mobile phone ringtone, or like the dubbing in the video, and want to save it as a material. That's why people want to convert YouTube to AAC.

Image board: 3 Best YouTube to AAC Converter
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Part 1. 3 Best YouTube to AAC Converter
1.ClipConverter
ClipConverter is an online video converter that supports converting YouTube to AAC and other formats like MP3, M4V, MP4, 3GP, MOV, MKV, AVI, etc. It allows users to download almost any audio or video from any website like YouTube, Vimeo, Facebook and more. Just copy and paste your YouTube URL here and click Continue to start converting YouTube to AAC format.

Image Board: How to Convert YouTube to AAC with ClipConverter
Quick Tips:
2.Wondershare UniConverter
Wondershare UniConverter is an ultimate file converter that works seamlessly on both Windows and Mac computer. It lets you convert YouTube to AAC without quality loss and you can convert it to other 1000+ formats. It offers a built-in editor to trim, cut, crop, add effects, add watermark to files and more.
Step 1. Download and install UniConverter to your computer and run it. Select Downloader from the left side > copy the YouTube URL that you wan to convert > choose AAC format > click on the top left corner and it will paste your URL here.

Image Board: How to Convert YouTube to AAC with UniConverter - Step 1
Step 2. Then it will analyse your YouTube video immediately and start to convert YouTube to AAC format quickly. Click Open button to check it on your system location.

Image Board: How to Convert YouTube to AAC with UniConverter - Step 2
3.Aimersoft iMusic
As a professional music managing tool, Aimersoft iMusic enables to transfer music between iOS devices and iTunes, between Android devices and iTunes, between iOS devices and iOS devices, and between iPhone/Android and Windows/Mac computer. It supports converting videos from popular sites like YouTube, Spotify, SoundCloud, Vevo, Vimeo, Dailymotion, Facebook, BBC, MTV and more. Just download it and have a trial!

Image Board: How to Convert YouTube to AAC with Aimersoft iMusic
Part 2. How to Edit YouTube Video Online
Besides, you may also edit your YouTube video to polish it better for sharing or social media uploading. To edit YouTube video online easily, FlexClip editor is right for you. It's able to add music to video, add text to video, speed up video, split, trim, change aspect ratio, merge, add filter and more.
Step 1. Open FlexClip editor on your browser and click Start from Scratch to upload your YouTube videos.

Image Board: How to Edit YouTube Video Online for Free - Step 1
Step 2. Then click Local Files to upload your files here. Then you can edit your MP4 video online easily like add music, add text, speed up, add filter, add watermark, split, trim, add overlay, change aspect ratio and more.

Image Board: How to Edit YouTube Video Online for Free - Step 2
Part 3. How to Make A Video for YouTube
What if you want to make a video for YouTube? FlexClip is also a video maker that offers a lot of video templates for users to customize. You can make a video about promotion, birthday, food, party, school, activity, music, wedding and more. Let's check the steps below:
Step 1. Open FlexClip video maker on your browser and click Create by Templates to start.

Image Board:How to Make A Video for YouTube - Step 1
Step 2. Then you'll see all templates here and you can choose a category from the left side bar.

Image Board: How to Make A Video for YouTube - Step 2
Step 3. Then you can edit this video template online like add filter, add music, adjust brightness, add text, split, speed up, etc.

Image Board: How to Make A Video for YouTube - Step 3
Tips: You can also choose a video template and customize it online:


The Bottom Line
That's all about how to Convert YouTube to AAC with these 3 best YouTube to AAC converter, and you can also rely on FlexClip to edit your YouTube video online or make a video for YouTube and other social media applications. Just get this online tool and give it a try!