[Free Download] Convert AAC to AC3 on Windows/Mac/Online

Find concrete ways to convert AAC to AC3 on Windows, Mac, and via online apps. Also, find out what drives users to AC3 files like overall reduced size and improved lossy compression.

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Jane Zhou

Updated on Nov 03, 2023

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The Advanced Audio Coding (AAC) file format was launched as a successor of MP3 files. Apple's iTunes, other digital audio and music data use the AAC audio container for file storage. It is widely recognized both by the IEC and ISO as a standard for MPEG video streams. Even though you can easily stream music from iTunes, YouTube, and other portable players, some devices can't decode AAC directly when you play MP4 or MKV video. It will either show a video without sound.

A quick resolution is to convert AAC to AC3 file format. The Dolby Digital audio codec, AC3, is an all-inclusive, file extension that can operate sound frequency from 20 to 20,000Hz. Meaning it can produce unique and diverse sound effects. Besides audio, AC3 file formats are used for other applications like Blue-ray discs, HDTV broadcast, game consoles, etc. Also, it's highly accepted as the standard for DVD media being that it is a compressed file with powerful sound effects.

How to Convert AAC to AC3 on Windows 10

You can use a renowned AAC to AC3 converter on your Windows computer. EaseUS Video Converter comes in handy to support batch conversion of your AAC files to AC3 format. It lets you select the output format and your desired resolution.

Its intuitive and simple interface is a plus when it comes to editing the parameters like codec, sample rate, and resolution, among others. Also, the speed is wanting, managing up to 30X rate to produce 4K quality videos.

Key Features:

  • Convert AAC files to AC3 files in simple steps
  • Edit parameters for optimum video quality
  • Best MP3 converter for PC
  • Offer lossless sound quality of the converted video files
  • Support batch conversion, enabling you to convert several files in a short time

Start converting AAC files to AC3 on Windows!

Guide on converting AAC files to AC3:

Step 1. Download and launch this program. Next, select the "Audio Converter" option from the left sidebar for audio conversion, and click "Choose Files" to import the audio file.

Add media files

Step 2. Click the gear icon to select your output audio format at the bottom. Besides, you can change the saving path, enable the high-speed conversion, GPU acceleration, or merging functions if needed here.

Choose format

Step 3. You can click the "Edit" button to change the file name, bitrate, sample rate, and other settings for your output file.

Adjust settings

Step 4. Once done, you can click the "Convert" or "Convert All" button to begin your audio conversion.

Start conversion

How to Convert AAC to AC3 on Mac

It's hard to find a converter on Mac. You can convert AAC files to AC3 on Mac with FreeFileConvert, which is an easy-to-use tool that converts files in both Windows and Mac devices. It's accessiable to open this online service with your browser. It also supports the conversion of your video to other file formats like MP3, FLAC, WAV, etc. 

When using this online service, you can import files from the cloud, like Google Drive and Dropbox. 

freefileconvert for aac to ac3

Here is the process to convert AAC files to AC3 with FreeFileConvert:

Step 1. Open FreeFileConvert with your browser. Click "Add" to upload your source AAC files.

Step 2. Next, click on the "Format" bar then select "AC3" format in the profile file list.

Step 3. Customize the Profile Settings like codec, bitrate, frame rate, etc. Finally, click "Convert" to convert to AC3 format.

How to Convert AAC to AC3 Online

It's also possible to convert your files without the installation of any app on your device. Online video converters are at your disposal to offer AC3 file formats in a few steps. Try these two converters.


CloudConvert is an online converter tool that supports the conversion of AAC files to AC3 format without losing the original file quality. You can select the AAC file to be converted from your computer, Dropbox, OneDrive, etc. Besides, you can also customize the audio quality and file size before conversion.

This online service emphasizes data security and is assured that your files won't leak to other sources.

cloudconvert for aac to ac3

Follow these steps to convert AAC to AC3 format:

Step 1. Sign up for the CloudConvert service and log into your account.

Step 2. Then upload your files to the portal by clicking the "Select File" button. CloudConvert will give you a list of file types that it can convert to. Choose AAC from "Convert" to AC3 format as the format to be converted to.

Step 3. Click "Start conversion" and the file will be converted and. Send a destination of your choice. It can be Google Drive, DropBox, your computer folder, etc.


AnyConv is our next AAC to AC3 converter that frees for use online. It boasts of a faster conversion rate, managing up to 60 files per hour. It will handle your file conversion online of up to 50MB files. This file will give you lossless file quality and manage 3D models. Use it for batch conversion of AAC to AC3 files online on various operating system devices like Windows, iPhone, Android, Mac, among others.

aac to ac3 anyconv

Check the steps below to convert your files to AC3 format:

Step 1. Firstly, visit the AnyConv site page and then click "Choose File". Next load the AAC files you need for conversion from your computer or the Cloud, like DropBox. Alternatively, drag and drop the AAC files to the upload area.

Step 2. Then click "Convert" to start the conversion of your files to AC3 format. Also, choose the destination location to save your files once the conversion process is completed.

Step 3. Finally, download your AC3 files to the destination of choice.


In the quest to convert AAC to AC3, these tools are quick in action. Likewise, you can convert your files online with CloudConvert or AnyConv for AAC to AC3 conversion. And for Windows operating system, EaseUS Video Converter is a great option when it comes to effortlessly converting AAC to AC3 file format. 

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