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Wondershare UniConverter

  • Convert AC3 to MP4, WMV, MOV, MKV and 1000+ video/audio formats.
  • 90X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your WMV video files.
  • Download or record videos from 1000+ video sharing sites.
  • Burn and customize your DVD with free DVD menu templates.
  • Versatile toolbox combines screen recorder, GIF maker, fix video metadata, etc.
convert AC3 to MP4

How to Convert Music Files from AC3 to MP4

by Christine Smith • 2024-01-11 10:25:27 • Proven solutions

Nowadays, the Internet is the most popular source to find favorite songs from famous artists' movies and albums. Unfortunately, some files are available only in AC3 format on several websites. The majority of the smartphones, tablets, and other devices do not support audio files in AC3 version. Unless you use the AC3 to MP4 converter, the files will not run the mobile and other similar devices. You will not be able to hear the songs. The AC3 to MP4 converter allows users to instantly download songs on their computer and convert AC3 files to MP4 music.

Part 1. 4 AC3 to MP4 Converter Reviews

1. Wondershare UniConverter (originally Wondershare Video Converter Ultimate)

This software has a simple user interface that allows easy download and conversion of audio and video files for playing them on the set-top box or the television set. With many features and technical specifications, this converter package is the ultimate possession for the users.

Wondershare UniConverter - Best AC3 Converter for Windows / Mac (Catalina Included)

  • Convert to 1000+ formats, like AVI, MKV, MOV, MP4, etc.
  • Convert to optimized preset for almost all of the devices.
  • Support 90X faster conversion speed than any conventional converters.
  • Edit, enhance & personalize your video files.
  • Burn video to playable DVD with attractive free DVD template.
  • Support download or record videos from video sharing sites.
  • Versatile toolbox combines fixing video metadata, GIF maker,  video compressor, and screen recorder.
  • Stream your videos from Windows or Mac to other devices, including Chromecast, Roku, Apple TV, Xbox 360, or PS3.
  • Supported OS: Windows 10/8/7/XP/Vista, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6
Security Verified. 5,481,347 people have downloaded it.


  • It supports video and audio file conversion to all major formats with a 30x faster speed.
  • Video downloader function supports to enjoy stuff from the Internet offline.
  • It eases the job of burning video and audio files to DVDs etc.
  • Prompt customer support in the form of emails, FAQs, user guide resources.


  • There is a detailed user guide for an easy understanding of the various features and their accessibility, but it may be time-consuming for the user to fully understand everything.

How to Convert AC3 to MP4 Step by Step?

Before getting started, you can watch the video tutorial below to get a quick overview of AC3 to MP4 conversion.

Step 1 Open the AC3 to MP4 Converter and load AC3 files.

Download and install the AC3 converter. You may be prompted to choose from different operating systems, especially Mac and Windows. Choose the correct OS for obtaining correct software configurations on your computer. Click Add Files to import the AC3 files you want to convert. Alternatively, you can drag and drop your AC3 files to the converter.

Load AC3 files to this converter

Step 2 Select the output format as MP4 and the output folder.

You will get a wide range of format options. Since you want to convert the files to MP4, choose Video > MP4 > the resolution you want for this conversion. Also, select the output folder at the bottom of the main interface to save your MP4 file.

Select the output format as MP4 and the output folder

Step 3 Convert AC3 to MP4 and enjoy the video.

Click on the Start All button, and the action will proceed instantly. The files will automatically appear on the chosen output folder. Click the Output icon to open the folder.

Convert AC3 to MP4 and enjoy the video

2. Total Video Converter

This converter software from EffectMatrix is best suited for Mac and Windows OS users. The product allows the users to convert, download, and edit videos and enjoy multiple standard iOS and Windows devices, including iPad, iPhone, DVD, PSP, VCD, etc.

Key Features

  • Video and audio conversion compatibility for all major file formats.
  • Video downloader feature to load interesting online stuff on DVDs, Blue Ray discs, and other storage options.
  • Video editor feature.


  • Free 15 day trial available for the convenience of the customers to see and understand all the features.
  • It supports access to all major gaming video formats.
  • Video editor allows cutting and merging video clips.
  • Photo Slideshows included.
  • Faster video conversion.


  • Not suitable for Linux OS and Android Smartphone users.
  • It does not offer standard picture quality when using default conversion settings.

3. Aimersoft

This converter software is widely noted for its specialty to provide device-specific conversion output. For instance, if you are using an Android Smartphone and want to view videos and play games thereon, the Aimersoft will allow you to choose your device before proceeding for the conversion.

Key Features

  • Batch converter option to convert multiple files at a single instance.
  • Video dimension settings.
  • Video codec controller.
  • Supports start and end time settings.


  • Top-quality video streaming after conversion.
  • Best device-oriented conversion output.
  • The video editor allows only trimmed video conversion with frame cropping options.
  • It allows various picture adjustments, including saturation, contrasts, etc.


  • It does not support the direct synchronization of video and audio files to the mobile or television via WiFi.

4. Leawo Video Converter Pro

The Leawo Video Converter Pro is a single module software program of the Leawo Total Media Converter Suite. This converter module is noted for its astonishing video editing tools and customization enhancements. The software allows choosing from various device profiles to allow the best user experience.

Key Features

  • Video editor tool with functions like cropping, trimming, and picture adjustments.
  • It supports 15 different file formats for conversion.
  • Over hundreds of device optimization options compatible with the set-top boxes, gaming devices, tablets, and smartphones.


  • Good choice for customers looking for basic video converter software at an affordable price.
  • It allows video editing before conversion.
  • Converts videos for watching on mobile and television.


  • Requires additional Leawo module upgrades for downloading videos from the Internet.
  • It does not contain a DVD burning facility.

Part 2. Limits of Free Video Converter or Download Online Converter to Convert AC3 to MP4

The free video converter may not have the right software configuration necessary to convert AC3 audio files to MP4. The biggest threat for Internet users is the availability of free AC3 to MP4 Converter software online. The free offer often lures users.

The Threat: The download links at the unauthorized sources may contain malicious hidden software. The hidden software may contain viruses, malware, or complicated code intended to steal data from your computer system. These files are very hard to recognize and remove from the system. Once you download the converter, the virus will automatically get downloaded, causing severe problems to the other software programs and even the PC hardware components.

For complete peace of mind, always use converter software from trusted sources only. It may cost you some money (mostly one-time fee) but are safe and secure for lifetime usage.

Christine Smith

Christine Smith

chief Editor

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