Q: Id like to convert some Blu-ray movies and the audio is only provided in DTS format. However, I find that my devices andplayers are incompatible with DTS—the video with DTS sound can’t be played at all. Does anyone have a concise method for converting DTS streams to universally playable AC3 for free playback?”

Similar questions are widely and frequently asked by most portable devices users since most HD TVs, devices or players are not compatible with DTS. Under such occasion, the best way to fix this issue is converting DTS to the universally playable AC3 for wide compatibility. To meet different requirements, you need effective and powerful solutions on how to convert DTS to AC3 without quality loss. Keep reading to know more about DTS and AC3, and several professional  DTS to AC3 converters will be recommended here.

Part 1: Know More about DTS and AC3

Short for Digital Theater Sound, DTS is a surround sound format that utilizes multiple channels, available for both commercial and consumer applications. It was created by Digital Theater Systems, now known as DTS. While AC3 is a file extension for surround sound audio files used on DVDs format. The AC3 file format was created by Dolby Labs for use in a Dolby Digital audio on DVD, Blu-ray and other digital video formats. AC3 stands for Audio Coding 3.

DTS and AC3 are both common audio codec used in professional cinema and home theater system to record and play multi-channel high-definition audio. DTS or AC3 audio are often contained in MKV files that are ripped from DVDs and kept the audio unchanged. You may come across the situation that MKV files with DTS audio can’t play on some HD TV like LG and Samsung smart TV. Also, DTS audio or MKV video with DTS can’t play on some media player like Windows Media Player, QuickTime player and VLC. To play DTS in these media player, you need to convert DTS into AC3 format so as to enjoy the splendid DTS music on portable devices like iPod, iPhone, iPad, Android and popular players like Windows Media Player, QuickTime, etc. For greatest compatibility with players and devices, you have to use AC3 as it is a codec that all DVD players sold in the world must be capable of decoding and playing within the player itself.

Part 2: Convert DTS to AC3 with Leawo Video Converter

First of all, using the powerful all-in-one Leawo Video Converter would be a customarily and highly recommended way to play DTS files anywhere without limit. As one of the best tools for DTS to AC3 conversion, its excellent features and capabilities make DTS to AC3 conversion much easier and more efficient. With the appealing display, simple and clear user interface and its advanced features, it is so welcomed for all users. It is about 90 times faster than any other video converter online, which make most files compatible with all devices with faster speed and original quality.

Differ from the free converter and a part of paid converter, Leawo Video Converter is able to create 2D to 3D files and do some editing to enhance the video visual effect. Leawo video converter is also compatible well with quite a lot of devices, such as mobile phone, tablets, PCs, websites, etc. The converter is also capable of converting files into different formats, including DTS to AC3, MP4 to MP3, MKV to MP4, AVI to MOV, etc. With the high speed and the excellent performance, DTS to AC3 conversion with Leawo Video Converter would be as easy as possible.

Step 1. Download and install Leawo Video Converter

Download Leawo Video Converter from its official website or click on the following links for downloading directly and install the program on your computer, and then launch the program for conversion.

Step 2. Import the source DTS files into the converter

Tap on “Convert” button in homepage to enter the converting module. Click on “Add Video” button to pop out a drop-down box and then browse and choose the source DTS audio files for importing. Alternatively, you can directly drag and drop source files into the program.


Note: You could combine all files into one big file by simply clicking on the blue “Merge all files into one” button that is next to the big green “Convert” button. Besides, you could play back the loaded source files or edit the loaded files with the internal video editor, etc.

Step 3. Choose "AC3" as output format

After importing source files, click on the format button named “MP4 Video” by default right before the big green “Convert” button to open a drop-down box and then choose “Change” option to enter the “Profile” panel, where you could select “AC3” as output format.


Note: You could also go back to the drop-down box and choose Edit option this time instead of “Change” option to enter the Profile Settings panel where you could change the audio parameters if you need. Remember to click on “OK” button to save the settings.

Step 4. Start DTS to AC3 conversion

Click on the big green “Convert” button to open a sidebar where you could set a directory for containing output AC3 files in the “Save to” box. And then, click on “Convert” button at the bottom to start converting DTS to AC3 and the conversion process will finish in a while.


Leawo Video Converter is the easiest way for you to convert DTS to AC3 on Windows PC. With this professional DTS to AC3 converter, you can convert DTS to AC3 just with a few simple steps as shown above. If you are Mac user, it also has a Mac counterpart for you to convert DTS to AC3 on Mac. Nonetheless, you could also make use of the convenient audio converters online to convert DTS to AC3 on any platforms.

Part 3: Convert DTS to AC3 with Convertio

Convertio is a browser-based tool that supports all the popular audio formats like MP3, OGG, WAV, WMA, AC3 and others. Besides, its interface is very simple and intuitive, each of you can easily use it to convert DTS to AC3. With privacy guaranteed, it is quite popular to some extent because it deletes input files right after editing and removes output files after 24 hours so that no one can access them. Moreover, it works in any browser or on any devices no matter that you use Mac, Windows, Linux, Android or iPhone. When you don’t want to install any program on your devices, resorting to this online converter would be a great choice. You can follow the simple guide below to convert DTS to AC3 with Convertio.

Step 1. Go to its official website https://convertio.co/audio-converter/, and then click on the red “Choose Files” button to upload the source DTS files from your local computer.
Step 2. Open the format drop-down box and choose AC3 from Audio formats to be the output profile. If necessary, you could also click on the gear button to open the settings panel where you could cut the file, change the parameters and so on.
Step 3. Press the red “Convert” button to start converting DTS to AC3.
Step 4. When the conversion process is done in a while, download the converted files.


Part 4: Convert DTS to AC3 with FreeFileConvert

Apart from Convertio, FreeFileConvert can also be used to effectively convert DTS to AC3 online. Supporting 8736 different conversion combinations of audio, video, image, document, archive, presentation, eBook and font file types, it can convert your files into different formats. Since it works in different browsers on different OS platforms for free without installing any program, you can easily convert DTS to AC3 with this online converter without worry.

Step 1. Click on “Choose File” button to browse and select the source DTS files for uploading. Note that five files that is up to 300MB combined will be supported for uploading.
Step 2. Select AC3 as the output format.
Step 3. Click on the blue “Convert” button to start converting DTS to AC3.
Step 4. Download the converted AC3 files after the conversion is done.


Part 5: Convert DTS to AC3 with Anyconv

Last but not the least, AnyConv.com would be a good choice to convert DTS to AC3. It is 100% free online file converter tool that converts over 300 file formats of file types including documents, images, audio and video files, eBooks and archives. By using this online tool, almost all the audio files, including MP3, AAC, AC3, DTS, etc. can be supported for input and output. Capable of processing files in batch, you can use this tool to convert your files up to 50 MB online without any download or installation. 

Step 1. Drag and drop the source DTS files to the online tool. Or you can also click on the red “CHOOSE FILE” button to upload the source files from your local computer.
Step 2. Choose the output format from the drop-down format list.
Step 3. Tap on “Convert” button to start the conversion process and then download the files you converted.


To sum up, it is not difficult to convert DTS to AC3 any more since there are so many useful and powerful video converter programs and browser-based online tools. Generally speaking, Leawo Video Converter is the best DTS to AC3 converter that has professional features. No matter Windows users or Mac users can both take advantage of it to get any video and audio conversion after you install it on your personal computer. However, browser-based online conversion tools are convenient and free for those files that are in small size, on condition that you don’t want to customize the files before conversion. But in the long term, to install the program will be much more practical since it is in small size and you can use it at any time.