Online MTS to AC3 Converter

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What is an MTS File?

MTS is a video format used for high-definition video on AVCHD and Blu-ray Disc, often used by digital camcorders.

Key Advantages of MTS Files:

Quality: MTS offers high-definition video quality, suitable for professional video recording.

Compression: MTS files use efficient compression, balancing quality and file size.

Limitations of MTS Files:

Compatibility: MTS is not as widely supported as some other formats like MP4.

File Size: High-definition MTS files can be large.


MTS is a great choice for high-definition video recording, offering excellent quality, though compatibility and file size may be considerations.

What is an AC3 File?

AC3, also known as Dolby Digital, is a digital audio coding format developed by Dolby Laboratories. It is commonly used for surround sound in theaters, DVDs, and digital television broadcasts.

Key Advantages of AC3 Files:

Surround Sound: AC3 supports multi-channel audio, making it suitable for surround sound systems.

Compression Efficiency: AC3 efficiently compresses audio without significant loss in quality for its intended use.

Wide Adoption: AC3 is widely supported in home theater systems, DVDs, and digital broadcasts.

Limitations of AC3 Files:

Licensing: AC3 may require licensing fees for certain uses, particularly in commercial applications.

Compatibility: While widely supported in home entertainment systems, compatibility in software and non-standard hardware may vary.

File Size: Compared to more modern codecs, AC3 files may have larger file sizes for similar audio quality.


AC3 is valued for its surround sound capabilities and efficient compression, making it a popular choice in home theater systems, DVDs, and digital broadcasts.

How to Convert MTS to AC3?

Step 1: Select Your Video

Choose your MTS video file by dragging it into the upload area or by clicking 'Browse' to locate it on your device.

Step 2: Customize Audio Settings

Set your preferred options for the AC3 audio, such as bitrate, sample rate, and additional settings.

Step 3: Start Conversion

Press the 'Convert' button to begin the process of converting your MTS video to AC3 audio format.

Step 4: Download Audio File

After the conversion is complete, click on the 'Download' button to download your AC3 audio file to your device.

Step 5: Convert Another File

To convert another MTS video file to AC3, click the 'Convert Another' button and follow the steps again.

MTS to AC3 Conversion FAQs

What are the benefits of converting MTS to AC3?

Experience hassle-free MTS to AC3 conversion with us. Upload your MTS file, and our tool will convert it to AC3 with ease.

What are the steps to upload MTS files for conversion?

Upload your MTS files by dragging them in or clicking 'Browse'. The upload interface is user-friendly, allowing you to quickly add your MTS files for conversion to AC3.

What are the steps to download the AC3 file after conversion?

Click the Download button to save the AC3 file to your computer. The download link will be accessible once the conversion is finished, enabling you to save the AC3 file.

How can I convert multiple MTS files to AC3?

There is no restriction on converting multiple MTS files to AC3. You can upload and convert several MTS files to AC3 in a single session, making the process efficient.

How can I initiate a new MTS to AC3 conversion?

Use the 'Convert Another' option or the file uploader to start a new conversion. This allows you to initiate another MTS to AC3 conversion seamlessly after completing one.

Are my MTS files safe during the AC3 conversion?

Files are kept secure with our client-side conversion method. Your MTS files are processed locally, guaranteeing the security of your data during the AC3 conversion.

Is the quality of AC3 files ensured during conversion?

High quality is assured for AC3 files after conversion. Our conversion process is designed to maintain the integrity and quality of your MTS files when converting to AC3.

What are the size limits for MTS files during conversion?

Files larger than 25MB cannot be converted. This size limit ensures that the conversion process is quick and efficient, providing you with a AC3 file quickly.

How long will it take to convert MTS to AC3?

Conversion time varies by file size and internet speed, but it's generally quick. Our tool is designed to provide fast conversions, ensuring you get your AC3 file without any delays.

How do I get support for MTS to AC3 conversion problems?

Need assistance? Use the 'Contact Us' page to reach our support team. We are here to help you with any issues or questions about the MTS to AC3 conversion process.