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MTS to AAC Converter

Convert MTS to AAC online for free and extract audio from video. Use this converter for music tracks, lectures, interviews, podcast source files, and listening without the video stream.

Converting MTS to AAC extracts the audio track from the video and discards the visual frames. The result is typically 80–95% smaller than the source MTS file and is suited for music players, podcast apps, or further audio editing.

Drop MTS files here
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Files deleted within 24 hours TLS-encrypted upload No sign-up required Batch convert supported

Max file size 50MB. Sign up for more.

How to Extract AAC Audio from MTS Video

Pull the audio track from any MTS video and save it as a standalone AAC file

Upload MTS Video

Select a MTS video file containing the audio you want to extract. Works with music videos, recorded lectures, podcast recordings, or any video with an audio track. There is no need to install editing software — the entire extraction happens in the cloud.

Extract Audio as AAC

The audio track is separated from the video frames and encoded as AAC. Video data is discarded cleanly — the resulting file contains only the audio at the selected quality level.

Download AAC Audio

Download your extracted AAC audio file — typically 90% smaller than the original video. Ready for music players, podcast apps, or further editing in any audio workstation. Files are deleted from our servers automatically after processing.

Why Convert MTS to AAC

Better Quality Than MP3

AAC delivers noticeably better audio quality than MP3 at the same bitrate. At 128 kbps, AAC sounds closer to the original recording than MP3 at 160 kbps, saving space without sacrificing listening quality.

Apple Music and iTunes Standard

AAC is the default format for Apple Music, iTunes Store purchases, and all Apple devices. iPhone, iPad, Mac, AirPods, and HomePod are all optimized for AAC playback and streaming.

YouTube and Streaming Default

YouTube, Instagram, TikTok, and most social platforms encode audio in AAC. Converting to AAC before uploading ensures your audio matches the platform's native format for optimal quality.

Multichannel Surround Support

AAC supports up to 48 channels of audio, including 5.1 and 7.1 surround sound configurations. AAC-LC and HE-AAC profiles handle everything from mono voice to immersive cinema audio.

Efficient at Low Bitrates

HE-AAC delivers intelligible, pleasant audio even at 32-48 kbps, making it ideal for voice streaming, podcasts over slow connections, and applications where bandwidth is extremely limited.

About the MTS Format

MTS (MPEG Transport Stream) is an AVCHD video file format jointly developed by Sony and Panasonic. It uses the MPEG-2 transport stream container to store H.264/AVC high-definition video along with Dolby Digital or PCM audio. MTS files are the native recording format for many HD camcorders from Sony, Panasonic, Canon, and other manufacturers.

MTS files deliver broadcast-quality HD video at 1080i or 1080p resolution. However, the AVCHD format has limited software compatibility compared to MP4 — many video editors and media players require conversion before the footage can be used. Converting MTS to MP4 preserves the HD quality while making the video universally playable across devices and platforms.

MTS to AAC FAQ

Quick answers about compatibility, quality, metadata handling, and the most common reasons to convert MTS files to AAC.

How do I convert MTS to AAC online?

Upload your MTS video file, choose AAC as the output format, and download the extracted audio after processing completes.

Why would I convert MTS to AAC?

People usually convert MTS to AAC to extract music, lectures, interviews, podcast audio, voice tracks, or background sound from video. AAC is the right target when it fits your next workflow better.

Is MTS to AAC the same as extracting audio from video?

Yes. In this workflow, the converter keeps the audio track and removes the video stream.

Will the AAC file be smaller than the original MTS video?

Yes, in most cases. Removing the video stream usually makes the output dramatically smaller.

What audio quality will I get from MTS to AAC conversion?

Output quality depends on the original audio track in the video and the target format you choose.

Can I batch convert multiple MTS files to AAC?

Yes. Batch extraction is useful for lectures, interviews, podcasts, and media libraries.

Is it safe to convert MTS to AAC online?

Yes. This converter uses temporary browser-based processing with automatic cleanup after conversion.