在不損失在線/離線質量的情況下將MKV轉換為MP3的7種最佳方法

如果要從MKV文件中提取音軌或某些音頻部分，則可以將MKV文件轉換為MP3格式。與其他音頻格式相比，MP3與幾乎所有音頻播放器和編輯器完全兼容。換句話說，MP3是脫機播放時對設備最友好的格式。

Then here comes the question, which is the best MKV轉MP3 converter? If you don’t know how to extract MP3 from MKV video, you can refer to the following tutorials. These are proven ways that can convert video to MP3 online and offline quickly.

Part 1. Do MP3 Extraction Without Losing Quality by Superfast MKV to MP3 Converter

維德莫爾 視頻轉換 是最快的文件轉換器，可以將MKV轉換為MP3，轉換速度快50倍。它配備了先進的硬件加速和多核處理器。每個MKV到MP3的轉換都可以自動加速。因此，您可以在數分鐘內將大型MKV視頻批量轉換為MP3。

Furthermore, you can fully control the video quality with the professional video processing algorithms. The extracted audio tracks can be saved as MP3 format in the original quality. If you want to shorten your MKV video, you can cut a clip from any part of the MKV video freely. Later, you can convert to MP3 for any device with the MKV to MP3 converter for Windows 10, Windows 11 or Mac.

MKV到MP3轉換器軟件的主要功能

將MKV轉換為MP3的最佳方法，轉換速度提高50倍

第1步：免費下載，安裝並啟動MKV到MP3轉換器。將MKV文件拖放到主界面。

第2步：在“配置文件”列表中，瀏覽並選擇MP3作為輸出格式。例如，您可以導航到“常規音頻”，“無損音頻”，“ Apple iPhone”等等，以選擇兼容的MP3格式。

第三步：單擊“配置文件”旁邊的“設置”以調整配置文件設置。在這裡，您可以更改音頻編碼器，採樣率，通道，比特率等。點擊“確定”保存更改。

第4步：在頂部工具欄上選擇“剪輯”。您可以移動推子或手動設置開始/結束時間。實時預覽窗口可以顯示所有詳細信息。單擊“確定”退出窗口。

第5步：單擊“轉換”開始將MKV轉換為MP3音頻文件。提取的MP3文件將位於默認輸出文件夾中。

Part 2. Make MP3 Extraction with Top 3 Online Converters for Free

有許多網站可以免費在線將MKV轉換為MP3。如果您不想在計算機上安裝第三方程序，則可以使用以下工具完成MKV到MP3的在線轉換。

Convert MKV to MP3 with Vidmore Free Online Video Converter

Vidmore免費在線視頻轉換器 is a 100% free MKV to MP3 converter with no file size limitation. You can convert video to MP3, M4A, AAC and other popular audio formats online in batch. There is no popping-up ads, virus, user tracking and other problems. What’s more, it is a 100% free web tool; you can convert as much as you want with no charge and sign-up requirements. There is no size limitation, and you can convert large MKV to MP3 quickly. The conversion speed is the most outstanding feature. For example, uploading dan converting a 100MB file takes only about 3 seconds and the quality is still promised. Well, it can be your best MKV to MP3 converter online.

第1步：打開https://www.vidmore.com/free-online-video-converter/。單擊“添加要轉換的文件”以訪問其啟動器。

第2步：單擊“添加文件”將MKV文件導入到MKV到MP3在線轉換器。展開右下角的“音頻”列表。選擇“ MP3”作為輸出格式。

第三步：單擊您的MKV文件旁邊的“設置”。您可以根據需要調整音頻設置。

第4步：單擊“轉換”並設置輸出文件夾。以後，您可以免費在線將.mkv轉換為.mp3。

Change MKV to MP3 with Convert Files

Convert Files is a simple online converter supporting the conversion of 30+ different video formats, including MKV to MP3. There are 2 steps: uploading and conversion. However, the processing speed is not stable and is greatly decided by the file size and internet. Generally, it takes minutes to finish one conversion. Besides, there is no batch conversion; you can only convert one MKV file smaller than 250MB to MP3 online at a time. In addition, you can set a download link to your email of the converted MP3 audio and download it to your PC.

第1步：訪問http://www.convertfiles.com/convert/video/MKV-to-MP3.html來找到“轉換文件”。

第2步：單擊“瀏覽”將MKV文件添加到MKV至MP3在線免費轉換器。

第三步：單擊“轉換”開始在線將MKV轉換為MP3格式。

Make MKV to MP3 with Zamzar

Zamzar is another good MKV to MP3 converter. It allows you to convert 5 MKV files in batch. You can upload files of any size, but you can’t download them if it is over 50MB. Its conversion speed is also satisfying; you can finish the conversion within 1 or 2 minutes. However, it only has 2 free trials per day. If you do the conversion very frequently, you need to pay for a subscription.

第1步：通過以下網址訪問Zamzar：https：//www.zamzar.com/convert/mkv-to-mp3/。

第2步：單擊“添加文件”以添加您的MKV視頻文件。

第三步：單擊“立即轉換”以免費在線從MKV中提取MP3音頻。

Part 3. Extract MP3 Audio on Multiplatform via Top 3 Open Source Converters

本文收集了3個免費的開源媒體轉換器。您可以在多平台上免費將MP4和MKV轉換為MP3。但是，沒有經驗的用戶可能無法完全控制所有高級功能。

Turn MKV to MP3 Using VLC

VLC Media Player is not only a powerful multimedia player and editor, but it can also serve as MKV to MP3 convert to extract MP3 from MKV on your Windows, Mac, Android, and iOS. This is no quantity limitation and size restriction. You can add unlimited files and convert them together.

第1步：啟動VLC Media Player。從頂部的“媒體”列表中選擇“轉換/保存”。

第2步：單擊“添加”將MKV文件添加到VLC。然後單擊“轉換/保存”繼續。

第三步：在“設置”面板中的“轉換”之前標記。從“配置文件”列表中選擇“音頻– MP3”。

第4步：單擊“瀏覽”以設置目標文件夾。

第5步：單擊“開始”以使用VLC將MKV視頻轉換為MP3。

Switch MKV to MP3 with FFmpeg

FFmpeg is a command line video converter. You need to type the correct command to convert video and audio files. As for using FFmpeg to extract MP3 from MKV video, you can type the following command. All MKV files in the current directory will be extracted as MP3 format. It can process almost all codecs and formats at a very fast speed. Once you enter the right command, it will 100% succeed. You can locate any file by command line and select multiple files, too. But batch converting with FFmpeg is very complicated.

實際上，FFmpeg只是用MP3文件擴展名替換了MKV文件擴展名。因此，MP3音頻文件的文件名將不會更改。

Transform with MKV to MP3 Converter Audacity

Audacity is a digital audio editor for Windows, Mac, Linux and Unix-like operating systems. It can also convert audio formats. However, it can’t read MKV files directly, and you need to install the LAME MP3 Library and FFmpeg first. It allows you to change the sample rate and quality to make a customized MP3 file. A good point is the transform speed. You can finish converting a large file in serval seconds. But you can only open and convert 1 file with it. If you have multiple items, you need to convert them one by one.

第1步：在適用於Windows或Mac的https://lame.buanzo.org/#lamewindl下載並安裝LAME MP3庫。不要忘記安裝FFmpeg。

第2步：打開Audacity。從“文件”下拉列表中選擇“打開”。

第三步：瀏覽並將您的MKV視頻導入Audacity。

第4步：從“文件”列表中選擇“導出”。從其子菜單中選擇“導出為MP3”。

第5步：輸入所需的信息，然後單擊“確定”以Audacity將視頻中的音頻提取為MP3格式。

Part 4. FAQs of MKV to MP3

How do I convert MKV to MP3 using Windows Media Player?

Window Media Player can’t directly convert MKV to MP3. You need to add the MKV files to the burning list of Windows Media Player and burn them to a blank CD. Next, go to Organize > Option > Rip Music and choose MP3 as Format. At last, rip MKV files on CD to your computer with Windows Media Player; it will automatically save them as MP3 files.

Is MKV the same as MP3?

No, they are totally different. MKV (Matroska Multimedia Container) is a free, open format for audio, video, image, or subtitle tracks. It supports a wide variety of codecs and is often used for high-definition online video. However, MP3 is one of the most commonly used audio formats, which can compress large audio to small size with good quality.

What is the best MKV to MP3 converter for PC?

Vidmore視頻轉換 is one of the best MKV to MP3 converters for you. You can convert MKV in batch at a very fast speed. You can also choose to edit and change the quality to extract the perfect MP3 video.

結論

According to the above paragraphs, the quickest and easiest MKV轉MP3 converter software is Vidmore視頻轉換. It is a batch converter that can convert any video to MP3 without losing quality. The user interface is clean and intuitive. Thus, you can access all video converting and editing tools directly. If you are not sure whether Vidmore Video Converter works well, you can free download the MKV to MP3 converter full version to have a try right now!