123APPS offers various tools for video, audio, and documentary files. Online Audio Converter is one of the services used for converting video/audio files to MP3, WAV, M4A, OGG, and more. With clicks, you can convert MP4 to MP3 free online over 4GB. Free users are allowed to process 70 files per day, which is more than enough for basic use. Moreover, there is no sign-up required. It’s accessible for everyone. Simply upload your MP4 video from your local drive, Google Drive, Dropbox, or from an URL link, select MP4 and then hit Convert. You are also provided with customization options of audio bitrate, sample rate, and channel. To convert MP4 to MP3 unlimited size & time, you need to upgrade to paid plan.
Similar to 123APPS, Converter App is also a collection of free file converters. Not only can you convert video and audio files, but you also can convert PDFs and images. The usage of these converters is 100% free, no hidden charges, no sign-up required. Moreover, this free service tries not to limit the number of files users can submit or the file sizes. With Converter App, you can convert MP4 to MP3 online free unlimited. The only drawback is that uploading large files takes much time. Besides MP4 to MP3 conversion, it also supports many other video and audio conversions such as AVI to MP4, MP3 to WAV, and MP4 to WAV.
These two online video converters are convenient solutions, especially if you need to convert an MP4 file to MP3 quickly. But if you ask for more than just format conversion, such as parameters adjustment or editing features, you can go with a free desktop MP4 to MP3 converter, for example, WonderFox Free HD Video Converter Factory.
WonderFox Free HD Video Converter Factory is a powerful a/v converter on Windows that can handle all forms of video/audio conversions. It is equipped with 500+ output profiles and allows you to free convert MP4 to MP3, WAV, AAC, WMA, OGG, FLAC, etc., unlimited size & times.
Besides the basic conversion function, it comes with an array of editing tools. You can trim, cut, rotate, crop, and merge the MP4 files. You can also add watermark, filters, or subtitles to the MP4 video.
And to further guarantee the quality of the conversion, the converter lets you adjust various settings including codec, bitrate, frame rate, etc. This software is 100% free to use and has no size limit.
Now, here is a simple guide on how to use the free converter. Free download the program and follow the steps below.
Step 1. Launch the software and open the Converter. Next, drag and drop your large MP4 video file into the workspace.
Step 2. Click the right-side output format image icon to enter the format library. Go to Audio and select MP3 profile.
Step 3. Under the imported MP4 file profile, here you can hit the Trim (scissor-shaped) icon to trim the file.
You can also go to the Parameter settings. Here you can modify output parameters (e.g. bitrate, channels, sample rate, and volume) for the MP3 file. When you finish, hit OK to save the changes.
Step 4. Finally, hit the bottom triangle button to choose an output folder and click the Run button to start the process.
That’s all I want to share with you how to convert MP4 to MP3 free unlimited online and offline. I hope you find this article helpful. Thanks for reading.
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