It is not uncommon to convert MP3 audio into MP4 video. For example, the music and audio books we record need to be published on social platforms, but the platform only supports uploading videos, so we need to convert audio files into videos in batches. Here's how to teach you a batch conversion method, no matter how many audio files, can be a key batch converted into MP4 video. The operation is simple and not complicated, all files are fixed at one time, efficient and practical!
The audio batch to video reasons and use scenarios
1. Video platforms such as Douyin, TikTok, bilibili and YouTube can only upload videos and do not support uploading audio. If you want to share our recorded music or audio books, you must convert the audio into MP4 video before uploading and publishing.
2. The dissemination and appreciation of pure audio are not as good as video. The audio is converted into MP4 video and made into short video with cover subtitles, which is easier to be recommended and has better dissemination effect.
3. Make audio such as audio short stories, course audio, psychological radio, etc. into static picture video, which is convenient to spread on the video platform.
4. The audio of birthday wishes recorded by relatives and friends is made into a video with photos, which is more memorable.
5. The audio of PPT explanation and course training is converted into video, and then matched with PPT picture content to make video more convenient to learn.
MP3 audio into MP4 video effect preview
before treatment:

after treatment:

Batch audio files into MP4 video operation steps
1, open 「 HeSoft Doc Batch Tool "audio tool"-"convert audio to MP4" is selected 」.

2. Add all the audio files that need to be converted and support audio files in various formats such as mp3/aac/m4a/wma/wav. The whole process is processed locally, and the files do not leave the computer, which protects the privacy and security of the user's files and can be used with confidence.

3. The video direction can be selected either horizontally or vertically, according to your own needs.

4. After the processing is completed, directly click "Save Location" to view, and all MP3 audio is converted into MP4 video.
