If you are wondering how to merge multiple MP3 files into a single file, then you’ve come to the right place. There are both online audio merging sites and offline audio merging software programs that you can use, including the best MP3 merger for Windows – MiniTool MovieMaker.

Why do people want to merge MP3 files? Here’re several possible reasons:

  1. Merge MP3 files to enjoy your songs constantly.
  2. Merge multiple MP3 files into one for use in videos.
  3. Merge MP3 files when deleting unwanted parts.

How to merge MP3 files into one? Below are the useful methods to merge MP3 files. You can pick whichever method you think would work best for your situation.

How to Merge MP3 Files on Windows

MiniTool MovieMaker

MiniTool MovieMaker is broadly known as the best video editor for Windows. However, what most users don’t know is that it is also a powerful audio editing program. With it, your audio files would be more manageable.

When it comes to merging MP3 files on Windows, MiniTool MovieMaker should be your first choice. Apart from MP3, it also supports to merge audio files in WAV, FLAC, M4R, M4A, AAC, etc.

Besides, it can also be used to complete your other audio editing tasks – split audio, trim audio, change audio speed, adjust the audio volume, fade in/out, and so on.

Step 1. Launch the software

Free download the software and install it on your PC. Launch it and then close the pop-up window to enter its main interface.

Free Download

Step 2. Import your MP3 files

Select Import Media Files to import the MP3 files and an image to this freeware.

Step 3. Add to the timeline

Before adding the audio files, please click + to add the image to the timeline at first. Then drag and drop the audio clips to the timeline one by one. Then you can reorder the audio clips by selecting and moving them to the specified position of the timeline.

Step 4. Edit the MP3 clips

After putting all audio files on the timeline, you can split or trim any of them.

  • Split audio: Highlight an audio clip, move the blue marker to the point you want the split to occur, and then click the scissor icon.
  • Trim audio: Select an audio clip, hang your mouse at the edge of the audio clip to get the trim icon. Drag it forward or backward to the ending points of the unwanted part to trim it out.

Step 5. Export the merged MP3 file

Once finished, click the Export button. When the export window pops up, select MP3 as the output format. Here, you can rename the merged MP3 file and specify the store location for it. Then click the Export button again.

export the merged MP3 file

Key Features:

  • Easily make movies or videos with movie templates
  • Add audio to video
  • Numerous popular video effects, transitions, and motions
  • Add text (titles, captions, and credits) into video
  • Quickly split, trim and combine GIF & video & audio clips
  • Reverse video & GIF
  • Speed up or slow down GIF & video
  • Extract audio from video
  • Make GIFs from images or videos

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DVDFab Audio Merger

DVDFab Toolkit is a one-step multimedia editing toolbox, which includes more than 20 convenient video, audio, and image conversion and editing tools that people often use in daily life, and each of them can complete the work independently.

To merge multiple MP3 files into one, you can try its Audio Merger tool, which allows you to merge multiple audio files of any format into one without requiring any professional skills. On top of that, it also comes with many powerful tools to help you trim audio, normalize audio, convert audio, etc.

Step 1: Run the software

Download DVDFab Audio Merger from the official site, install it on your PC and then double-click on its desktop icon to run it.

Step 2. Add the MP3 files

Select the Merge tool under the Audio Tools section. Then, a new window appears where you can click the + icon add your MP3 files, or simply drop them here.

Step 3. Edit the output file

Give a title for the merged audio file and Set MP3 as the output format. After that, you can change Channels, Bit Rate, Sample Rate, etc. And you can even reorder the MP3 files you uploaded.

edit the merged MP3 file

Step 4. Start merging the MP3 files

Click the Folder icon at the bottom to choose a location for your to-be-merged MP3 file. Then hit the Start button.

Note: The free version of DVDFab Audio Merger allows you to process only the first 5 minutes of each audio file. To remove the limit, you need to purchase the software.

Related article: Best MP3 Recorder – Capture Any Audio to MP3

How to Merge MP3 Files on Mac


Audacity is the go-to program if you’re looking for an MP3 merger for your Mac computer because it can help you merge audio files in different formats, such as WAV, AIFF, MP2, MP3, FLAC, and OGG and it can handle your multi-track audio files.

With it, you can split any bit of audio into as many pieces as you want, or you can merge as many MP3 files as you want in whatever order. Better yet, you have access to other features, including remove background noise, add effects to the MP3 files.

Step 1. Open Audacity

If you have installed the Audacity program on your computer, just hit the desktop icon to run it. Otherwise, download the right version, install it on your PC, and then launch it.

Step 2. Import the MP3 files

Click File > Import > Audio, select the two MP3 files that you want to merge by clicking each one while holding the Apple key, and then click the Open button.

Step 3. Merge the MP3 files

After that, two Audacity windows will appear – one window for an MP3 file. Select the MP3 file you want to appear first in the final merged file, and then click Select > All, and then click Edit > Copy. Next, bring another Audacity window to the foreground, select Edit > Paste.

Step 4. Preview the merged file

You can use the Play button to enjoy the newly combined MP3 file.

Step 5. Export the file

Once you’re satisfied with the result, go to File > Export and select Export as MP3. Then give a name for the merged MP3 file and click Save.

Also read: How to Split Audio in Audacity - Solved

How to Merge MP3 Files Online

Audio Joiner

Audio Joiner is a free online audio merger, which is very suitable for beginners. With this excellent tool, you can easily merge unlimited MP3 audio files. Not limited to MP3, you can also import other audio formats, such as M4A, OGG, WAV, etc.

When you merge MP3 files, you can use your own way to adjust the interval, apply fade in/out effects to produce a smooth and natural audio synthesis. In addition, you don’t have to worry about privacy issues, because all uploaded data will be automatically deleted after a few hours.

Step 1. Open Audio Joiner

Visit the Audio Joiner site on your web browser.

Step 2. Add the MP3 files

Click the Add tracks button to add you MP3 audio files and the number of tracks you can upload is unlimited.

Note: If you upload a video file, the online service will extract audio track from it.

Step 3. Edit the MP3 tracks

Now, you can change the order of tracks and adjust the duration of them. Then use the small square buttons on the sides of tracks to select the merge mode.

  • Crossfade: Each track is gradually fading into silence, while the next track is fading in and gradually becomes louder.
  • Fade in: The first track gradually becomes louder.
  • Fade out: The last track gradually fades into silence.

edit the MP3 tracks

Step 4. Start merging the MP3 files

Click the Join button to start the merge process. After the MP3 files have been joined, click Download to save the merged file.


Another online service to merge MP3 files is to use Clideo. It’s a free and secure MP3 merger that gives you the possibility to add multiple files at once from your PC, Google Drive, Dropbox, or by URLs.

This audio merger keeps everything straightforward. You can adjust the order of MP3 files to be played in the to-be merged audio file, change the file name and output format to your preference, and then merge MP3 files in a few seconds.

Step 1. Open Clideo

Visit the Clideo site in a web browser, and then click All tools to select Merge Audio.

Step 2. Upload your MP3 files

Click the Choose Files button to import your MP3 files. You can also add the files from Google Drive, Dropbox, or by URLs.

Step 3. Edit the MP3 files

After you’ve uploaded the MP3 files you want to merge, drag and drop them on the timeline to change the order if needed. You can also choose to tick the Crossfade option to create a seamless mix.

tick the Crossfade option

Step 4. Merge the MP3 files

Set MP3 as the output format in the lower left corner. Hit the Merge button and then the online service will take a moment to process. When it’s done, click Download to save the merged MP3 file to your computer.

Recommended post: Top 12 Best MP3 Audio Converters in 2020

Bottom Line

Now that you’ve already known how to merge MP3 files online or offline, which method are you preferred?

If you’re looking for a tool that can not only help you merge MP3 files, but also edit MP3 files, MiniTool MovieMaker could be the ideal solution.

If you have any questions or suggestions when merging MP3 files, please let us know via [email protected] or share them in the comments section below.

Merge MP3 Files FAQ

How to combine video and audio files?
  1. Run MiniTool MovieMaker.
  2. Click Import Media Files to import your video and audio files.
  3. Drag and drop them to the timeline.
  4. Tap on Export to choose an output format and specify the destination.
  5. Hit Export again to save it.
How to merge MP3 files on iPhone?
  1. Open the Handy Audio Editor app.
  2. Select the Merger option.
  3. Add your MP3 files to the app.
  4. When the files are added, click Merge to start merging your files.
  5. Tap on Save to save the merged file to your device.
How to merge two MP3 files on Android?
  1. Run the Mp3 Cutter & Merger app.
  2. Pick the Mp3 Merger option.
  3. Click Track 1 to add the first MP3 file.
  4. Tap on Track 2 to add your second MP3 file.
  5. Once the files are added, give a name for the output file and hit Start.
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