Merge Audio Files Online Free — Combine MP3, WAV, FLAC

Combine Multiple Audio Files into One

Need to join several audio clips, songs, or recordings into a single file? MyPDF's Audio Merger combines any number of audio files seamlessly — with crossfade options for smooth transitions.

How to Merge Audio Files

Step 1: Upload Your Audio Files

Open the Audio Merge tool and upload the audio files you want to combine (MP3, WAV, FLAC, AAC, OGG, M4A).

Step 2: Arrange the Order

Drag the files to set the playback order. The merged file will follow this exact sequence.

Step 3: Merge and Download

Click "Merge Audio" and download your combined file.

Common Uses

• Create mixtapes or playlists — Join favorite songs into one file
• Combine podcast segments — Merge intro, main content, and outro
• Audiobook assembly — Join chapter recordings into full audiobooks
• Music production — Stitch together loops and samples
• Voiceover compilation — Combine multiple takes into one recording
• Language learning — Combine vocabulary audio clips

Tips

1. Match formats — For best results, merge files in the same format and bitrate
2. Trim first — Use Audio Trim to remove unwanted parts before merging
3. Normalize volume — Use Audio Normalize so all clips play at the same volume level
4. Add fades — Use Audio Fade to smooth transitions between clips
5. Convert after merging — Use MP3 to WAV if you need a different output format

Frequently Asked Questions

Can I merge different audio formats?

Yes. MyPDF automatically handles format conversion during merging. The output will be in a single consistent format.

Is there a limit on number of files?

No limit on file count. Total upload size is capped at 200MB.

Will there be gaps between clips?

By default, clips are joined seamlessly with no gaps. You can optionally add crossfade for smooth transitions.

Is it free?

100% free — no sign-up, no watermarks.

Related Tools

• Audio Trim — Cut clips before merging
• Audio Normalize — Equalize volume levels
• Audio Speed — Change playback speed
• MP4 to MP3 — Extract audio from videos to merge
• WAV to MP3 — Convert merged file to MP3