How to Join Multiple Audio Files Online Free — Merge in Seconds Without Software
When You Need to Join Audio Files
Joining audio files is needed when you have recorded a conversation in multiple takes, when you want to add a music intro before a voice recording, when you are assembling chapter segments for an audiobook, or when you want to concatenate separate recordings from different sources.
How to Merge With FreeAudioKit
Open Audio Merger and drag in all the files you want to join. The tool shows each file as a card with its duration. Drag the cards to reorder them. Click Merge and the combined audio is assembled end-to-end. Preview the result and export as WAV.
Handling Different Sample Rates
If your files were recorded at different sample rates — for example, a 44.1kHz recording and a 48kHz recording — the merger handles resampling automatically. You do not need to convert them to the same format before merging.
After Merging: Normalize for Consistent Loudness
Recordings from different sources often have different loudness levels. After merging, run the combined file through Audio Normalizer to bring everything up to a consistent level.
Frequently Asked Questions
Merge audio files now
Open Audio Merger, drag in your files, reorder them, and export the combined result.
Open Merger