FREE Audio Merger - Merge Audio Files Online

Professional audio merging with smart volume normalization and crossfade transitions. Merge unlimited audio files with no registration required.

✓ 100% FREE Forever✓ No Registration✓ Up to 50MB per file✓ Professional Quality

Upload Audio Files

Drag audio files here

or click to select files (multiple selection supported)

Supported formats: MP3, WAV, FLAC, AAC, OGG, M4A, WebM, WMA

Maximum file size: 50MB per file

Output Format

Transition Effect

Crossfade Duration1s

Volume Normalization

Automatically adjust all audio to the same volume level

Bitrate (kbps)

Sample Rate (Hz)

Please select at least 2 audio files to merge