🔗 Audio Merger

Merge and combine multiple audio files into one. Drag to reorder, crossfade optional. 100% browser-side.

Frequently Asked Questions

Is it really free?

Yes! All audio tools are completely free with no signup required. No watermarks, no file limits.

Are my files uploaded to a server?

No. All processing happens entirely in your browser using FFmpeg WASM. Your files never leave your device.

What audio formats are supported?

We support MP3, WAV, OGG, FLAC, AAC, M4A, OPUS, WebM, AIFF, and WMA for input, and MP3, WAV, OGG, FLAC, AAC, M4A, OPUS, WebM for output.

Can I process multiple files at once?

Yes! Tools that support batch processing (Convert, Merge, Compress, Volume Adjuster) can handle multiple files simultaneously.