Files are not uploadedNo server stores, forwards or analyzes your media.
Audio tool / Merge AudioExperimental
Merge Audio
Join audio without re-encoding when stream parameters match; otherwise use lossless FLAC.
01
Local readBrowser memory
02
Device processingWASM Worker
03
Save resultBack to your disk
0 uploads
Before you startDifferent channel layouts are blocked instead of being silently downmixed.
Choose at least two audio files; list order is merge order
or choose files from this device; media content is never uploaded
audio/* · .flac · .m4a · .oggProcessed only on this deviceMatching streams are copied; mismatches default to FLAC
Cancel at any timeCancel terminates the Worker and clears the virtual file system.
You save the resultDirect file writing is used when available, with browser download as fallback.
How it works
Join audio without re-encoding when stream parameters match; otherwise use lossless FLAC.
- Choose media from this device.
- Set the options and review the local preview.
- Run the tool and save the result back to your device.
Formats
- Input
- Two or more supported audio files
- Output
- Source format or FLAC
Privacy
Processing happens in this browser with WebAssembly. The selected media is not sent to our servers.
Limitations
Different channel layouts are blocked instead of being silently downmixed.