Combine several audio recordings into a single track. Audio Merger decodes and concatenates your files entirely in the browser using the Web Audio API and exports one file — choose MP3 for a small, shareable result or WAV for full quality. No uploads, no file-size limits, no server.
Your data is processed entirely in your browser. Nothing is uploaded to any server.
Yes, all audio tools on Offline ToolHub are free.
No. Audio is processed locally in your browser with Web Audio and ffmpeg.wasm.
MP3, WAV, M4A, OGG and FLAC, depending on the tool.
No signup required.