Audio Merger
Join multiple audio files into one — drag to reorder, then merge to WAV.
Audio Merger
How to use Audio Merger
Follow these steps — everything happens instantly in your browser.
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Step 1. Click 'Add files' to select audio files from your computer.
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Step 2. Reorder files using the up/down buttons.
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Step 3. Click 'Merge N files' to concatenate them in order.
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Step 4. Download the merged WAV file.
Why use this tool
Private by design
All processing happens locally in your browser. Open DevTools → Network and you'll see zero file uploads. Ever.
Instant
No upload wait, no queue, no server round-trip. Results appear the moment you drop a file.
Free & unlimited
No accounts, no watermarks, no daily caps. Use it as many times as you like, forever.
Works everywhere
Desktop, tablet or phone — every tool is responsive and installable as a PWA for offline use.
Frequently asked questions
Everything you might want to know about audio merger.
Volume Booster
Boost audio volume by up to 3× — amplify quiet recordings in your browser.
Audio Trimmer
Slice audio precisely with start/end sliders — export WAV.
Extract Audio
Pull the audio track out of any video as a WAV file — local only.
Audio Normalizer
Normalize audio to a target peak level — consistent volume every time.
