Free Audio Tool

Free audio converter online

Convert browser-supported audio into a downloadable WAV file. Use it to normalize recordings before transcription, editing, merging, or archiving.

Free Audio Tools

Professional audio tools right in your browser

Trim, convert, merge, record, estimate, and prepare audio for transcription. No downloads and no signup required for the tools.

Audio Trimmer

Cut audio files online, set start and end points, and export a clean clip.

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Audio Converter

Convert browser-supported audio into a downloadable WAV file.

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Audio Merger

Combine multiple audio files into one browser-generated WAV file.

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MP3 Compressor

Reduce speech audio size with a browser-side, voice-optimized export.

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Audio Speed Changer

Change audio speed online for free, slow audio down or speed it up, and export a rendered WAV copy.

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Voice Recorder

Record audio directly from your microphone in the browser.

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Tab Audio Recorder

Capture audio from another Chrome or Edge tab for videos, webinars, and browser playback.

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Tab + Microphone Recorder

Record a Chrome or Edge tab and microphone together for Meet, Zoom Web, Teams, or browser calls without an extension.

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Meeting Notes Generator

Create a structured meeting agenda and notes template.

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Word Counter

Count words and characters and estimate speaking time.

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Reading Time Calculator

Paste text and estimate read-aloud duration.

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Audio Length Estimator

Estimate how long a script will be when spoken.

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Audio Cleaner / Noise Reducer

Prepare speech audio for transcription with a browser-side voice-focused cleanup export.

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Silence Remover

Remove low-volume silence from speech recordings and export a shorter WAV file.

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Volume Normalizer

Normalize speech audio volume in your browser and export a louder, cleaner WAV copy.

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Split Audio by Silence

Find quiet gaps in audio and create suggested split points for long recordings.

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SRT/VTT Cleaner

Clean subtitle text, normalize whitespace, and prepare SRT or VTT files for review.

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Subtitle Time Shifter

Shift SRT or VTT subtitle timestamps forward or backward.

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Transcript Word/Quote Extractor

Extract likely quotes, keywords, and useful lines from transcript text.

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Free browser tool

Audio Converter

Runs locally in browser
AI Transcription

Interested in fast, accurate AI-based transcription?

Start free, upload your audio, and get a searchable transcript with speaker labels, timestamps, and export options.

Convert audio to WAV online

Upload a browser-supported audio file and export it as WAV. WAV is useful when another tool, editor, or workflow needs a simple uncompressed audio file.

Normalize recordings before transcription

If your recording came from a phone, browser tab, webinar, or meeting app, converting it to WAV can make the next editing or transcription step easier to manage.

Browser-based audio conversion

The conversion step runs in your browser. Choose the file, render the WAV output, preview it, and download the converted copy without installing a desktop converter.

How it works

How to use the Audio Converter

  1. Choose an audio file your browser can play.
  2. Click Convert to render a WAV copy.
  3. Preview the converted audio.
  4. Download the WAV file.
FAQ

Audio Converter questions

Can I convert audio to WAV online for free?

Yes. Upload a browser-supported audio file, convert it in your browser, and download the WAV output for free.

Can I convert MP3 to WAV?

Yes, if your browser can decode the MP3 file. The converter renders a downloadable WAV copy.

Why convert audio to WAV before transcription?

WAV is a predictable format for editing and processing. It can help when a downstream tool rejects a compressed or unusual container.

Does the converter support video files?

This tool is focused on audio conversion. For video transcription, upload the video directly in InstantTranscriber or use the API.