Private browser audio tools

Convert and fix audio without uploading it.

Convert, compress, extract, trim, adjust, and inspect audio with private tools that run in your browser.

Start converting Browse all tools
No uploadFiles stay in the browser tab.
No accountUse the tool immediately.
Fast startChoose a file and run the tool.

MP3 to WAV Converter

MP3 file to WAV. Local browser processing starts only after you choose a file.

Local

Your selected file stays in this browser tab. It is not uploaded to a conversion server.

WAV output with local browser processing.

Ready.

Start with the job.

Pick the audio task you need and open a focused tool with the right settings already in view.

Convert audio formats

MP3 to WAV Converter

Choose an MP3 file and create a WAV copy locally in this browser tab.

 Extract audio from video

MP4 to MP3 Converter

Pick a video and save its audio track as an MP3 file.

 Compress and share

Compress MP3

Choose an MP3, pick a bitrate, and make a smaller copy for sharing or upload limits.

 Edit timing

Change Audio Speed

Create a faster or slower MP3 copy from a local audio file.

Audio tool directory

Grouped by workflow so you can move from conversion to cleanup without guessing where to click.

Convert audio formats5 tools
Convert audio formats

MP3 to WAV Converter

Choose an MP3 file and create a WAV copy locally in this browser tab.

 Convert audio formats

WAV to MP3 Converter

Create a shareable MP3 from a WAV file with a simple bitrate setting.

 Convert audio formats

M4A to MP3 Converter

Choose an M4A file and download an MP3 copy from local browser processing.

 Convert audio formats

Private Audio Converter

Choose a local audio file and convert it without a server upload.

 Convert audio formats

Offline Audio Converter

Convert audio locally after the page loads in your browser.

Extract audio from video2 tools
Extract audio from video

MP4 to MP3 Converter

Pick a video and save its audio track as an MP3 file.

 Extract audio from video

Extract Audio from Video

Choose a video file and download the audio track as MP3.

Compress and share3 tools
Compress and share

Compress MP3

Choose an MP3, pick a bitrate, and make a smaller copy for sharing or upload limits.

 Compress and share

Audio Compressor

Make an audio file smaller without sending it to a cloud compressor.

 Compress and share

Reduce Audio File Size

Choose a lower bitrate to create a smaller audio copy.

Edit timing3 tools
Edit timing

Speed Up Audio

Choose an audio file and create a faster MP3 output.

 Edit timing

Slow Down Audio

Pick an audio file and slow it down without a cloud upload.

 Edit timing

Change Audio Speed

Create a faster or slower MP3 copy from a local audio file.

Cut, merge, and edit3 tools
Cut, merge, and edit

Trim Audio

Set start and end times, then download a shorter audio file.

 Cut, merge, and edit

Reverse Audio

Pick an audio file and download a reversed MP3 copy.

 Cut, merge, and edit

Merge Audio

Choose two or more audio files and combine them in order.

Fix volume and cleanup1 tools
Fix volume and cleanup

Normalize Audio

Create a more even volume level for speech, clips, or recordings.

Inspect files privately2 tools
Inspect files privately

Audio File Size Checker

Choose an audio file and see useful details before converting or compressing.

 Inspect files privately

Audio Bitrate Checker

Inspect bitrate, duration, file size, and type locally.

Working with video too?

AudioToolDeck is the audio sibling of VideoToolDeck. Use the video site for compression, trimming, cropping, frame extraction, metadata cleanup, and video-to-MP3 workflows.

Open VideoToolDeck tools