Audio
Audio Metadata Viewer
View audio duration, sample rate, channels, and file size.
Drop audio here or click to upload
Files stay in your browser — never uploaded
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Frequently Asked Questions
Quick answers to common questions
Are my audio files uploaded to a server?+
No. All audio processing happens in your browser using the Web Audio API.
Is this tool free?+
Yes. 100% free with no signup required.
What audio formats are supported?+
Most browsers decode MP3, WAV, OGG, AAC/M4A, and WebM. Export is WAV.
Is there a file size limit?+
Limits depend on your device memory. Most files under 50MB work well.