Private Audio to Text

Turn sensitive audio into editable text without uploading the file.

What this tool is for

Transcribe audio locally when privacy matters and you want to avoid a server upload.

People handling confidential notes, calls, and recordings.

Supported formats

• MP3
• WAV
• M4A
• WebM

Common use cases

• Sensitive audio
• Private notes
• Confidential calls
• Local-first transcription

Why use SuperTextHub?

Files are processed in your browser and are not uploaded to SuperTextHub. The tool is free, does not require an account, and supports transcript copy or download workflows.

Frequently Asked Questions

Can I transcribe private audio online?

Yes. The file is processed locally in your browser.

Does it upload my recording?

No. The recording stays on your device during transcription.

Is it good for confidential work?

It is designed for local-first workflows, but you should still follow your own privacy rules.