Lecture Audio to Text

Turn class recordings into editable study notes without sending files to a server.

What this tool is for

Convert lecture recordings into text for class review, study notes, and archives.

Students, teachers, course creators, and researchers who work with lecture recordings.

Supported formats

• MP3
• M4A
• WAV
• MP4

Common use cases

• Class notes
• Study guides
• Course archives
• Accessibility drafts

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 lecture audio online?

Yes. The recording is processed locally in your browser.

Will it work with long lectures?

Yes, but shorter sections are easier on browser memory.

Can I search the result later?

Yes. Copy the transcript into your notes app or save it as text.