Turn lectures into study notes instantly

Record the lecture, upload the file, get a searchable text transcript — so you can actually listen in class instead of frantically typing.

Drag a file here or browse

MP3, WAV, M4A, FLAC · MP4, MOV, MKV, WebM · up to 2 GB

OR

YouTube, Dropbox, Google Drive, or any direct MP3/MP4 link

MP3, WAV, M4A, FLAC · up to 2 GB · 10 minutes free every day

Why students use convert.express

  • 10 free minutes every day — enough for most seminar recordings or short lectures
  • Covers 57 languages, useful for international students or language courses
  • No account needed to get started — upload and transcribe immediately
  • Pay only for longer recordings: a 90-minute lecture is just €1.80
  • Plain text output works in any note-taking app — Notion, Obsidian, Google Docs

How it works

1

Record the lecture

Use your phone or laptop microphone. Most audio recorders save as M4A or MP3.

2

Upload and transcribe

Drop the file — Whisper handles accented professors, fast speech, and technical vocabulary surprisingly well.

3

Search and study

Ctrl+F through the transcript to find the exact moment a concept was explained. Paste into your notes.

Simple pay-as-you-go pricing

A 90-minute lecture costs €1.80. Use the 10 free daily minutes for shorter recordings.

See full pricing →
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