Timestamps per section
Every section is marked with a time — handy for finding a specific point in the lecture again.
For students
Lecture transcription — turn audio into a readable transcript
Recording lectures, seminars, or tutorials? Upload the recording and get a transcript with timestamps — to read back, search, and use for exam prep. Free and no sign-up required.
Transcribe a lecture nowHow it works
- Step 1
Upload the recording
Choose a file or paste a link — MP3, WAV, M4A and more formats are supported.
- Step 2
Choose language & number of speakers
Language is detected automatically. Optionally specify how many people speak (e.g. the lecturer plus questions from the audience).
- Step 3
Get your transcript
You get a transcript with timestamps you can read, search, and export as Word or PDF.
What you get
Speaker recognition
When multiple people speak (e.g. during Q&A), the AI distinguishes different speakers.
Word & PDF export
Download the finished transcript, formatted — for studying, archiving, or sharing with classmates.
Chat playback
Listen to the recording alongside the text, laid out like a conversation with a timeline.
Free, no account
No registration, no subscription. Upload a file and transcribe.
Multilingual
Besides English, other languages are recognized too — useful for foreign-language lectures or guest talks.
At a glance
- Free to use, no user account and no sign-up required.
- Supported formats: MP3, WAV, M4A, OGG, FLAC and WebM — also via direct link.
- Files up to 100 MB can be uploaded.
- The audio file is sent to the processing partner Replicate (USA) for transcription; transcripts are not permanently stored on our servers.
- No account or login; no paid minute plan or daily freemium quota.
- Technical anti-abuse protection: currently up to five transcription starts per hour and files up to 100 MiB.
- Replicate removes API prediction inputs, outputs, files, and logs after about one hour by default; Sprechverlauf does not permanently store audio or transcript content.
Frequently asked questions
Is this good for long lecture recordings?+
Yes. Long recordings such as lectures and seminars are transcribed with speaker labels and timestamps — ready to read, search, and export.
Do I need to register to transcribe a lecture?+
No. Sprechverlauf works without an account — upload a file, choose settings, transcribe.
Does it recognize audience questions during the lecture?+
Yes, as long as you specify the approximate number of speakers. AI-based speaker diarization assigns sections to the respective speakers.
How am I legally allowed to use the recording?+
You must be authorized to process the recording yourself (e.g. because the instructor allowed recording). Details are in our Terms of Use and Privacy Policy.
Can I export the transcript for exam prep?+
Yes. After transcription, download the result as a Word or PDF file — formatted with speakers and timestamps.
Do I need an account or minute plan?+
No. No account or login is required, and there is no paid minute plan or daily freemium quota. Technical anti-abuse limits apply.
How long is processing data retained?+
Replicate removes API prediction inputs, outputs, files, and logs after about one hour by default. Sprechverlauf does not permanently store audio or transcript content on its own server.