Paste any YouTube link — a lecture, conference talk, or seminar — and get a full transcript, structured summary, and recall prompts. No downloading. No rewatching.
✨ Free to start. 30 free minutes included!
Built for students and researchers who use YouTube as a serious learning resource.
Get intelligent summaries and key insights powered by OpenAI and DeepSeek. Chat with your transcripts to understand main points instantly.
Powered by state-of-the-art Whisper models for industry-leading accuracy. Handles accents and background noise.
Provide domain-specific terms and key concepts to improve transcription accuracy for technical interviews, medical discussions, and specialized fields.
Automatically identify and label different speakers in your recordings. Perfect for interviews and meetings.
Make quick corrections to text and speaker labels directly in the transcript. Perfect for fixing any transcription errors or updating speaker names.
Supports English, Chinese, Spanish, Japanese, German, French, Italian, and Dutch with automatic detection.
Whether you're revising for an exam, writing a dissertation, or preparing teaching materials
From YouTube link to structured understanding in four steps
Copy the URL of any YouTube lecture, conference talk, seminar, or educational video. No file download or conversion needed.
Select language (or use auto-detection), enable speaker identification for talks with Q&A, and add subject-specific terminology to sharpen accuracy.
Receive a full searchable transcript plus an AI-generated summary, structured outline, and key concepts — all in minutes.
Ask follow-up questions, generate recall prompts to test your understanding, then export notes in your preferred format.
Start free, then unlock more when you need it.
It works best with content-dense spoken material: recorded university lectures, academic conference talks, research presentations, seminar series, and educational talks. Videos require audio in a supported language (English, Chinese, Spanish, Japanese, German, French, Italian, or Dutch).
No. Just paste the YouTube URL directly into Alfie. There is no need to download or convert the video file yourself.
Most YouTube videos are processed within 2–5 minutes depending on length. A 90-minute lecture typically takes around 3–4 minutes to transcribe and summarise.
Yes. Once the transcript is ready, you can ask Alfie follow-up questions about the material, request explanations of specific concepts, or generate recall prompts for active revision. This requires a Pro or Max plan.
Enable speaker identification in your settings. Alfie will automatically label different speakers in the transcript, which is useful for lectures with Q&A sessions, panel discussions, or recorded seminars.
We achieve 95%+ accuracy in identifying speakers, even with similar voices or accents. Perfect for professional interview analysis.
We support a wide range of audio and video formats. Reach out if you don't see your desired format listed.
Audio formats: FLAC, MP4, M4A, MPEG, MP3, AMR, AAC, MPGA, OGG, WAV, WEBM, OGA
Video formats: MP4, AVI, MOV, QUICKTIME, WMV, FLV, WEBM, MKV
It varies based on the length of the file. Most files are transcribed within 1-3 minutes. You'll get instant notifications when your transcript is ready.
We support English, Chinese (Mandarin & Cantonese), Spanish, Japanese, German, French, and more. Automatic language detection is included.
Yes, use our browser-based editor to make corrections on the transcript and speakers before exporting.
Yes, you can cancel your Pro subscription anytime with no questions asked. You'll retain access until the end of your billing period.
Stop bookmarking videos you never revisit. Paste a link, get structured notes, and actually learn from the content.
No credit card required • 30 minutes free to start