Record a lecture.
Study it tonight.
Laxu AI is a free AI study tool that turns audio recordings into flashcards, notes, and quizzes. Upload lecture recordings or audio files and get structured study materials — automatically transcribed and organized in under 2 minutes.
Try It FreeNo credit card · 1 free upload
A full set of flashcards from one lecture.
No more scrambling to write everything down.
Without Laxu
- Frantically scribble during the lecture
- Miss key points while writing
- Messy, incomplete notes to study from
- Spend hours rewriting into flashcards
- Forget most of it by exam day
With Laxu
- Record or upload the lecture audio
- AI transcribes every word accurately
- Flashcards generated from key concepts
- Study notes and quizzes included
- Review the same night, retain long-term
Students forget 70% of a lecture within 24 hours unless they actively review the material.
Based on Ebbinghaus' forgetting curve research.
Built for
College students
Lecture recordings, Zoom classes, seminars
Medical students
Anatomy lectures, clinical case discussions
Language learners
Listening exercises, conversation practice
Professionals in training
Workshops, certification prep, continuing education
What you get
- Full audio transcription
- AI flashcards from key concepts
- Structured study notes
- Practice quizzes with explanations
- Works with MP3, M4A, WAV, and more
- Recordings up to 2 hours
Common questions
How do I convert a lecture recording to flashcards?
Upload your audio file (MP3, M4A, WAV, etc.) and Laxu AI transcribes it, extracts key concepts, and generates flashcards, notes, and quizzes automatically.
What audio formats are supported?
We support MP3, M4A, WAV, and most common audio formats. Recordings up to 2 hours work best for accurate transcription.
How long does transcription take?
Most lectures are transcribed and converted to flashcards within a few minutes, depending on length and audio quality.
Does it work with podcasts and video audio?
Yes! Any audio content works—lectures, podcasts, audiobooks, or extracted audio from videos.
Do I get free uploads?
Yes. Free accounts get 1 upload to try all features. You can also create flashcards manually with no limit. Pro starts at $4.99/month for unlimited uploads.
2 min
Processing time
30+
Flashcards per upload
3 tools
Flashcards + notes + quizzes
$0
Free to start
How Laxu AI compares for audio to flashcards
Most tools only transcribe. Laxu AI creates study materials.
| Feature | Laxu AI | Otter.ai | Quizlet | Anki |
|---|---|---|---|---|
| Audio transcription | ||||
| AI flashcards from audio | ||||
| AI notes from audio | ||||
| AI quizzes from audio | ||||
| PDF & image upload | ||||
| Spaced repetition | ||||
| Price | Free / $4.99 | Free / $16.99 | Free / $7.99 | Free |
Ready?
Upload one lecture. Flashcards in minutes.
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