Paste a YouTube URL or upload a file. In seconds, get AI-generated notes, flashcards, quiz, summary, or slides — in 10+ languages.
How it works
Paste a YouTube URL (videos or playlists), or upload a PDF, DOCX, image, audio, or video file.
CastIQ automatically extracts the full transcript or text — no manual work needed.
Pick notes, summary, flashcards, quiz, or slides. Get structured AI output in seconds, in your language.
Input formats
CastIQ handles every common format — no conversion needed.
YouTube Videos & Playlists
Paste any YouTube video or playlist link and extract transcripts automatically.
PDFs & Documents
Upload PDF, DOCX, or DOC files and extract their full text content.
Images
Extract text from PNG, JPG, and WEBP images using OCR.
Audio Files
Transcribe MP3, WAV, and OGG audio with speaker diarization.
Video Files
Upload MP4, MOV, or WEBM video files and get a full transcript.
Output formats
Each output is generated independently — pick what you need, when you need it.
Notes
Structured, heading-organized notes that capture the core ideas. Export as PDF or Markdown, or share with a public link.
Summary
A concise markdown summary with key points and a conclusion. Shareable via link or downloadable as PDF.
Flashcards
Term-and-definition cards with flip animations, shuffle, and keyboard navigation.
Quiz
Multiple-choice questions with instant feedback, explanations, and a score screen.
Presentation
A slide deck generated from your content. Download as .pptx or share a slide preview link.
New accounts get 50 quota — no credit card required. Try notes, a quiz, or flashcards on any YouTube video.
Create free accountSign up free and generate your first notes, quiz, or flashcards in under a minute.
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