Upload a YouTube video, PDF, audio file, or image. CastIQ extracts the transcript and lets you generate notes, summaries, flashcards, quizzes, and presentations — all powered by AI.
How it works
Paste a YouTube link or drop a file — PDF, DOCX, image, audio, or video. Any format, any domain.
Our backend processes your content asynchronously and extracts a full, searchable transcript.
Pick an output — notes, summary, flashcards, quiz, or a slide deck — and get it in seconds.
Input formats
CastIQ handles every common format — no conversion needed.
YouTube Videos
Paste any YouTube link and extract the full transcript 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 from your content.
Summary
A concise markdown summary with key points and a conclusion — ready to share.
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, downloadable as a .pptx file.
Upload a file or paste a YouTube link — your first workspace is one click away.
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