Turn messy lectures into clean study tools.

Drop in videos, PDFs, screenshots, and notes. Tetrad turns them into flashcards, mind maps, summaries, and practice questions.

Start freeSee how it works

How it works

Inputs in. Study tools out.

Inputs

  • PDFs
  • YouTube videos
  • Screenshots
  • Notes
  • Formula sheets
  • Slides

Outputs

  • Flashcards
  • Mind maps
  • Summaries
  • Practice questions
  • Study guides
  • Organized cards

Plans

Start free. Scale when you need more.

Student discount available.

Free

CA$0

Try Tetrad on real course material — notebooks, maps, flashcards, and Ask.

  • 10 notebooks / month
  • 20 MB uploads
  • Single-source notebooks
Start free

Premium

Student discount

CA$9.99/month

CA$6.99/monthwith .edu

Heavier study workflows — more notebooks, bigger uploads, multi-source courses.

  • 50 notebooks / month
  • 30 MB uploads
  • Multi-source notebooks
Request access

Payments are not live yet. Premium access is available by request.

Built with student privacy in mind.

Your study materials should stay yours. Tetrad is designed around clear data handling and student-first control.

Read our privacy policy