Ask anything, by voice or by typing. Biro draws the answer on a whiteboard, labels it, and explains each step while you talk.
Ask a question the way you would ask a friend, or add a PDF or a photo of your notes.
It sketches the diagram, labels the parts, and talks you through each step as it draws.
Ask a follow-up, move things around, or draw on it yourself. The board keeps everything in one place.
Ask how the heart works and get a labelled diagram with the blood flow traced.
Force diagrams drawn to scale, with the equation worked out beside them.
Supply meets demand, so the price settles at E.
Upload a chapter. Biro highlights what matters and redraws it as a picture.
Think out loud. Biro turns loose ideas into notes and groups them.
Lay out a week of real work: tasks, deadlines, and what to do first. Biro moves things around when plans change.
Have a conversation by voice. Biro answers out loud while it draws.
Circle something, sketch an arrow, or add your own notes. Biro sees what you add.
PDFs and photos of notes become diagrams, summaries, and practice questions.
Biro asks a quick question at the end so you know it clicked.
For trying Biro and everyday questions.
For studying and working with Biro every day.
Paid plans aren’t open yet. Start free now; Pro is yours to choose when paid plans open.
Anything you would want explained with a picture: a biology system, a physics problem, a chapter you are reading, or a plan you are trying to sort out. Biro chooses whether to draw a diagram, a graph, a timeline, or a set of notes.
Yes. Everything on the board is editable. Move it, delete it, draw over it, or ask Biro to redo one part.
Add a PDF or a photo of your notes, and Biro pulls out the key ideas and draws them next to the source.
Free gives you 70 typed answers a day, and the board always shows how many are left today. Pro, when paid plans open, has unlimited typed answers within fair use and adds voice, so you can talk to Biro and hear it explain.