Bo reads your exact lectures and answers from them, not from a generic textbook. Every answer comes with the page it used, so you can verify in one tap.
Ask Bo
A tutor who has read every lecture.
Bo reads every lecture you upload and answers from your own course, with the page behind each claim. Ask it to explain, quiz you, or build a full study set. It tracks what you know and tells you what to study next.
Built only from your own course.
Explain the Krebs cycle like I'm stuck.
How Bo makes it.
01
Upload your course
Lectures, slides, scanned notes, a YouTube lecture, even a photo of the whiteboard.
02
Bo reads every page
It maps your topics and how they connect across lectures.
03
Ask in plain words
Get a cited answer, a quick quiz, or a full study set. Bo asks if it needs to narrow things down.
Ask for anything.
Bo builds the right study tool from your own course, then cites it back to the page. You never leave the chat.
Flashcards
“Make me a deck for chapter 4”
Mock exams
“Build a 20-question mock exam”
Study guides
“Write a study guide for the midterm”
Summaries
“Sum up Friday's lecture in 5 points”
Mind maps
“Map how these ideas connect”
And more. Just ask.
Quizzes, cheat sheets, practice problems. If it helps you study, Bo can build it from your own course.
No more guessing
Stop digging through your notes. Just ask them.
It remembers
It knows what to study next.
Bo tracks every concept across your lectures, sees what is slipping, and tells you where to put your time before the exam. Your whole course, in one head.
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- ATP synthesisStudy next
- GlycolysisSolid
- Krebs cycleStrong
Why Bo
An AI tutor that actually knows your course
Bo builds full study tools on request. Flashcards, practice exams, study guides, summaries, mind maps. All from your own course, all cited.
Bo remembers what you have practiced, spots the gaps, and tells you where to put your time next. The longer you use it, the more it knows about your course.
What you get
Everything, from your own course.
- Answers only from your own course
- A page you can open behind every claim
- Sees the exact card or question you have open, so a plain why? is enough
- Gives a guiding hint first when the answer is still hidden
- It says not in your materials instead of guessing
- Flashcards, quizzes, exams, and study guides built live while you watch
- Tracks what is slipping and what to study next
One Bo. Every study tool.
Free to start
Start studying.
Upload your course and ask Bo anything. No card required.
FAQ
Questions, answered.
No. Bo only pulls from the lectures and notes you upload. Every answer includes a citation to the page it used, so you can open the source and verify in one tap. If your material does not cover the question, Bo tells you instead of inventing an answer.
PDFs, slide decks, scanned notes, photos of a whiteboard, YouTube lectures, and web pages. Upload a single chapter or your whole course. Bo reads scans and handwriting with vision, and video citations jump to the exact second in the player.
Yes. Ask in plain language, for example \'build me a 20-question exam on chapter 3\' or \'write a study guide for the midterm.\' Bo generates it from your uploads with citations, and you can open, edit, or ask Bo to regenerate.
Yes. StudyPDF runs in your browser on desktop and phone, and your courses stay in sync. Open Bo between classes to ask about the lecture you just left, or review flashcards on the way to the library.
For most students, yes. The free tier covers uploading your course, asking Bo, and generating the core study tools through a typical term. Upgrade to Pro or Ultra when you need higher limits, faster generation, or heavier exam seasons.
ChatGPT answers from the whole internet. Bo answers only from your course. That means fewer generic textbook answers and fewer made-up details. You get cited pages, memory of what you are weak on, and study tools built from the same material.
Yes. Bo tracks what you have practiced, what you got right, and what is slipping. It can nudge you to refresh weak spots and picks up where you left off next week or next semester, as long as the course is in your account.