Onyx

Any book. Mastered.

Upload it. Onyx turns it into bite-sized lessons, quizzes and podcasts. Done in 20 minutes a day.

Students' marks up 22.5% on average

7-day money-back guarantee

4.8 from 3023 student reviews

+22.5%

average mark improvement

48 hrs

to see better results

5 min

from scribbles to study notes

~50%

gain after one full day of studying

"I'll read it someday"

Book in. Skill out.

Here's how any book becomes a skill on Onyx.

  1. Day 1

    Drop in any book

    Textbook, PDF or ebook. No planning, no deciding where to start.

  2. Day 1

    Your learning path is built

    The whole book, split into short lessons in the right order.

  3. Week 1

    First chapters mastered

    20 minutes a day. A quick quiz after every lesson proves it stuck.

  4. Week 3

    Skill unlocked

    You don't just finish the book. You can actually use it.

Sound like you?

Big books stall most people. It's not you, it's the format.

You bought the book, read chapter one, and it has been on your shelf ever since.

You're changing careers and need to get up to speed, fast.

You have a professional exam coming and a 600-page textbook to get through.

You only have 20 minutes a day, and don't want to waste them re-reading.

Onyx gives you a clear path through any book, one small win at a time.

From a PDF to a learning path

Real screens from Onyx.

All your subjects, organised in one place.

All your subjects, organised in one place.

Upload your notes. Your learning path builds itself.

Upload your notes. Your learning path builds itself.

Clear modules, one step at a time.

Clear modules, one step at a time.

Your whole course, mapped out. Nothing gets missed.

Your whole course, mapped out. Nothing gets missed.

Study guides that explain it simply, with a tutor on the side.

Study guides that explain it simply, with a tutor on the side.

Every section comes with its own study tools.

Every section comes with its own study tools.

Flashcards, quizzes, mock exams, slides and more.

Flashcards, quizzes, mock exams, slides and more.

Make as many study tools as you need.

Make as many study tools as you need.

Interactive slides with knowledge checks built in.

Interactive slides with knowledge checks built in.

Concept maps that unlock as you prove you get it.

Concept maps that unlock as you prove you get it.

Timed mock exams, just like the real thing.

Timed mock exams, just like the real thing.

See exactly where you went wrong, and why.

See exactly where you went wrong, and why.

Meet Flint, the study buddy who keeps you coming back.

Meet Flint, the study buddy who keeps you coming back.

Swipe to see more →

How it works

1

Upload

Drop in a textbook, PDF, ebook or course notes.

2

Get your roadmap

Onyx breaks it into bite-sized sections in the right order.

3

Learn it simply

Each section becomes a clear study guide, with a tutor to ask anything.

4

Make it stick

Quizzes, flashcards and podcasts lock it into memory.

Pick your plan

Unlimited books, unlimited help. Cancel anytime.

R499R399/sem

Access until 31 Dec 2026

Unlimited, one payment for the semester.

No subscription — single once-off payment. No auto-renewal.

  • AI Tutor trained on your notes
  • Unlimited AI generations
  • Every study tool included
  • New tools & features when released
  • 7-day money-back guarantee

That thing you've always wanted to learn? Start today.

Try it, and if it doesn't help you learn, you get your money back.

7-day money-back guarantee

Frequently asked questions

Everything you need to know about Onyx AI.