Master DSA through Understanding
Your AI tutor helps you work through problems step by step, building real problem-solving skills that stick. No shortcuts — just clear, focused learning that makes sense.
Everything you need to succeed
Our AI-powered platform combines the best of personalized tutoring with modern learning tools.
Intuitive Learning
Build deep understanding through guided discovery, not rote memorization.
Knowledge Memory
Your AI tutor remembers your progress and adapts to your learning style.
Smart Hints
Get personalized hints that guide you to the answer without giving it away.
Focused Practice
Practice problems tailored to reinforce concepts you're working on.
Code Editor
Write, run, and debug code directly in your browser with instant feedback.
Socratic Method
Learn through guided questions that build critical thinking skills.
How it works
Get started in minutes and begin your journey to mastery.
Choose a Topic
Select from our curated DSA curriculum or start where you left off.
Learn with AI
Your AI tutor explains concepts and guides you through examples.
Practice & Code
Write code, get instant feedback, and learn from your mistakes.
Master & Progress
Build lasting knowledge and track your growth over time.
"The best way to learn is not to be told the answer, but to be guided to discover it yourself. That's what makes knowledge stick."
— The Philosophy Behind OnLearn
Ready to transform your learning journey?
Join thousands of learners who are mastering DSA through understanding, not memorization. Start your journey today.
No credit card required • Free for basic features