Simple, transparent pricing
Unlock the complete curriculum and practice arena. Get interview-grade knowledge built specifically for advanced frontend engineers.
Free Tier
Build a solid foundation across all web domains.
$0/ forever
- ✓Access to all 315 text lessons
- ✓Access to 50 interactive code challenges
- ✓Embedded visualizers and interactive steppers
- ✓Dark / light mode toggling and local progress saving
Recommended
Pro Membership
Unlock the entire vault, run tests, and prepare for interviews.
- ✓All 133 practice arena challenges (adds 83 Pro challenges)
- ✓Advanced topics (OAuth, JWT rotation, advanced state patterns)
- ✓AI Tutor integrations & custom solution review (F3/F6)
- ✓Unlimited code executions & compiler runs in our sandbox