Master LeetCode with Spaced Repetition
Stop forgetting solutions. Our SM-2 algorithm schedules reviews at the optimal time, so problems stick in your long-term memory.
SM-2 Algorithm
Science-backed learning
The same algorithm used by Anki. Rate your performance and we'll calculate the perfect time for your next review.
Curated Problem Sets
NeetCode 150 & LeetCode 75
Start with battle-tested problem collections. Focus on what matters for coding interviews.
Track Your Progress
Streaks & statistics
Build consistency with streak tracking. Watch problems move from "learning" to "mastered".
How It Works
1
Choose a Problem Set
Select NeetCode 150 or LeetCode 75
2
Solve Problems
Open LeetCode, timer starts automatically
3
Rate Your Performance
Again, Hard, Medium, or Easy
4
Review at the Right Time
We schedule your next review optimally