Leetcached

🧠 Never Forget a LeetCode Solution Again

LeetCached uses spaced repetition — the same science-backed technique used by medical students and language learners — to help you permanently retain coding patterns and problem-solving techniques.

How It Works

Solve a LeetCode problem
LeetCached automatically detects your accepted submission and prompts you to add it
Choose a review schedule (Standard, Intensive, or Relaxed)
Get reminded to review at optimal intervals (1, 3, 7, 14, 30 days)
Build lasting knowledge, not just short-term memory

✨ Features
Auto-Detection — Automatically captures accepted submissions
One-Click Add — "Add to LeetCached" button right in LeetCode's toolbar
Smart Scheduling — Preset intervals based on proven spaced repetition research
Custom Presets — Create and edit your own review schedules
Calendar View — Visual overview of upcoming reviews
Problem Management — Edit, reschedule, or remove problems anytime
Beautiful Design — Material Design components with a dark Tokyo Night theme
Built-in Help — Getting started guide and FAQs right in the extension (optional)

🔒 Privacy First
All data stored locally on your device
No accounts, no tracking, no external servers
Your solutions stay yours
Perfect For

Interview preparation
Competitive programming practice
Building long-term algorithmic knowledge
Anyone tired of re-solving the same problems
Stop grinding. Start retaining. Download LeetCached today.