CodeCrush Pro vs CS Micro

Practice coding interviews anywhere with CodeCrush — a clean, focused app built for learning data structures and algorithms in Python. Solve Real Problems 85+ hand-picked problems across Easy, Medium, and Hard — covering arrays, strings, trees, graphs, dynamic programming, linked lists, and more. Each problem includes examples, hints, and an optimal solution explanation. Write Code, Get Instant Feedback A built-in Python editor with syntax highlighting, a real-time linter, and pinch-to-zoom font sizing. Run your code against test cases and see results instantly. Stay Consistent with Daily Challenges A new challenge every day to keep you sharp. Build streaks, filter by difficulty, and share your progress with friends. Track Your Growth Earn XP across skill categories like Arrays, Trees, Dynamic Programming, and more. Level up skills, unlock achievements, and see your progress on a detailed profile. Features: - 85+ coding problems (Easy, Medium, Hard) - Python code editor with syntax highlighting - Built-in Python linter - Instant code execution with test cases - Daily challenges with streak tracking - XP system with skill-based leveling - 18 unlockable achievements - Hints and solution explanations - Difficulty filtering - Share streaks and solutions - iPad support - Works beautifully in dark mode Whether you're preparing for technical interviews or just love solving problems, CodeCrush makes it easy to practice a little every day.

CS Micro-Lessons makes learning computer science intuitive, engaging, and memorable. Complex topics are broken down into short, focused lessons with clear explanations, real-world analogies, visual examples, and practical applications. WHAT YOU'LL LEARN • Data Structures — Arrays, Linked Lists, Trees, Graphs, Hash Tables • Algorithms — Sorting, Searching, Recursion, Dynamic Programming • Operating Systems — Processes, Memory Management, File Systems, Scheduling • Databases — SQL, Indexing, Transactions, Normalization • Networking — TCP/IP, HTTP, DNS, Security Protocols • Cybersecurity — Encryption, Authentication, Common Vulnerabilities • Software Engineering — Design Patterns, Testing, Version Control • Artificial Intelligence & Machine Learning — Neural Networks, Training, Model Evaluation • Cloud Computing — AWS Fundamentals, Containers, Serverless Architecture • Distributed Systems — Replication, Consensus, CAP Theorem • Compilers — Parsing, Optimization, Code Generation • Plus 8 additional core computer science subjects KEY FEATURES • 580 bite-sized lessons across 19 comprehensive modules • Visual analogies that simplify difficult concepts • Code examples with time and space complexity analysis • Checkpoint questions to test your understanding • AI-powered voice explanations and personalized feedback • Spaced repetition for long-term retention • Progress tracking and study streaks • Offline-first learning experience PERFECT FOR • Computer Science students preparing for exams • Self-taught developers filling knowledge gaps • Software engineering interview preparation • Professionals refreshing foundational concepts • Anyone curious about how computers really work Start with 3 free modules and explore the fundamentals. Unlock the complete curriculum with a one-time purchase and build a deep understanding of computer science at your own pace.