AlgoPattern vs Codey

AlgoPattern helps you build pattern recognition for coding interviews through short, focused DSA practice. Instead of jumping straight into full coding problems, train the skill that comes first: recognizing which algorithmic pattern a problem is testing. Complete a quick practice session featuring common patterns such as Two Pointers, Sliding Window, Hash Maps, Binary Search, and more. Review short explanations, track your progress, and build stronger coding interview instincts one small session at a time. WITH ALGOPATTERN, YOU CAN: • Complete a focused daily quiz • Practice common data structure and algorithm patterns • Answer interview-style multiple-choice questions • Review explanations after each answer • Track your streak, XP, accuracy, and practice history • Compete on weekly and all-time leaderboards • Unlock unlimited practice with AlgoPattern Pro AlgoPattern is designed for students, aspiring software engineers, and early-career developers who want a more approachable way to prepare for LeetCode-style technical interviews. Whether you are just beginning to study data structures and algorithms or want to stay consistent between longer practice sessions, AlgoPattern turns spare minutes into meaningful interview preparation. A subscription is required to access Pro features. Monthly, yearly, and lifetime plans are available. AlgoPattern is an independent app and is not affiliated with or endorsed by LeetCode. Terms of Use: https://algopattern.app/terms

Learn to code the fun way — no experience needed. Codey turns learning to program into a game. Instead of staring at a blank screen, you drag colorful code blocks into place to write real Swift — the same language used to build iPhone and Mac apps. Solve bite-sized puzzles, earn XP, build a daily streak, and watch your skills grow one lesson at a time. WHY CODEY • Real code, not toy syntax — you write actual Swift from day one • Game-style lessons — drag blocks, solve puzzles, earn XP and badges • Truly for beginners — every idea explained in plain language • Learn by doing — a free Playground to experiment anytime • Your two modules are completely free • No-ads.!!! ALWAYS WHAT YOU'LL LEARN 15 modules • 90 lessons • hundreds of hands-on challenges — from your very first line of code to building real apps: • Fundamentals: types, printing, variables, conditionals • Loops & collections, functions & closures • Optionals, object-oriented programming, and advanced topics • Building apps: SwiftUI, networking, saving data, app architecture, testing, accessibility & animations ALSO INSIDE • Daily challenges to keep your streak alive • Mastery quizzes to lock in each module • Shareable certificates when you finish a module • A home-screen widget for your streak • Available in English and Greek Start free today and write your first line of code in minutes.