Codexa: Learn Code

Mohit Agarwal Apps

About this app

📱 Codexa — Learn Programming. Anytime. Anywhere. Offline.

Whether you're a complete beginner or brushing up on your skills, Codexa is your all-in-one pocket guide to mastering the world's most important programming languages — C, C++, Java, Python, and JavaScript.

No internet. No account. No distractions. Just you and code.

📚 LANGUAGES

Every language is covered from the ground up — from your very first "Hello, World!" all the way to advanced concepts used by professional developers.

🔵 C — Understand how computers really work. Master memory, pointers, and the foundation every other language is built on.

🔷 C++ — Level up with Object-Oriented Programming, the STL, templates, and modern C++17/20 features.

☕ Java — Learn the language that powers Android, enterprise software, and millions of backend systems worldwide.

🐍 Python — The most beginner-friendly language on the planet. Great for data science, automation, AI, and web development.

🟡 JavaScript — Build the web. Learn the only language that runs natively in every browser.

✨ WHAT MAKES CODEPATH DIFFERENT

✅ 100% Offline — Every lesson, quiz, and code example works without an internet connection. Learn on the metro, on a flight, anywhere.

✅ Real Code Examples — Every concept comes with actual, correct, runnable code snippets — not dumbed-down pseudocode.

✅ Syntax Highlighting — Code is displayed with professional colour-coded syntax highlighting, just like a real IDE.

✅ Quizzes After Every Lesson — Test your understanding with 5 carefully written questions per lesson. Get instant feedback and explanations for every answer.

✅ Track Your Progress — See exactly how far you've come. Completion rings, XP points, streaks, and per-topic progress bars keep you motivated.

✅ Achievements & XP — Earn XP for every lesson and quiz. Unlock 20+ achievement badges as you hit milestones.

✅ Bookmarks — Save any lesson to revisit later. Your bookmark list is always one tap away.

✅ Language Comparison — See the same concept written in two different languages side by side. Perfect for understanding the differences between languages.

✅ Powerful Search — Instantly search across all lessons, topics, and languages to find exactly what you need.

✅ Dark & Light Mode — Easy on your eyes day or night. Follows your system setting automatically, with a manual override.

✅ Beginner to Advanced — Each topic is tagged with a difficulty level so you always know what to tackle next.

✅ Tips & Warnings — Every lesson includes pro tips and common mistake warnings written by developers, for developers.

🎯 WHO IS THIS APP FOR?

→ Students learning programming for the first time
→ College and university students preparing for exams
→ Developers switching from one language to another
→ Job seekers preparing for technical interviews
→ Professionals who want to add a new language to their skillset
→ Anyone curious about how software is built


🔒 PRIVACY — WE COLLECT NOTHING


Codexa is completely private by design.

→ No account or sign-up required
→ No personal data collected
→ No internet permission
→ No ads, ever
→ No in-app purchases
→ All your progress is stored only on your device
→ Uninstall the app and every trace of it is gone

📖 SAMPLE TOPICS COVERED

Variables & Data Types • Operators • Control Flow • Functions • Arrays • Pointers (C/C++) • Object-Oriented Programming • Classes & Objects • Inheritance • Polymorphism • Interfaces • Exception Handling • Collections & STL • Generics • Lambdas & Streams • File Handling • Recursion • Sorting & Searching • Memory Management • Async / Promises (JavaScript) • DOM Manipulation • Python Decorators & Generators • Modern ES6+ Features • and much more.