Devv 30 vs Kotlin Academy

With Devv 30, anyone can learn to code — even penguins. Build apps and websites, become a developer, and land your dream job. With Devv 30, you can become a programmer in just 30 days, with only a few minutes a day. Used by thousands of students, Devv 30 is the easiest and most effective way to learn programming — including HTML, CSS, JavaScript, TypeScript, Python, SQL, and more. Our programming courses and lessons are designed for everyone, even complete beginners with no prior experience. If you’ve never written a line of code but want to level up your skills and take advantage of the massive opportunities available to coders (Python, JavaScript, TypeScript, HTML, SQL), Devv 30 is the perfect app to dive into the world of programming. Install it now and start learning with short, hands-on, engaging lessons that fit right into your day. Devv 30 makes learning to code as simple and intuitive as possible. Our curriculum is built by industry professionals and helps you practice by building real-world projects using HTML, JavaScript, CSS, Python, and SQL. You’ll be able to create a strong portfolio or resume and prepare for real job opportunities. We’ve even added new courses on artificial intelligence (AI)! With Devv 30 you can: - Write your first line of code in just 3 minutes - Learn popular programming languages and tools: Python, JavaScript, HTML, SQL, CSS, AI - Code through fun exercises and 30-day challenge paths - Run your code directly in the app - Build a portfolio of real projects (perfect for your resume) - Earn a programming certificate to showcase your skills Just a few of the programming paths inside Devv 30: - Python Path: Learn AI and Data Science with 2,800+ exercises, 59 key concepts, and 35 real-world projects - Web Development Path: Build websites with over 15,000 exercises, 93 concepts, and 82 projects in HTML, CSS, and JavaScript - SQL Course: Gain data science skills and learn how to analyze data effectively - TypeScript Course: Master one of the most in-demand languages in today’s job market What Dev 30 students are saying: - "I wanted to learn a bit of basic coding... This app is incredibly easy to use, and the lessons are short but super effective." – Marco R. - "I started coding with Devv 30 a few days ago and I already understand how web pages are built! I recommend it to anyone who wants to start coding." – Perseus B. Why users love Dev 30: - Write your first line of code in just 3 minutes - Learn HTML, CSS, JavaScript, Python, SQL, and more - Get a programming certificate - Practice with real-world projects (like building a YouTube clone) - Just a few minutes a day is enough - Compete with other users, earn points, and win prizes! - Learn a full programming language - Build your resume and find a job Devv 30 makes programming easy and fun. Our expert-built lessons guide you step by step, letting you practice on real projects and complete exciting challenges. Whatever your goal is, Devv 30 will help you reach it fast. Want to build a website to share cat photos? No judgment. Want a new career? We’ve got you covered. Devv 30 prepares you for careers like: - Fullstack Developer - Backend Developer - App Developer - AI Programmer Download Devv 30 today and start your 30-day coding challenge! --- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://devv.notion.site/devv-30-privacy-policy

Kotlin Academy: Master Kotlin Development Learn Kotlin programming through hands-on exercises and beginner-friendly projects. Perfect for aspiring developers, programming students, and anyone building a strong foundation in Kotlin syntax, core features, and modern application development. What You’ll Learn Progressive Learning Path Start with the basics and advance through practical projects: Foundation Level * Programming Fundamentals with Kotlin Tutorial * Kotlin Hello World – Basic syntax and the println() function * Kotlin Simple Calculator CLI – User input, arithmetic operations, and command-line interfaces Intermediate Concepts * Kotlin Todo List – Collections, functions, and data management * Kotlin Temperature Converter – Unit conversion and mathematical operations * Kotlin Guess the Number – Random number generation, loops, and user interaction * Kotlin Rock, Paper, Scissors – Conditionals, game logic, and when expressions * Kotlin Simple Quiz – Control flow, scoring, and state management Advanced Applications * Kotlin Word Counter – String processing, regular expressions, and collections * Kotlin Palindrome Checker – String manipulation, extension functions, and algorithms * Kotlin Fibonacci Sequence – Recursive functions, loops, and sequence generation * Kotlin Simple Banking System – Classes, data classes, and basic object-oriented design * Kotlin File Reader – File I/O, java.io interop, and exception handling * Kotlin Simple Chatbot – String processing, pattern matching, and basic AI logic * Kotlin Simple Timer – Coroutines, delay functions, and countdown logic Capstone Projects * Kotlin Expense Tracker CLI – Data classes, file storage, and CSV serialization * Kotlin Markdown to HTML Converter – String manipulation, regex, and text processing * Kotlin Batch File Renamer – File and path APIs, batch processing, and CLI flags * Kotlin JSON Formatter & Validator – kotlinx.serialization, JSON parsing, and error handling * Kotlin Code Line Counter – Directory traversal, file walking, and string analysis * Kotlin Website Status Checker – HttpClient, coroutines, and concurrent programming Key Features Comprehensive Content * Step-by-step tutorials with practical code examples * Syntax-highlighted Kotlin snippets * Focus on null-safety and idiomatic patterns * Hands-on exercises reinforcing theory Interactive Learning * 30 coding challenges per unit * 100 Kotlin coding challenges total * Kotlin Cheatsheet – quick reference for essential syntax and core concepts * Kotlin Flashcards – 360 targeted flashcards across 12 Kotlin units * Daily coding problems Mobile-Optimized * Learn on any device * Offline access available * Built-in progress tracking * Clean, focused interface * Regular updates with new content * 15 UI themes including dark mode * 15+ interface languages Benefits * Write Kotlin code from day one * Build portfolio projects * Learn at your own pace * Structured skill progression Perfect For * Aspiring Kotlin developers – Building a solid foundation from scratch * Students & educators – Structured curriculum for programming fundamentals * Experienced programmers – Transitioning from Java/Python and exploring advanced features * Backend developers – Modern JVM development * DevOps & automation engineers – CLI tools, scripting, build automation Why Choose Kotlin Academy? Unlike lengthy documentation or scattered tutorials, Kotlin Academy delivers focused, hands-on learning that fits your schedule. Each lesson takes just 30–120 minutes and teaches immediately applicable skills—you’ll be writing real Kotlin code from day one. Start your Kotlin journey today with Kotlin Academy’s proven, project-driven approach to mastering modern development.