Features
Interactive browser-based code playground
AI personal tutor for code explanation and debugging
Courses in 20+ programming languages
Streak tracking and daily habit gamification
Global leaderboards and friendly competition
Shareable certificates upon course completion
Built-in code editor with test cases and console
Free developer tools: formatters, converters, generators
Embeddable code editor for third-party websites
Cheat sheets for Git and programming languages
Algorithm and data structure visualizations
Mobile apps for iOS and Android (4.9-star ratings)
Audio narration for lessons
Quiz and reference mode for self-testing
Team plan for business onboarding and tracking
AI tutors with distinct personas (Raika, Tama, Skye, Camila, Min-Jun)
Real-time pronunciation correction
Grammar and word choice feedback
Native language interface for beginners
Personalized adaptive study plan
Soft, balanced, and strict feedback modes
Free conversation on any topic
Structured grammar exercises
Vocabulary building exercises
Listening and reading comprehension
Progress tracking with mistake review
Smart prompts for conversation flow
Accent and intonation feedback
Available on iOS and Android
Real-time speech recognition for multiple languages
