Learn Ruby programming with guided lessons on your phone. Complete exercises and track progress. Access code examples and practice writing scripts. Receive feedback on code submissions. Sync learning history across devices.
by Dalvin Digital Design LLC★ 5.02 ratingsDeveloper ToolsFreeData updated 2026-09-06
Practice emotional connection and communication skills through guided exercises and -building tools. Track progress with weekly goals and reflections. Access expert-led content for healthier interactions and stronger relationships.
Through a structured course covering the alphabet, vocabulary, and listening practice with native audio. Practice reading and writing. Study at your own pace with no daily limits. Use review mode to reinforce learning.
Teaches basic words through interactive games and animations. Includes pronunciation guides, vocabulary flashcards, and progress tracking. Features a reward system to encourage consistent learning. Supports parental controls and offline access.
Learn Chinese with interactive lessons and practice
Learn Chinese with structured lessons covering HSK Levels 1–6. Practice vocabulary, grammar, and pronunciation. Take tests with over 135 questions. Track progress and receive feedback. Access audio and visual materials for immersive learning.
Access courses in a mobile-friendly format with flashcard-style review sessions. Sign in with an account to view supported content. Some materials require a paid subscription on .io. Track progress and practice skills on the go.
Access and practice interview questions covering Java, concurrency, Redis, Spring, and more. Solve problems in areas like backend development, frontend frameworks, mobile technologies, and computer fundamentals.
Language from beginner to advanced levels without registration. Access offline lessons and exercises. Practice phrases and vocabulary through interactive activities. Track progress and review content anytime.
Practice questions with instant answer access. Review detailed explanations for each question. Track progress through completed exercises. Focus on accurate -style content without textbook references.
Write and run code on mobile devices with support for 22+ programming languages. Use preloaded templates for quick starts. Save code automatically and compile directly on the device. Develop web projects with integrated tools.
Programming languages including Java, Kotlin, Python, and JavaScript. Access tutorials and exercises. Compile and view output instantly. Track progress through structured lessons and quizzes.
Learn English through Arabic instructions. Practice vocabulary, grammar, and pronunciation. Complete interactive lessons and quizzes. Track progress with built-in assessments. Receive feedback on speaking exercises.
Emulate the computer to learn Forth programming. Load and run original software, access source code, and explore historical computing documentation. Save and share project files via GitHub.
Learn vocabulary, practice grammar, and improve speaking
Learn vocabulary through interactive lessons and AI-driven exercises. Improve comprehension with music-based activities and story reading. Track progress with personalized feedback and adaptive paths.
Learn vocabulary through videos, podcasts, and EPUB texts by analyzing natural language. Save and review language chunks in context. Sync reading and listening inputs for consistent practice. Track progress and build a personalized language system.
Learn CNC programming by simulating operations. Input G-code to machine parts. Rotate and zoom 3D models. Adjust tool paths and monitor machining processes. View detailed machine components and their functions.
Offers interactive financial lessons tailored to individual learning styles and paces. Users can access quizzes, track progress, and earn rewards through a coin system. The also provides budgeting tools, investment guides, and real-time market data.