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
Through a structured course that covers the alphabet, vocabulary, and reading, writing, and listening skills with native audio. Practice independently at your own pace with no daily limits. Use review mode to reinforce learned material.
Vocabulary through CEFR-aligned wordlists and topic-based categories. Practice grammar with interactive exercises. Track progress with personalized learning paths and set daily study goals. Export notes and review materials offline.
Learn English with interactive lessons, practice exercises, and quizzes tailored for 3rd- students. Access tests and activities offline. Track progress and review vocabulary and grammar rules. Complete assignments and receive instant feedback.
Practice conversations with interactive lessons focused on listening, understanding, and speaking. Engage in role-play scenarios, receive instant feedback, and track progress through built-in assessments.
With interactive lessons, vocabulary building, and pronunciation practice. Practice reading, writing, and listening with native audio. Study at your own pace with no daily limits and use review mode to reinforce learning.
Edit code with a lightweight code editor. Perform parallel file edits with diff operations. Run Ruby and Lua code directly. Index source code and documents for quick navigation. Search using Perl regex and filter files.
With interactive lessons, pronunciation guides, and grammar exercises. Practice writing letters and words. Track progress and revisit lessons for review.
Learn with short, focused lessons lasting 5–10 minutes. Study grammar with clear explanations. Build vocabulary through real-life topics like travel, work, and daily life. Practice speaking and listening with interactive exercises.
Translate words using kanji, hiragana, katakana, or Myanmar script. Access Japanese lessons for levels N5 to N1. Search for word meanings, writing, and examples. Includes exercises for practice.
Practice speaking with AI that listens, responds, and provides coaching. Receive instant feedback on pronunciation, fluency, and grammar. Learn languages like English, Spanish, and Japanese through real conversations.
Learn to characters with structured tutorials and -by- guidance. Access hundreds of drawing images for practice. Identify and improve weak areas through visual examples. Follow lessons from basics to advanced techniques.
Learn through a realistic simulation environment. Practice trades with virtual funds to understand market trends and strategies. Track performance metrics and analyze historical data to improve decision-making skills.
Learn characters through short lessons and word reading challenges. Practice with interactive exercises and progress tracking. Access free iMessage stickers featuring Waffles the Corgi.
Learn Swift, SwiftUI, and Combine through structured tutorials and coding exercises. Practice with micro classes to grasp core concepts. Track progress and build apps to reinforce understanding of syntax and features.
Write and execute code directly on iOS devices. Compile and run code snippets instantly. Access a built-in virtual machine. View and debug output in real time. Learn programming concepts through hands-on practice.
Learn with explanations, examples, and quizzes covering 138 points. Practice through interactive exercises and track progress. Improve writing and speaking skills by mastering sentence structure.
Access tutorials, practice problems, and articles on Data Structures and Algorithms, Web Development, and technical interview preparation. Track progress with practice exercises and detailed explanations.
With interactive lessons on alphabet, vocabulary, grammar, and sentence structure. Practice pronunciation with audio guides. Test knowledge with quizzes and track progress over time.
With interactive lessons, vocabulary building, and audio practice. Practice reading, writing, and listening with native recordings. Study at your own pace with unlimited access and review mode for reinforcement.