Learn C/C++ with interactive lessons and code examples. Write, compile, and run code directly within the . Share code snippets and track progress. Includes syntax highlighting and practical exercises for hands-on practice.
Learn English with flashcards using a smart SRS system and Leitner method. Watch videos and podcasts with instant word highlights. Use an interactive dictionary for US English vocabulary. Track progress and set learning goals.
Write and debug .NET C# and F# code on iPad or iPhone without internet. Instantly build and run code as you type. Edit, test, and view behavior in real time. Supports interactive development and immediate feedback.
Edit with a Sublime-like interface. Open and edit local and remote files via Dropbox, OneDrive, FTP, SFTP/SSH. Support multitasking, split-screen, and iPadOS mouse. Use Siri Shortcuts for automation. Enable multi-caret editing for efficient coding.