Java Kotlin IDE & Compiler

NanoIDE is an offline Java and Kotlin IDE built for Android. Write, compile, run, and debug code directly on your phone or tablet without a laptop, cloud setup, or JDK installation. Whether you are practising coding, preparing for interviews, learning programming, or prototyping ideas, NanoIDE gives you a fast and lightweight mobile coding experience. Note: NanoIDE currently supports Java and Kotlin console applications only. Gradle-based projects are not supported yet.

Why developers and students use NanoIDE
• Offline Java compiler and Kotlin compiler
• Built-in debugger for step-by-step debugging
• Smart code editor with syntax highlighting and code suggestions
• Git integration for managing and pushing projects
• Project management with files and folders
• DSA tutorials with runnable examples
• Optimised for low-memory Android devices
• Designed for phones and tablets

Code and debug on Android
NanoIDE lets you run Java and Kotlin programs directly on Android using an embedded offline compiler. Test code snippets, practise algorithms, complete coursework, and debug logic errors anywhere without switching devices. The built-in debugger helps you inspect variables and follow program execution more easily.

Built for mobile programming
NanoIDE is designed for students, beginner programmers, competitive coders, and developers who need a portable coding environment. Use it for learning Java, exploring Kotlin, practising DSA, editing projects on the go, or quickly testing ideas without needing a PC.

Learn Java, Kotlin, and DSA interactively
NanoIDE includes built-in lessons and runnable examples to help you learn Java, learn Kotlin, and improve problem-solving skills. Modify sample code instantly and see the output in real time for a more interactive learning experience.

Real mobile development workflow
Create projects, organise files, save code in custom folders, and manage lightweight projects efficiently on Android devices. Git support helps you follow real developer workflows directly from your phone or tablet.

Use NanoIDE for
• Java coding practice
• Kotlin learning and exercises
• Offline debugging on Android
• Mobile coding and quick prototyping
• DSA revision and interview preparation
• Lightweight programming on low-end devices