Online Compiler - Code on Mobile is the fastest online compiler and IDE to compile and run programs/code snippets on your smartphone for 23 programming languages. It also has the best support for all major programming languages including C, C++, C#, Java, Python, Perl, PHP, R, Ruby, and Scala.

To use Online Compiler - Code on Mobile, just install it on your device and you can immediately start using it to create, edit, and compile your code. There is no need to register, no need to provide an email address, and no need to log in to use it. It is that simple!

To create your first program, just choose a programming language, provide a name, and type in your code. It will immediately display the code for you to edit. If you are using a mobile device, you can edit the code by typing it in the text box. If you are using a PC, you can edit the code by clicking the "Edit" button. After you have edited the code, you can compile it by clicking the "Compile" button. You can add more than one input to your program. In that case, it will display the error "Missing Input" and you will need to add the missing input to your program.