Qbasic

Qbasic: Check for error as you type your program

Qbasic is a free application designed to check for errors as you type your code.
Qbasic is an essential programming tool which can also be used as a compiler.

Qbasic is perfectly suitable for both expert and beginner programmers. It provides a useful help guide that displays functions, their usability and examples. Qbasic runs like command prompt.