Longtion Application Builder - Version 3.0.0.122 Longtion Application Builder is a tool for designing and developing database applications without writing any code. And you don't have to be a software programmer to do it. With its intuitive integrated development environment (IDE) and drag-and-drop objects, it's quick to learn and easy to use. It requires no programming knowledge whatsoever! You'll be amazed with the powerful functionality and stylish visual appeal that Longtion Application Builder puts at your mouse-clicking fingertip. Design and distribute your software with a few clicks of the mouse.