Creating a prototype is important for any business model. Be it a website or an app, prototype helps us see how the actual thing would look like and work. Coding might not be an option for all entrepreneurs. So there are certain prototyping tools which’ll help you create a simulation of what actually things may look like.
Here is a site that will help you analyse the various protoyping tools available across the web.
Here are links to certain tools which might be of help.
Adobe Flash Catalyst
Pidoco – The Rapid Prototyping Tool