what is the difference between product and project?

Project:- It will be developed based on the client’s requirements; once it is developed it will be delivered to the client. Based on the clients need the team members (End users) will use it.
Ex: Spicejet.com, Constructing own house with our requirements.

Product:- It will be developed based on the company’s requirements. Once it is developed, it will be released in the market based on the customer needs they will choose the product.
Ex:Mobile App, Calculator, Facebook, yahoo, MS Office, Mac operating system, windows operating system, Gmail etc.