Most widely used models of software development

The most widely used models of software development are the following: waterfall model, spiral model, V-shaped model, Iterative model, Agile development. Of course, this list can be continued and we can add some more but these ones are the models applied by professionals and are considered the best. 

 Depending on your needs and requirements, you can choose the model that best suits them. But only professional software development company can decide on the right and correct model for the development of the software product.  

If you want to read more about these models, read the article "Software Development Models" and get the clear picture.