CRM software is not remained an option anymore in today's world, it has became a necessity. It's tools for any organizations business to succeed in today's highly competitive and customer centric business environment. Companies which use CRM software for their operations are reportedly enjoying a greater amount of sales, bigger profit margins and increased customer retention rates.

But depending upon the size of an organization, its requirements with the CRM software are also different and that varies at various stages of its development. Software that works well for large scale organizations may not fit well for a medium or small scale business. So the software market vendors have responded by presenting a number of choices for organizations of different sizes. There are open source, free solutions available for very small scale industries and there are also paid solutions for medium and large scale industries with varying needs. Apart from this, CRM software are generally available as a web based CRM which works from inside a browser and are quiet popular due to their ubiquity and desktop based CRM systems which are in form of standard desktop software running on a Windows or Unix PC system.

The various choices available in market in web based category include InfusionSoft CRM, CenterBase and FreeCRM. Desktop based CRM examples include ProphetCRM, Oprius and EssentialCRM.