NetHunt CRM is described as 'NetHunt puts a simple CRM system inside your Gmail inbox. With s many leads, clients and other contacts going through your mail, it makes sense to organize them in a comprehensible and searchable manner. NetHunt CRM structures your inbox using the records' and is a CRM system. There are more than 100 alternatives to NetHunt CRM for a variety of platforms, including Web-based, Windows, Android, iPhone and Mac apps. The best NetHunt CRM alternative is EspoCRM , which is both free and Open Source. Other great apps like NetHunt CRM are Mautic, Pipedrive, Zoho CRM and Salesforce.