Ace of Sales is described as 'Co-developed by bestselling author and sales training guru Jeffrey Gitomer, Ace of Sales version 2.0 is a cloud based sales CRM that is feature packed with new sales, marketing and relationship building tools and training to help salespeople attract, engage, differentiate' and is an website. There are more than 100 alternatives to Ace of Sales, not only websites but also apps for a variety of platforms, including Windows, Android, iPhone and SaaS apps. The best Ace of Sales alternative is EspoCRM , which is both free and Open Source. Other great sites and apps similar to Ace of Sales are Mautic, Pipedrive, Zoho CRM and Salesforce.