Teamleader is described as 'One central platform to sell, bill and organise your work. Stop the mess with information spread across different tools, Excel sheets, and inboxes, and collaborate efficiently with your colleagues' and is a CRM system in the office & productivity category. There are more than 100 alternatives to Teamleader for a variety of platforms, including Web-based, Windows, Linux, Mac and SaaS apps. The best Teamleader alternative is Odoo, which is both free and Open Source. Other great apps like Teamleader are ERPNext, Dolibarr, Bitrix24 and Claris FileMaker.