The best possible score is 10.
No specific info about version 2.3. Please visit the main page of Gestão do Relacionamento com Clientes - CRM on Software Informer.
CRM for small and mid-size business provides tools for sales, marketing, service
It converts and uploads data from another CRM into Microsoft Dynamics CRM 4.0.
Powerful CRM with links to Sage & Quickbooks
Handle all your customer information and improve your service quality.
vtiger CRM is an CRM software mainly for small and medium businesses.