Use Invoice2go with C-Desk

Free helpdesk solution. Works like intranet solution for a company. Includes service request management. You can call it as Helpdesk, complaint management, query management, ticketing software, Service Desk Software. Etc. Asset management, Events and photo gallery, birthday calendar, Chat, Notice board, Employees personal profiles, Knowledge base, Projects and task management, E-Logs is a log book feature, Customer care is a feature for Customer Support.