PlanSwift - PlanSwift allows contractors to create accurate project estimates specific to their individual trade.
Bitrix24 - Bitrix24 is a free (for small businesses) social enterprise platform. It is a united work space which handles the many aspects of daily operations and tasks. Create your own social intranet in minutes!
e-Builder - e-Builder is a construction program management solution that manages capital program cost, schedule, and documents.
VOGSY - Professional service automation tool built on Google G Suite
HCSS HeavyBid - Estimating software for the construction industry
Office Timesheets - Professional Services Automation