Aspose.Cells for Cloud - Aspose.Cells for Cloud is a REST based API for processing spreadsheets in the cloud.
PlanSwift - PlanSwift allows contractors to create accurate project estimates specific to their individual trade.
EtherCalc - EtherCalc is a web spreadsheet.
Methvin - Project management and estimating tool designed for the construction industry.
SSuite Axcel Professional Spreadsheet - This powerful and professional spreadsheet has all the tools you need to calculate, analyse, summarize, and present your data in numerical reports or colourful graphics.
BC Pro - BC Pro helps general contractors and owners easily find and qualify subcontractors, send custom bid invites, and streamline communication