HomeAppsProductivityBidderApps like Bidder Here are some great alternatives to Bidder by Konstructor App : Handbid ★4.8 LatInc Professional Network ★4.0 Contractor+: Estimate, Invoice ★4.5 Buildertrend ★4.5 CRH Americas Materials West Di ★3.8 Probuild (App for Contractors) ★4.6 Bina App ★4.4 Live Source ★4.0 TradesmenDirect ★4.7 Construction Master 5 Spanish ★4.6 Procore ★4.5 Invoicing, Quoting, Scheduling ★3.9 AuctionACCESS Mobile ★3.8 Upvise ★4.5 SAK Pipeline ★4.7 Bid-2-Buy ★4.0