DWGdrop — Construction Tender Room & Instant Browser .DWG / .XLSX Viewer (StavPoptávky)

Send construction drawings (.DWG, .DXF, .PDF), blind Bills of Quantities (.XLSX), and subcontractor tender invitations in 1 click. Built-in zero-download browser CAD viewer and real-time subcontractor bid tracking.

Česky: Chytrá stavební úschovna a správa výběrových řízení na 1 klik. Přetáhněte složku se stavbou nebo .ZIP archiv, vložte e-maily subdodavatelů a sledujte na živém semaforu, kdo dokumentaci otevřel, kdo nacenuje a kdo odevzdal cenovou nabídku. Pro subdodavatele vždy 100% zdarma, bez registrace a bez instalace AutoCADu.

Core Features

Zero-Download Browser .DWG / .DXF CAD Viewer: Pan, zoom, toggle CAD layers on/off, switch dark/light background, and measure distances with an OSNAP ruler on PC, tablet, or mobile.
Interactive .XLSX BOQ & .PDF / .DOCX Viewer: Inspect multi-sheet spreadsheets and technical reports directly in the browser.
100% Free & Zero Registration for Subcontractors: Subcontractors open a private Magic Link from their email, confirm interest, ask questions in chat, and upload their bid without creating an account.
Live Traffic-Light Board (Semafor poptávky): Real-time tracking of Sent, Viewed, Pricing (with promised delivery date), Declined (with reason), and Bid Submitted states.