Know exactly what changed.
One place for every version of your models, drawings and reports — with the changes found for you. Built for architectural, structural and MEP consultants.
Free while in beta · No credit card · Invite your whole team
ETABS·SAP2000·SAFE·STAAD·IFC·DWG·DXF·PDF
Upload anything
Drop your models, drawings and reports. The same file name becomes a new version automatically — nothing is ever overwritten.
See what changed
Element-by-element diffs for analysis models, red/blue overlays for drawings, storey-by-storey coordination between disciplines.
Decide together
Every comment lives on the version it belongs to. @mention a teammate, pin the discussion to the exact element, and resolve it once it’s settled — no more decisions buried in email threads.
Stop guessing which model is current.
Set up a project, drag your files in, and invite the other disciplines — it takes about two minutes.
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