FreeBeam

Measure and mark up construction drawings on site, in your hand, at the scale the drawing was drawn to. Set the scale once and every length, area and angle you take is real. Nothing you open ever leaves your phone. FreeBeam works on the PDFs you already have. Open a plan from email, from Files, from anywhere iOS can share to, set the scale from the drawing's own dimension string or pick a standard one, and start measuring. Lengths, areas, continuous runs and angles come straight off the sheet. Snapping catches the drawing's real geometry - endpoints, intersections, perpendiculars - so a measurement lands on the line rather than near it, and the loupe shows you exactly where the point is going before you commit it. Mark up as you go. Text, arrows, clouds, dimensions and freehand, in the colours and weights you choose. Everything is editable afterwards: select one item or several, move…