Architect's Calculator

Architecture Social tool

Architecture Calculation Toolkit

Quick checks for drawing scale, areas, unit conversion and sheet resizing before a client, site, study or interview conversation.

Drawing to real size4.20 m
Real size to drawing84 mm
Paper span at scale14.85 m
Best useRoom plans

Scale checks are arithmetic only. Confirm final dimensions against the survey, model and project information.

Net area41.04 m2
Area with allowance45.96 m2
Allowance area4.92 m2
Budget checkGBP 126,403

Useful for early briefing and budget sense-checks. It is not a measured cost plan.

Converted value3.05 m
Conversion typelength
Common check10 ft = 3.05 m

Length and area units are kept separate so mixed conversions are flagged instead of silently giving a false result.

Scale print change200%
Measured length at target scale120 mm
Sheet size change50%
Combined physical change100%

A1 to A3 reduction balances the scale change in this example. Check the scale bar before issuing.

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