Archidesktop: Free online calculators for architects and builders

Archidesktop is a desktop of architectural calculators in the browser: stairs, rafters, slope, concrete, brick coursing, zoning setbacks, egress, spans, steel shapes, STC and vehicle turning radii, in imperial or metric.

Tools

• Feet and Inches Calculator
• Square Up Calculator (3-4-5 Diagonal)
• Slope Converter: Pitch, Percent, Angle and Ratio
• Rafter Length Calculator
• Structural Span Chart: Joists, Beams and Slabs
• Steel W-Shape Finder (AISC Wide-Flange Beams)
• Concrete Calculator: Slab Volume and Bags
• Stair Calculator: Risers, Treads and Switchback Landings
• Egress Calculator: Exit Separation and Dead-End Corridors
• Brick Coursing Calculator
• STC Rating Estimator for Wall Assemblies
• Zoning Setback and Lot Coverage Calculator
• Vehicle Turning Radius and Swept Path (AASHTO)
• Footcandle Calculator: Lighting Layout and Lighting Power Density
• IECC Climate Zone Lookup by County
• Sun Angle and Overhang Calculator (Solar Shading)
• Wall and Roof U-Factor Calculator (IECC Envelope Check)
• Embodied Carbon Calculator for Building Materials (A1–A3)
• Clock and Calendar
• Zen Garden: Rake the Sand