Blender Ruler is a focused measurement toolkit for artists, designers, architects, engineers, and 3D printing workflows. Measure distances, angles, areas, object dimensions, and selected mesh elements directly inside Blender’s 3D View.

Key Features

• Interactive two-point distance measurements
• Three-point angle measurements with visual arcs
• Multi-point polygon area measurements
• Selected object bounds and X/Y/Z dimensions
• Distance measurements between objects
• Selected edge length and face area in Edit Mode
• Snapping to vertices, edge midpoints, face centers, object origins, and grid points
• Modifier-based snapping overrides using Shift, Ctrl, and Alt
• Persistent viewport overlays with labels and measurement values
• Scene-aware metric and imperial unit display
• Measurement manager for renaming, recoloring, hiding, and removing measurements
• CSV and JSON export
• JSON import for restoring saved measurement data
• Create curves, text labels, and point empties from measurements
• Convert selected or all measurements into editable beveled mesh geometry