| What it does | Free recessed lighting calculator for can light layout and spacing
| Free online cubic yard calculator for soil, mulch, gravel, sand and concrete
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| Pricing model | Free
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| Pricing | Not given
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| Key features | - 2D layout preview with heatmap and beam coverage visualization
- Customizable room dimensions, ceiling height, and calculation plane
- LED and traditional fixture specifications from manufacturer sources
- Export layouts as PNG image, CSV coordinates, or printed report
- Grid layout presets and custom row/column adjustment
- Calculations run locally in browser with no data sent to server
| - Mixed unit input across feet, inches, yards, millimeters, centimeters and meters
- Results in cubic yards, cubic feet and cubic meters
- Optional waste percentage and quantity multiplier
- Cost estimation with custom pricing per unit
- Seven specialized calculators for different materials
- In-browser calculations with no data storage
- Weight and density calculations for gravel, topsoil and sand
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| What makes it different | - Source-checked fixture specifications from manufacturer datasheets
- Simplified lumen-method calculation with transparent assumptions and methodology
- All inputs and calculation methods documented with published sources
| - Free with no signup required and unlimited calculations
- Explains formulas and working so users can verify calculations
- All calculations run in browser without storing personal data
- Supports any combination of metric and imperial units
- Tested results with 150+ automated checks before updates
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 1 ▼ −1 (down) since last check | 1 ● no change since last check |
| Trust Flow (Majestic) | 2 | 0 |
| Citation Flow (Majestic) | 15 | 12 |
| Referring domains (Majestic) | 2 | 4 |