| What it does | Free recessed lighting calculator for can light layout and spacing
| Free browser tools for PDF, image and UK money tasks that process files locally
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| GB
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| Pricing model | Free
| 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
| - PDF merging and splitting
- Image conversion between HEIC, JPEG, PNG and WebP
- UK take-home pay calculator with income tax and National Insurance
- Stamp duty calculator for England and Northern Ireland
- Size converters for clothing, shoes, bra and ring sizes
- VAT, mortgage and loan calculators
- All tools run locally in the browser without uploading files
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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
| - All file processing and calculations run in your browser with no uploads to servers
- UK tax calculators use official rates from HMRC and GOV.UK reviewed after each Budget
- Covers Scottish and Welsh tax rules separately with clear documentation
- No accounts or contact forms required
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 2 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 2 | 0 |
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| Citation Flow (Majestic) | 15 | 17 |
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| Referring domains (Majestic) | 2 | 3 |
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