| What it does | Independent guide to home backup power with sizing calculator, cost data, and brand comparisons
| Free on-screen ruler and measuring tools with calculators
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | US
| AE
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| Pricing model | Free
| Free
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| Pricing | Not given
| Free tools; RulerNest Pro (ad-free version with saved calibrations) coming soon with no pricing announced yet.
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| Key features | - Generator size calculator that determines running watts and starting surge from appliance list
- 62 appliances in wattage database
- Installed cost ranges for whole house and portable setups
- Fuel type comparison and tank sizing guidance
- Published manufacturer specification data
- Transfer switch installation and setup guidance
| - On-screen ruler calibrated with bank card to 0.5 mm precision
- Unit converter for length, weight, temperature, area, volume
- BMI calculator with WHO bands
- Loan and EMI calculator with interest schedule
- Printable ruler for A4 and Letter paper
- No data collection or email required
- Offline access via service worker
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| What makes it different | - No brand sponsorships; independent research that takes no brand money
- Published data sources with every guide; cites specifications and affiliate commission model
- Calculator automates load math with running watts, starting surge, altitude, and safety margin
- Tracks real installed cost ranges rather than list prices
- Free tool that costs nothing to use
| - All calculations performed locally with no data sent to servers
- 23 specialized tools all in one place for measuring and everyday calculations
- Works offline and saves preferences locally on your device
- Designed specifically for United States and Canada with Imperial units as default
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 6 ▲ +1 (up) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 8 | 0 |
| Citation Flow (Majestic) | 30 | 0 |
| Referring domains (Majestic) | 71 | 0 |