| What it does | Independent guide to home backup power with sizing calculator, cost data, and brand comparisons
| Free online calculators and tools that run entirely in your browser
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| Stage | Not given
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| Founded | Not given
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| Based in | US
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| Pricing model | Free
| Free
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| Pricing | Not given
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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
| - Paycheck calculator for all 50 US states and DC
- 2025-2026 tax deduction calculators for overtime, tips, and charitable giving
- PDF to Word converter with scanned page support
- Mortgage and auto loan calculators
- Image resizing, format conversion and compression tools
- JSON formatter and validator
- Retirement and investment calculators
- Everyday calculators for time, measurements and fitness
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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 tools run entirely in browser with no server upload
- No signup, download or installation required
- Over 100 free calculators and tools with no watermarks or ads on results
- Updated daily to reflect new tax laws and government guidance
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ▲ +1 (up) since last check | 1 ● no change since last check |
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| Trust Flow (Majestic) | 8 | 2 |
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| Citation Flow (Majestic) | 30 | 26 |
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| Referring domains (Majestic) | 71 | 45 |
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Generator for House
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