| What it does | Free online calculators for math, finance, health, pregnancy, and more
| Free home and garden material calculators that run in your browser
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| Pricing model | Free
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| Pricing | Not given
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| Key features | - BMI calculator for health assessment
- Ovulation and pregnancy tracking calculators
- Percentage and fraction calculations
- Loan and mortgage financial calculators
- Construction calculators for measurements
- Unit conversion tools
- FFMI and body composition analysis
- Instant results with no processing delays
| - Landscape calculators for gravel, topsoil, sand, pavers and raised beds
- Grass seed and fertilizer calculators with nitrogen targets and N-P-K analysis
- Fence, deck, roof pitch, paint and retaining wall calculators
- US and metric units with bag counts and product weights
- Formulas and sources listed on every tool page
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| What makes it different | - Completely free with no signup or registration required
- Privacy-focused with local browser processing
- Accurate calculations based on industry-standard formulas
- 73 calculators across multiple categories
- Clean and intuitive user interface
| - All math runs in your browser with no data uploaded to any server
- Formulas and sources are fully documented and transparent
- No signup required to use any calculator
- Sources verified against manufacturer yields and university extension guidance
- Completely free with no paid plans or premium features
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 11 ▲ +6 (up) since last check | 2 ● no change since last check |
| Trust Flow (Majestic) | 1 | 0 |
| Citation Flow (Majestic) | 13 | 0 |
| Referring domains (Majestic) | 1 | 0 |