| What it does | Free EZ grader chart and easy grade calculator for teachers and students
| Free home and garden material calculators that run in your browser
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| Pricing model | Free
| Free
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| Pricing | Not given
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| Key features | - Instant Quick Grade & EZ Grader Test Chart
- Customizable Standard and Plus/Minus Grading Scales
- Weighted Course Grade & Final Exam Simulator
- Printable & Downloadable PDF Grading Charts
- Offline PWA Utility Support
- GPA calculations for semester and cumulative grades
- Grade curve calculator with multiple curving methods
- CGPA to percentage converter for 25 universities
| - 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 | - Free with no sign-up required
- Calculations run entirely in your browser with no data uploaded
- Works offline as a Progressive Web App
- Print charts or save as PDF without site navigation
- Transparent mathematical formulas documented and tested for accuracy
| - 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) | Not checked yet ● no change since last check | 2 ● no change since last check |
| Trust Flow (Majestic) | 0 | 0 |
| Citation Flow (Majestic) | 17 | 0 |
| Referring domains (Majestic) | 3 | 0 |