| What it does | Free, real-time converter for tons to kilograms with exact SI constants
| Browser-based grade calculator for weighted course grades, final planning, and GPA estimates
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Free
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| Pricing | 100% free, no signup required
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| Key features | - Real-time conversion as you type
- Supports three ton types: metric, US short, and UK long
- Displays exact conversion constant with every result
- No signup, no account required
- Bidirectional conversion toggle between tons and kilograms
| - Calculate weighted course grades from multiple assignments and assessments
- Support for multiple grade formats including percentages, letter grades, and points
- Final exam score planning to reach a target grade
- Customizable letter grade scales for different schools and instructors
- Display both raw and weighted grade averages
- Support for semester, quarter, and high school grades
- GPA point calculations with letter-grade conversion
- No account required to use calculators
- Browser-based access with save functionality
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| What makes it different | - Uses exact SI conversion constants rather than rounded approximations
- All calculations run client-side with no server calls or data storage
- Defaults to metric ton, the international standard
- Completely transparent methodology
| - Handles partial course weights that do not add up to 100 percent
- Distinguishes between raw averages and weighted averages to show individual assignment impact
- Automatically converts between percentages, points, and letter grades using customizable scales
- Estimates the exact final exam score needed to achieve a target grade
- Works without requiring account creation or login
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 6 ● no change since last check | 8 ● no change since last check |
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| Trust Flow (Majestic) | 17 | 8 |
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| Citation Flow (Majestic) | 7 | 25 |
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| Referring domains (Majestic) | 25 | 16 |
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Ton to Kg
GradeCal