| What it does | Time duration calculator for hours, minutes, and dates
| Free online cubic yard calculator for soil, mulch, gravel, sand and concrete
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| Pricing model | Free
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| Pricing | Not given
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| Key features | - Calculate elapsed time between two times or dates
- Handle shifts that cross midnight
- Support for multiple time formats: h:mm:ss, decimal hours, and total minutes
- Account for daylight saving time with timezone selection
- Add up to 20 time spans together
- Run calculations in browser with no data storage
- Pre-calculated common work shifts for reference
- Calculate hours worked with unpaid break deductions
- Show results in multiple formats for different use cases
| - Mixed unit input across feet, inches, yards, millimeters, centimeters and meters
- Results in cubic yards, cubic feet and cubic meters
- Optional waste percentage and quantity multiplier
- Cost estimation with custom pricing per unit
- Seven specialized calculators for different materials
- In-browser calculations with no data storage
- Weight and density calculations for gravel, topsoil and sand
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| What makes it different | - All calculations verified against 100+ automated tests before each release
- Handles edge cases like midnight crossings, month-end dates, and daylight saving
- Built by a single developer who personally checks every result
- No server storage or tracking of user inputs
- Comprehensive methodology page explains all calculation rules
| - Free with no signup required and unlimited calculations
- Explains formulas and working so users can verify calculations
- All calculations run in browser without storing personal data
- Supports any combination of metric and imperial units
- Tested results with 150+ automated checks before updates
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | 1 ● no change since last check |
| Trust Flow (Majestic) | 1 | 0 |
| Citation Flow (Majestic) | 18 | 12 |
| Referring domains (Majestic) | 2 | 4 |