| What it does | Free Karvonen formula heart rate zone calculator
| Free online cubic yard calculator for soil, mulch, gravel, sand and concrete
|
|---|
| Stage | Established
| Not given
|
|---|
| Founded | Not given
| Not given
|
|---|
| Based in | Not given
| Not given
|
|---|
| Pricing model | Free
| Not given
|
|---|
| Pricing | Not given
| Not given
|
|---|
| Key features | - Five personalized training zones based on heart rate reserve
- Accounts for resting heart rate and cardiovascular fitness
- Custom maximum heart rate input from multiple formulas
- No signup required, runs entirely in browser
- Weekly resting heart rate logging and progress tracking
- Zone-specific training guidance for different goals
- Shareable and printable zone results
- Embeddable calculator widget for websites
| - 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
|
|---|
| What makes it different | - More accurate than age-only formulas, accounting for individual cardiovascular fitness
- Zones adapt as your fitness improves and resting heart rate drops
- Based on 1957 Karvonen research used by coaches and sports scientists
- Independent, no data collection or external servers
- No ads inside the calculator, free to use with optional embedding
| - 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
|
|---|
| Community votes | 0 | 0 |
|---|
| DR (Domain Rating by Ahrefs) | 11 ● no change since last check | 1 ● no change since last check |
|---|
| Trust Flow (Majestic) | 19 | 0 |
|---|
| Citation Flow (Majestic) | 25 | 12 |
|---|
| Referring domains (Majestic) | 40 | 4 |
|---|
CalculateMyHeartRate
CY Calculator