Slope Calculator: Rise & Run

Convert slope measurements without juggling formulas in the field.

Slope Calculator: Rise & Run gives builders, roofers, landscapers, survey helpers and DIY users every common slope format from one measurement. Enter the values you know and instantly see grade percentage, angle, rise, run, slope length, ratio and roof pitch.

FOUR WAYS TO CALCULATE

• Rise and run
• Grade percentage and run
• Angle and run
• Roof pitch and run

EVERY RESULT IN ONE PLACE

See grade, degrees, 1:x ratio and x:12 roof pitch together. The app also calculates vertical rise and diagonal slope length, so you can translate between plans, tools and job-site conventions.

BUILT FOR FIELD USE

• Millimeters, centimeters, meters, inches and feet
• Upward, downward and level slopes
• Save named measurements for repeat jobs
• Copy or share a complete result
• Choose 0–4 decimal places
• Clear visual slope diagram
• Built-in guide to grade, angle, ratio and pitch

PRIVATE AND OFFLINE

No account is required. The app contains no ads, analytics or tracking and does not request Internet access. Saved measurements remain on your device.

Results are field estimates. Verify critical construction, drainage, ramp and structural work against qualified plans, local codes and site measurements.