SlopeLab

SlopeLab is a practical slope calculation tool designed for outdoor construction and surveying work. It provides quick conversions between slope ratios, tilt angles, and height differences — all processed locally on your device with no data collection.

Key Features: • Slope Ratio Converter — Enter a 1:n ratio to instantly get the angle, percentage, decimal, and radian values • Angle Calculator — Input an angle in degrees to find the corresponding slope ratio, percentage, radian, and tangent value • Height Calculator — Enter a horizontal distance along with a slope ratio or angle to compute height difference, slope length, and percentage • Reference Table — Browse a built-in table of common slope ratios (1:0.5 to 1:100) with corresponding angle and percentage values • Privacy Focused — All calculations run entirely on your device. No personal data is collected, stored, or transmitted.