Stair Calculator can be used to find stair rise and run, stair rail angle, stringer length, and other important factors of stair design.

Features:
- Instant calculation
- Result are copy able to other app
- Formula are include as reference
- Support up to 16 decimal place
- Support various unit for each input

General guidelines in Stair Design :
- Run unit should not be less than 10 inches / 25 cm
- Rise unit should not exceed 7 3/4 inches / 20 cm

A stairway, staircase, stairwell, flight of stairs, or simply stairs is a construction designed to bridge a large vertical distance by dividing it into smaller vertical distances, called steps. Stairs may be straight, round, or may consist of two or more straight pieces connected at angles.


*This is a universal app that work for both iPhone and iPad.

ScreenShots:

Get Stair Calculator Plus for iOS from Itunes App Store