Kahaki Spoke Tool vs Stair Calculator 2 Usage & Stats
Spoke calculator and visual bicycle wheel designer.
Compatible with fat bikes, wide wheels and non-standard hubs.
Choose from few available lacing options and see how finished wheel will look like!
Made in Kahaki Bikes garage.
- Apple App Store
- Paid
- Utilities
Store Rank
- -
Stair Calculator 2 is a fast, easy way to create a schedule of stair calculations for any size of job or just to perform a single calculation on the fly. Put your pencil down and start making professional, consistent calculations today.
- Universal app allows use on both iPad, Mac and iPhone/iPod with single purchase.
- Create an unlimited list of calculations that automatically save.
- Solve rise, run, incline, headroom, stringer length, throat and more.
- Calculate baluster spacing using the built-in spacing utility.
- View a detailed diagram of the stairwell or the stringer that is to scale and zoomable.
- Print directly from the app or save to your camera roll.
- Change font size, arrow size, line width, and more to customize your drawing.
- Work in either imperial or metric.
- Built in construction calculator allows intermediate calculations to be performed within the app.
- Apple App Store
- Paid
- Utilities
Store Rank
- -
Kahaki Spoke Tool VS. 
Stair Calculator 2January 17, 2026