Chart standing · US
Not currently charting in this storefront.
Ratings breakdown · US
The star breakdown behind this app's rating in this storefront.
5★
0%
0
4★
0%
0
3★
100%
1
2★
0%
0
1★
0%
0
Screenshots
About
Calculate gear ratios, gear inches, and gain ratios for mountain bikes.
What's new · 4.5.0
Adding 32 inch tire option.
Details
DeveloperRYLAND LUEDERS
ReleasedApr 2020
UpdatedMay 2026
Version4.5.0
Size37.6 MB
RequiresiOS 15.0 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories
Bundle IDcom.example.gearRatio