Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Gear Ratio Calculator Lite 螢幕截圖

iPad

iPhone

About Gear Ratio Calculator Lite

This application calculates gear ratios for the road bike and the MTB.
Combination of 22 types of chain wheel, 39 types of sprockets and 70 types of tires - Create a graph of the gear ratio and speed-cadence.
By switch ON/OFF the display of each inner / center / outer gear, you can simulate the optimal gear ratio.
This application helps you to choosing a satisfy replacement parts.

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This application allow the simulation of the gear ratio in the four charts.

[km/h RPM]
[mph RPM]
[m/s RPM]
Create a praph, the speed (km/h, mph, m/s) values will be displayed on the vertical axis, and the cadence (rpm) values will be displayed on the horizontal axis.
This graph can be displayed the changes of the speed for each position of the gear in revolutions of the crank.
The gear ratio to match the speed range you want, while viewing a graph, you can simulate a combination of parts.

[Gear Ratio]
Calculates and displays the gear ratio from each position of the selected chain wheel and sprocket.
Increases the burden on the foot when shifting between long distance between points on the graph, the smaller it is close.

[Gain Ratio]
To caliculate and display the distance run by the crank comes full circle.