Best Gear Ratio Speed Calc Apps

Gear Ratio

by Robert Sayman

$1.99

Calculate gear ratio, driveline ratio, and vehicle speed for various vehicles. Supports US and Metric units, with multiple input methods for tire size. Saves calculations for quick reference and allows emailing results.

Gear Simulation & Calculation

Calculate Gears Fast and Easy

$3.99

This tool calculates gear ratios, torque, and speed for gear train systems. It allows users to simulate how these systems work on the fly, aiding in the design of custom gear systems before physical creation. Ideal for DIY enthusiasts and engineers.

Gear Ratio Calculator 2

For optimum gear setting

Free

This application helps cyclists optimize their gear settings by calculating and visualizing gear ratios. It generates graphs for speed, cadence, and gear ratios based on various component combinations, aiding in the selection of replacement parts for improved performance.

Racing Diffs - Gear ratio

Calculate your gear ratio

Free

Calculate your vehicle's top speed for each gear using transmission ratios, differential gear ratio, and rev limit. Optimize your car's gear ratio for track performance or drag racing, choosing between kmh and mph units.

Gear Calculator Plus

Calc Gear Speed and Distance

$2.99

Calculate a car's theoretical speed in any gear based on engine RPM, transmission, differential ratios, and tire size. It can also determine travel distance per engine revolution and estimate top speed for each gear. Supports both metric and imperial units.

Bike Gear Ratio Analyzer

by ANDREW WILLIAM NEWSOM

Free

Instantly analyze your bicycle's drivetrain performance. Calculate gear ratios, speed at any cadence, and climbing limits based on your bike's components and power output. Ideal for cyclists planning rides or optimizing their setup.

Spur Gear Calculator

by SpiralArm Consulting Limited

Free

Calculate essential dimensions for spur gears and pinions using diametral pitch or module. This tool provides outside diameter, center distance, and ratio for specific gear types.

Planetary Gear Calculator

Design Planetary Gears System

$3.99

Calculate gear teeth and speed for planetary gear systems. Quickly simulate how these systems work on the fly, ideal for DIYers designing their own systems before 3D printing. Understand the formulas and components of epicyclic gear systems.

Gear Speed and Tire Size

by Scott Galaba

$0.99

Calculate and compare transmission gear ratios with various tire and wheel sizes. Visualize results with interactive graphs and save them as PDFs. Includes calculators for gear speed, and both inch and millimeter tire sizes.

BikeCalc - Gear Calculator

Gear calculator for cyclists

Free

Optimize your bicycle's gearing with this comprehensive calculator. Analyze gear ratios, calculate speed at cadence, and manage custom configurations. Features include component browsing, sharing options, and helpful articles.

Bicycle Gear Ratio App

by Niriko Cestnik

Free

Calculate and compare bicycle gear ratios to find the optimal gearing for your ride. Input chainring and cog sizes, and see detailed metrics like gear inches, speed, and more. Customize your setup or choose from presets for easy comparison.