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 & Engine Calculator スクリーンショット

iPad

iPhone

About Gear & Engine Calculator

The Gear and Engine Calculators app is a very useful utility to give an estimate of vehicle’s (car, truck, motorcycle) gear ratio. Calculators are included and additionally supplied are helpful converters.

Calculators 

- Gear Ratio 
- Gear Selector
 - Air Filter Height 
- Ring and Pinion Ratio

Converters 

- Tire Size 
- Flow Rate 
- Pressure Units 
- Airflow Converter 
- Temperature Conversion

Area Converters

• Square Inches and Shorter Conversion
• Square Feet & Yards & Meters Conversion

Distance Converters

• Inches & Centimeters & Millimeters Conversion
• Feet & Yards & Meters Conversion
• Nautical Miles, Statue Miles and Kilometers Conversion

Volume Converters

• US/Imperial to Metric Units Conversion
• Metric to US/Imperial Units Conversion
• Inches & Centimeters Volume Conversion
• Feet, Yards, & Meters Volume Conversion

This app features:

• Send your calculations or conversion by email
• Universal App (iPhone, iPod Touch, and iPad)
• Retina Display graphics
• Fast app switching
• Automatically Saves Your Inputs
• All iPhone screen are supported

No network connectivity required.

The application is a universal app compatible with the iPhone, iPod Touch, and the iPad.