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Vehicle Power Meter for iOS

By Satoshi Mori $2.99

Developer's Description

With the "Vehicle Power Meter" you can easily measure the power without bringing the car to the tuning shop.

Please use it for tuning and condition management of a your car

* There are vehicle conditions that can be measured, so be sure to check the details.

Features of the application

Accurate measurement based on physical law

Support various units

Easy-to-read digital display

Measurement results are displayed in table and graph

Measuring method

Actually make the vehicle full throttle and calculate power and torque from GPS location information

Adaptation condition

Manual gearbox or Automatic gearbox that can lock up

(No slip between engine and tire)

It is possible to input the vehicle information necessary for the measurement to be described later

Vehicle information necessary for measurement

Cd (Constant Drag) * Selectable from preset

Frontal area * Selectable from preset

Vehicle Weight (stated in the vehicle specification table)

Loading weight (weight of driver, passenger and cargo)

Diameter of drive wheel * Calculated automatically from tire size

RRC(Rolling resistance coefficient) * Selectable from preset

Transmission Gear ratio of gear used for measurement (measurement with gear closer to 1.0 is recommended)

Differential gear Ratio

Outside temp

Preset value

Select body type

Coupe: Cd value 0.30 Frontal area 2.08 m

Sedan: Cd value 0.32 Frontal area 2.16 m

Hatchback: Cd value 0.31 Frontal area 1.96 m

SUV: Cd value 0.37 Frontal area 2.70 m

Minivan: Cd value 0.34 Frontal area 3.13 m

Wagon: Cd value 0.32 Frontal area 2.16 m

Pickup: Cd value 0.39 Frontal area 2.71 m

Van: Cd value 0.40 Frontal area 3.17 m

Select rolling resistance performance

AAA: 6.500

AA: 7.150

A: 8.400

B: 10.500

C: 11.300

Notes

A large error may occur in the measurement result unless the following conditions are satisfied during measurement

The road surface is flat and there is no gradient

No strong wind is blowing

Fix the device (iPhone, iPad) to the vehicle

Good reception of GPS (not possible inside tunnel)

Do not shift from the measurement gear (lock up the gear and do not kick down)

Other

The GPS measurement interval is about 1 second according to the specification of the device. Measurement results become rough in vehicles where acceleration is too fast. In that case, please measure with a higher gear.

* For safety, please do not use this application on public road

* An error may occur in the measurement result depending on various conditions

* The developer assumes no responsibility for any damage caused by using this application

Full Specifications

What's new in version 1.3.0

General

Release May 7, 2020
Date Added May 7, 2020
Version 1.3.0

Operating Systems

Operating Systems iOS
Additional Requirements Requires iOS 10.3 or later. Compatible with iPhone, iPad, and iPod touch.

Popularity

Total Downloads 0
Downloads Last Week 0
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