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10,000 - 50,000 downloads

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View bigger - iDrag for Android screenshot
View bigger - iDrag for Android screenshot
View bigger - iDrag for Android screenshot
Welcome to iDrag!

This program features several different calculators to help aid any car calculation you may need. Within iDrag, there are several different categories of calculations that can be performed - ranging much more than just drag racing calculations. This program would be great for engine builders, drag racers, track racers, and all car enthusiasts.

- General Car Conversions
- Density Altitude
- Gear Ratio / Tire Diameter / Speed
- Engine Displacement / Compression
- BHP loss - Conversions from Torque to HP
- 1/4 mile estimates / 1/8 mile estimates
- Flywheel to WHP
- NHRA Correction Factors
- Piston Speed/Acceleration
- Wind Resistance / Drag Force
- Injector Sizing
- HP From Injector Flow
- Intercooler Efficiency
- Results From Injector Size Change
- Cam Timing Events
- Advertised Intake Closing Point
- Power To Weight Ratio
- Head Chamber Volume - Determine Type
- Intercooler Efficiency
- Compression From Boost
- Dynamic Compression / Stroke
- Piston Volume
- Correct Density Altitudes To Another
- Speeds / Transmission Gears
- G-Forces From 60'
- Lateral Speed / G-Force
- Wheel Rate / Spring Rate/ Leaf Spring Rate
- MPG - Miles Per Gallon
- Mustang To Dynojet Conversion
- Brake Specific Fuel Consumption
- Speedometer Error
- Octane Calculator
- Timing Mark Calculator
- Air/Fuel Conversions
- Valve Lift Rocker Ratio
- Engine Milling / Compression Change
- Overboring / Displacement Change
- HP From Boost
- Pitot Pressure to FPS
- Cross Sectional Area
- Optimum Header Length
- Intake Runner / Torque
- Optimum Intake Runner Length
- TB Runner Diameter
- Injector Pulse Widths
- Center Of Gravity


Tags: idrag.js, i drag race by vincent pizzo.

Recently changed in this version

-Fixed a calculator and improved performance

Comments and ratings for iDrag
  • (51 stars)

    by affrizan b abdul razak ijan on 24/02/2014

    Jiwa moto

  • (51 stars)

    by Roger BeckerII on 12/11/2013

    Fix the number 7 bug and this would be a 5

  • (51 stars)

    by David Crandall on 04/10/2013

    Would be nice app alot of cool calculators in one app, but keeps crashing, has some bugs

  • (51 stars)

    by William Pirlot on 15/09/2013

    I have this on my iPad and it works great. I can't get it to do anything on my Android phone. It locks up then closes everytime I try to use it.

  • (51 stars)

    by Derek Baker on 10/09/2013

    7 = instant close

  • (51 stars)

    by Nate Kuertz on 04/09/2013

    You should update to fix bugs

  • (51 stars)

    by Larry Nagy on 19/08/2013

    If you press 7 app closes