PerfExpert - Car Dyno & Timer|運動線上App不用買-HotApp4Game

Measure, analyse and share your car performance using your iPhone, iPad or iPod !Does your engine still has its full horsepower ? The gain announced by your chiptuner is it real ?PerfExpert lets you answer these questions using your own smartphone, without performing an expensive chassis dyno test !PerfExpert allows you to measure horsepower, torque and elapsed times (0-60Mph , 1/8mi , 1/4mi... ) with the greater accuracy available on a smartphone.PerfExpert is a reliable and cheaper alternative to chassis dyno and professional timers. It provides consistent measurements, allowing you to compare your tuning, engine adjustments or ECU mapping.See test results that PerfExpert users chose to publish on the PerfExpert Network : https://network.perfexpert-app.com/results/featuredMore info ? Read the PerfExpert FAQ here :http://www.perfexpert-app.com/faq-enJoin now the PerfExpert growing community :- On Facebook: http://www.facebook.com/PerfExpert- On Google+ : plus.google.com /+Perfexpert-app- Support forum : http://www.perfexpert-app.com/forum.htmlFeatures :- Dyno test mode to measure flywheel(crank,engine) and wheel horsepower and torque of your engine with dynamic calculation of losses without you need to enter a loss percentage => PerfExpert compute horsepower losses for you.- Timer test mode to measure 0-60mph, 0-60ft, 0-1/8mi, 0-1/4mi, 0-100km/h, 0-20m, 0-200m, 0-400m, and much more.- Charts of wheel and engine horsepower on engine speed. With automatic detection of the engine rev limiter (or throttle release) in order to get a curve starting from low revs up to the red line, as on a chassis dynamometer report.- Overlaying of several dyno test results to quickly see which engine setup is better through the engine rev range (Available on the web app once you have uploaded your tests).- Calculation of corrected power and torque according to the correction norm of your choice (taking into account atmospheric pressure, ambient temperature and air humidity). So you can compare measurements on different days. Available standards : DIN (Europe), SAE (America), JIS (Japan), CEE (Europe) and ISO (International).- Web reports for your dyno and timer tests. This allow much easier sharing and you will never lost them! - Charts of wheel and engine torque on engine speed.- Use of your phone accelerometer up to 200Hz frequency for best consistency- Use of advanced signal processing for smoother curves without reducing the acquisition frequency.- Test results are grouped by engine "Setup" that you can define yourself- Possibility to enter multiple gear ratio for each car- Curves are shown in a full screen interactive graph that lets you know the exact values at any point with an extraordinary precision.- Individual choice of units from a large number: Hp, Ch, Kw, Nm, Ft.Lb, mKg, Mph, Km/h, m, ft, G, m/s≤, psi, inHg, mBar, °C, °F- Excellent measurements consistency for accurate comparisons.- Detailed reports of dyno runs and timed runs with specific information for each type of measurement.- Export reports in Tab Separated Value format and PNG.More info ? Read the PerfExpert FAQ here :http://www.perfexpert-app.com/en/faq-en-top.html