Hi Harry,
I bought your Dyno App for iOS yesterday and tested it a bit. Using it with my Dual SkyPro XGPS160 looks like a very nice and stable app yet!
One shortcoming I found is the setting for the start- and stop speed. It takes "hours" to change this from 0-100 to 100-200 for example....

Hi Harry,

I drive a classic sportscar with a modified engine and am looking for a solution to evaluate changes made to the engine.

For this, I would like a solution that generates hp and torque vs. rpm graphs.
I believe that GPS-based acceleration is not accurate enough for this, plus I wouldn't...

Hi Harry,

I drive a classic sportscar with a modified engine and am looking for a solution to evaluate changes made to the engine.

For this, I would like a solution that generates hp and torque vs. rpm graphs.
I believe that GPS-based acceleration is not accurate enough for this, plus I...

Hi

Just received my SkyPro yesterday. It links correct with the Dyno app but the status allways says "not ready". When clicking on the red infos, the GPS position and the Accuracy is highlighted red. But the SkyPro app states 14 sattelites and 3d position fix.

The courious thing is,...

Hello,

I have been using LapTimer Rookie with a Dual XGPS150 on an old iPhone 4 (ios 7.1.2). I installed Dyno, but it will not load. When I launch the app, I see the "Harry's GPS Suite" screen, then the screen goes back to my home screen without launching the app. LapTimer still works....

Harry--

I'm confused about the purpose of this app.

The page on Google Play says that this app measures performance, which is a bit vague.

With a name like "Dyno", I expected to get the kinds of power and torque charts one gets from a dynamometer .

This app just seems to measure...