With the tool you can identify very easy and very exact the value of the pitch from a rc-heli in the following three different ways: 1. By using a yardstick. 2. By using the mobile camera. 3. By using the mobile sensors. Process for 1. And 2: You have to scale and type the rotor blade length Both blades has to show in the same direction.
A free .apk installation package of RC-Heli-Pitch 2.6.14 is available from Droid Informer and you can have a look at users' reviews on this site. Prepare 275 KB of free space on your device for this app installer and keep in mind that it runs on Android 1.6 and higher. The app has been scanned for viruses and it has been found completely secure. Thorsten Wruck is the developer of this application which can be found in the Tools category.