You can try the new HARDI CaliPilot here. The PDA to download will work just like this flash version. To get started just click on the program.

The HARDI CaliPilot program is a developtment of the very popular HARDI calibration disk. Easily and quickly, either out in the field or at your pc, you can make relevant calculations regarding calibration, tank filling, chemical usage and nozzle usage.
You can download HARDI CaliPilot to your PDA or PC.

HARDI CaliPilot can provide you with answers to many common questions (i.e.):

How much have I used my nozzles?
What size of nozzles should I use?
Which nozzle gives Medium spray quality?
How much water is needed for the last drive?
How much chemicals for each tank?
How much chemicals for the last tank?
Which pressure for liquid fertilizer?


Download the PDA  version here.
Download the PC version here.
Download the User manual here.