Calorie counters a-go-go

Check the state of your diet and your saved calorie's on the go on PDA and Smartphone's. If you walk whilst pda-ing its a calorie or 40 every kilometer. Handango allready sold 400.000 copies of the Diet & Exercise Assistant software. I wonder if they also make 'm for the old style analog phones remember? That really helps burning calories, as you can see!