Is it possible to make a function on appinventor which detects the nearest restaurants or anything else?

[dora_paz]

See here

Map component doubt (calculate distance between Android and a location)

and Calculer la distance entre son domicile et un point donnée dans une textbox to calculate the distance continuously. The above link calculates straight-line distance between two points; this tutorial shows how to calculate the driving distance using the MIT Navigate control