FluffyChicken":2cookhd3 said:Smartphones and apps vary and of course it depends where you keep it. As with anything GPS/GLONASS it needs to be as high as possible and not have you in the way.
But what do you need it to do?
My brother tried a pebble thing but found it useless.
Plenty use the garmin types for just logging data. To be honest you can get cheap pendrive style for that if you don't want instant feedback.