Some of the apps are amazing! I use the navionics charts of the east coast using the built in GPS capabilities. I can see exactly what the depth of the water is directly where my cast will land....works in a boat too.
The problem is that the battery drains quickly and you will treat it like a computer.
My daughter has one, the most amazing machine ever, Capt. Kirk's was a pos in comparison.. She has it all of course for around 60 bucks. ATT.
He that would make his own liberty secure, must guard even his enemy from oppression; for if he violates this duty, he establishes a precedent that will reach to himself.
Thomas Paine