Like many other apps and purpose-built devices, GolfLogix provides course maps and GPS yardages during a round.

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"Numbers were kind of irrelevant at times, " Fowler said, referring to yardages.

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The simplest solution is a good golf-specific GPS that will show the course in detail and provide accurate yardages to both the green and to trouble and lay-up locations.

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In one, called "The Caddy, " you are asked to calculate yardages to flagsticks while simultaneously clicking on virtual golf clubs in a bag that need "cleaning" on random time schedules.

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When you go to a caddie friendly course like Pinehurst Number Two, Pebble Beach Golf Links, or Bandon Dunes, the caddie gives you course advice, yardages, and help reading putts.

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