There are so many new gadgets out this year that older or retired Dads and Grandpas would love. They cover the gamut from low tech to high tech, while all being user-intuitive. In looking for the best gift ideas out there for older dads and grandpas, I searched for gadgets that are not the usual boring ideas. My picks are for some of the most effective and best rated gadgets on the market. Perfect for Father's Day, Christmas or any other time you need a thoughtful and useful gift.