Complexity and cost often go hand-in-hand. As our smartphones add more features, introduce bigger screens, and become thinner, the cost begins to rise and mobile phones quickly become an investment.

So your phone took a dip in a pool, ocean, or worse, the toilet? Well, don’t fret! Water plus smartphones used to equal instant death for many devices. Fortunately, that’s no longer always the case.

With many smartphones costing upwards of $1000 (and even budget phones costing several hundred dollars), most of us want to do all we can to protect our investment. A common way to do that is to buy a ...