Philippe Matthews Show Guru Advice, Author Reviews, Tech Reviews, Entertainment News

A droplet of water suspended on an iPhone camera acts as a magnifying lens. I’ve engineered a fair number of inexpensive DIY camera hacks. This one is by far the cheapest: it’s free! Simply place a drop of water on the phone’s lens, carefully turn the device over, and the suspended droplet serves as a liquid lens

If you're like anyone else, you have no idea how much you pay for electricity. A new app will let you use your phone to see when it's the cheapest, and pick that moment to charge your car.

AutoSlash cuts the time it takes to find the best car rental rates. Enter your desired dates and location on AutoSlash.com, and the service scours the Web for discounts and coupon codes from companies such as Hertz and Avis

The best sun protection money can buy turns out to be the cheapest. A new study by Consumer Reports found that the most effective sunscreens on the market are also the least expensive.

A new app from AAA helps you find the cheapest pump, just in time for the summer travel. Summer is almost upon us, making it time to start planning your summer road trip. And if you're one of the 99% of Americans who are constantly whining about gas prices, that means you'll need to plan for the inevitable side trips as well: those interminable searches and detours in search of the cheapest gasoline to refuel

It's a horrible paradox that bad things are generally cheaper: Like Big Macs. Or H&M. Top of this list, of course, is coal power, which is really quite horrible for the planet but is also deliciously cheap to produce

AutoSlash cuts the time it takes to find the best car rental rates.