Swiss Army smartphone: 9 tools your phone can replace

With the right apps, cases, and add-ons, your smartphone can tackle a wide and wacky range of tasks
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Credit: flickr/David Reber

Just like "when all you've got is a hammer, every problem looks like a nail" (or "when your problem is a nail, every tool you've got looks like a hammer"), when you have a smartphone there's a good chance there's a smartphone app, case, or accessory for whatever you want to do.

And not just the easy or obvious things, like turning your smartphone into a GPS, mirror, or mini-periscope or providing damage protection. I'm talking about a wide, even seriously wacky range of tasks.

Here are 9 ways to turn your smartphone into the hammer for your nail.

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