Apple's Touch ID, introduced on the iPhone 5S, has definitely made my life a little easier. Not only can I unlock my device, I can use the tech to log in to websites, make purchases through iTunes, and buy groceries at Walgreens using just my fingerprint. Still, as awesome as Touch ID is, it's pretty limited as to what it can do on native apps. Luckily, third-party developers have taken it upon themselves to implement the fingerprint recognition feature in their own apps. One such example is ...