It's a night of costumes and candy, but Apple iOS developers have conjured up some frighteningly fun and fruitful apps for the occasion. Here are 10 of the best.

Find My Friends: The new application for iOS 5 users allows parents to track their kids as they go around the neighborhood trick-or-treating. Thankfully, the app works both ways so kids can find their way home should their candy crusades take them to unexplored territory.
Cost: Free

House of Horrors: No Halloween is complete without watching a gory, campy horror flick. Luckily, House of Horrors has that covered, offering a library of free full-length movies sure to keep you up all night, including George A. Romero's classic Night of the Living Dead.
Cost: $0.99

Halloween Costumes: The last-minute scramble for a good Halloween costume is much less stressful with this particular app, which offers hundreds of costume ideas for both men and women, as well as links for where you can purchase the costume directly.
Cost: Free

Pocket Cocktails: While the kids are out trick-or-treating, the adults can make some wicked brews with this free app. From pumpkin-themed drinks to cocktails that look like brains, this app has some beverage ideas that are equally devilish and delicious.
Cost: Free

Contract Killer Zombies: Your name is Shooter. You've killed countless criminals, but now it's time to turn your sights onto some zombie heads. Provide cover as surviving humans rush and get supplies, and upgrade your weapons over time to punish the undead for their transgressions. With realistic explosions and addictive gameplay, this game is a must-have for any zombie fan.
Cost: Free

Pumpkin Pal: Don't have the patience or dexterity for pumpkin carving? Get Pumpkin Pal, and design your own virtual pumpkin with your fingers. Create eyes, noses, mouths, or any design you wish with different knives and shapes, and when you're all done, dim the lights on the app and light up your jack-o-lantern from the inside.
Cost: $0.99

Halloween Card Creator: Don't feel like giving out candy or making a costume this year? Stay in the Halloween spirit with these free e-cards with Halloween-themed backgrounds, graphics and customizable options.
Cost: Free

Haunted House Finder: Want an authentic Halloween experience? This app, created by the popular SyFy show Ghost Hunters, pinpoints more than 100 haunted locations around the country, and uses the GPS function on your phone to find the nearest one.
Cost: $0.99

Haunted Face: Scare your friends with this application, which transforms any face into a 3D animated ghost. You can even record videos and share them online to creep out your friends.
Cost: $0.99

Angry Birds Seasons: No app list is ever complete without Rovio's furious fowl. The newest episode for Angry Birds Seasons, called Ham'o'ween, features 30 spooky new environments and a brand-new bird that puffs up to 10 times its size when touched.
Cost: $0.99