Today in the App Store -- the best free apps, new apps and app updates

Here are some of the best free apps, app updates and new apps that have landed in the App Store recently. All app prices are USD and subject to change. Some deals may expire quickly, so grab them while you can.

Apps Now Free

Dementia: Book of the Dead [iOS Universal; Now free, down from $4.99] Medieval England. Times of knights, witches and hunters.

Chess Masters [iOS Universal; Now free, down from $2.99] 150 carefully selected classic chess games to enjoy.

Chess Academy for Kids by Geek Kids [iOS Universal; Now free, down from $4.99] Chess Academy for Kids offers an easy introduction to chess.

Little Frights [iOS Universal; Now free, down from $0.99] There are hordes of zombies trying to munch on you, how many waves can you survive?

Prototypr [OS X; Now free, down from $9.99] Prototypr is a hand-crafted app to help you build stunning iOS app prototypes rapidly and easily.

New and Notable Apps

Orbital Wars: A Space Shooter in Real 3D! [iOS Universal; $0.99] A gaming experience you probably haven't experienced on your iPhone before, Real 3D!

Kapsula [iOS Universal; $1.99] Kapsula is a puzzle/racer set in a Soviet space colony full of clones.

Hyper Trip [iOS Universal; $1.99] Hyper Trip is a frenetic reflex game set in a futuristic 3D neon lit environment.

FOTONICA [iOS Universal; $2.99] FOTONICA is a first-person game about running, jumping, sense of speed, and discovery.

Twelve a Dozen [iPad; $4.99] Twelve a Dozen is a beautiful puzzle-platformer that takes you on a journey through a universe of numbers.

Updates you don't want to miss

Pic Collage - Video & Photo editing in a snap [iOS Universal; Free] Millions of people use PicCollage to create quick photo memories with friends and family, or make poster-worthy collages of their favorite bands and brands. Version 5.4.13 brings the following changes:

• Free and Limited Edition "Maroon 5 V" sticker pack, exclusively on PicCollage!!

• New backgrounds!

• New fonts!

• Double-tap-to-like on featured feed

• New "Edit Photo" options (double-tap on image to edit) including Adjust brightness, Splash color, Blur image, Whiten and Blemish

Tyme [OS X; $5.99] Tyme is an easy to use time tracking application for freelancers. Version 2.0 brings the following changes:

• new improved iCloud sync: Faster and 100% reliable

• new flat CSV export

• new options for statistics, complete tasks and budgets

• new option to add time entries in the project view

• syncs with the Tyme iPhone app

• added: rounding to 6 minutes

• added: rate in CSV export

• fixed several small bugs