OS X Mountain Lion: Apps included with your Mac

Calendar: Keep track of meetings or appointments, view multiple calendars at the same time, share your calendar information with others, and more.

Contacts: Store names, numbers, addresses, birthdays, IM buddy names, and more. Then, use your contacts for emails, chats, video calls, and more.

FaceTime: You can can easily make a video call and talk, hang out, and stay in touch with others, face to face, right from your Mac. You can call friends who have iPad 2 or later, iPhone 4 or later, iPod touch, or a Mac.

Game Center: Play games online with friends and share your game experiences. Or, enjoy a game by yourself.

iTunes: The ultimate digital jukebox. iTunes plays all your digital music, podcasts, and videos, and can share all of your content with your iPod, iPad, iPhone, Mac, and Apple TV. It’s also a 24/7 entertainment superstore that lets you browse and buy songs, movies, TV shows, and more.

Mac App Store: The best way to find and download Mac apps. You can browse, purchase, install, update, and even write reviews for your apps.

Mail: Use your existing email accounts to send, receive, and organize all your email in one place.

Messages: Use your IM accounts to text chat, video chat, audio chat, and even share your screen.

Notes: Jot down things you need to remember and easily find them later.

Photo Booth: Use the built-in camera on your Mac to take single photos, a quick burst of four photos, or a movie clip—ready to send to friends, use as a Messages icon, or add to your iPhoto library.

Reminders: Keep track of all the things you need to do, see, or buy. Set time or location notices for your reminders so you never forget anything.

Safari: A web browser that maximizes your browsing experience. It’s fast, easy to use, and lets you simply enjoy browsing the web.

Automator: Automate your work to accomplish time-consuming and repetitive manual tasks quickly, efficiently, and effortlessly—no programming required.

Calculator: Perform simple arithmetic calculations, complex logarithmic calculations, and logical operations—and then review and print your calculations.

Chess: Challenge yourself to a game. Play against your Mac or another person, or watch your Mac play against itself. Customize your board and pieces, use your voice to control the pieces, and even have each move spoken out loud.

Dictionary: Find definitions and synonyms in the New Oxford American Dictionary and Oxford American Writer’s Thesaurus. Dictionary lets you quickly look up words directly from a variety of applications, including Safari and Mail—just Control-click the word you want to look up.

DVD Player: Watch DVDs on your Mac. Enjoy a front-row seat for everything from the latest action thriller to your latest family vacation—with dramatic sound and high-definition video.

Font Book: Install, preview, search, activate, and deactivate the fonts on your Mac with simple, letter-perfect type management. The changes you make are immediately available in all the apps on your Mac.

Image Capture: Transfer images from your iPhone, digital camera, or scanner to your Mac so you can use them in iPhoto and other apps. Image Capture lets you crop images to a variety of sizes and delete unwanted pictures from your camera.

Preview: View images and PDF documents, touch them up, annotate them, and share your comments.

QuickTime Player: Watch a wide range of video formats and files. QuickTime Player offers a clean, uncluttered interface with controls that fade out when they’re not needed, and large thumbnail images that make it simpler than ever to jump right to the movie chapter you want.

Stickies: Keep notes on your desktop so you’ll never forget what you need. They’re great for jotting down reminders, lists, and other information, and can be customized with fonts, colors, and images.

System Information: View detailed information about your computer’s hardware, software, and network settings in an easy-to-read layout. Check System Information to see if your Mac meets the requirements for a new hardware or software product, and to help Apple Support troubleshoot your Mac.

TextEdit: An easy-to-use word processor. It’s great for creating simple documents, but it also includes features like spelling and grammar check, autosave, tables, smart quotes, lists, and graphics.

VoiceOver Utility: A screen access application that describes aloud what appears on your computer screen. VoiceOver Utility lets you control your computer using the keyboard, trackpad gestures, or a braille display.