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Apple Inc. fans will finally get their hands on the new iOS 5, which is the new mobile operating system of the company.

The iOS 5 offers 200 plus amazing features for i-gadgets users. The iOS 5 will be released along with the iCloud on October 12.

Here is a list of the 15 iOS 5 features that every Apple fan must know:

All New Notification Center - Apple made a revamp on its notification system and features a lock screen display.

Siri - In the recent Apple media event last Oct. 4, the company boasted the Siri feature in the iPhone 4S, which will enable the handset to transform voice commands into actions.

iCloud Integration - iCloud is the new storage service of Apple.

Wireless Syncing - This iOS 5 feature enables the device to sync and back up the content of your devices such as movies, TV shows, home videos, and photos to your Mac or PC when it is using the same WiFi connection.

iMessage - Apple introduces its new messaging service for i-gadgets. Be able to chat with your friends with i-devices.

New Reminders App - The iOS 5 is now equipped with new app that allows you to store a list of the things that you need to accomplish and it can be associated with a date and location.

New Newsstand App - This new app is included in the list of iOS 5 features that enables the user to organize his or her magazine and newspaper subscription for easy and quick access.

Mobile Safari - The mobile safari gets a number of new features such as Reader, Reading List, full tabbed browsing for iPad users and ability to tweet from Safari.

Twitter - The popular social networking site is fully integrated in the iOS 5. You can start tweeting directly from Safari, photos, camera, YouTube and maps. Also, send a reply to a friend by typing a friend's name and the iOS 5 will do the rest.

Camera - You can easily access your camera right in the Lock screen. Use grid lines, pinch-to-zoom gestures, and single-tap focus and exposure locks to compose a picture. If you will enable photo stream in iCloud, your photos can be automatically downloaded.

Photos - iOS 5 brings in new services to turn your photos into great work of art. Crop, rotate, enhance, and remove red-eye without leaving the Photos app and just with a few taps. Even organize your photos in albums. With iCloud, you can push new photos to all your iOS devices.

AssistiveTouch - This feature allows you to use your iOS device if you have difficulty touching the screen or if you require an adaptive accessory.

No More PC - There is independence for all iOS 5 devices. Once you have adapted iOS 5, you will no longer have to connect to your computer again. The new iCloud does the trick as all information will back up and sync automatically with other laptops and iDevices you own.

Multitasking for iPad - The iOS 5 brings new shortcuts for iPad users. Use your four or five fingers, swipe up to reveal the multitasking bar, pinch to return to the Home screen, and swipe left or right to switch between apps.

AirPlay Mirroring - If you own an Apple TV, get an audience to see what you are doing in your other iDevices. One of the iOS 5 features enables video mirroring.

Watch the video below for the introduction of the new iOS 5.