With the launch of iPhone 3 GS the another important feature added to iPhone series is iPhone OS 3.0 that is the operating system on which new iPhone is pinned to work around. There many changes have been made to iPhone 3.0, some of these changes are new ones and others are some additional changes to previous features. Below a brief is given to the some of the important features of the iPhone:

Deletion and forward Individual Messages: This iPhone 3.0 feature can select respective messages from the list of messages and can forward them to some other persons as text message. This also allows deletion of individual messages.

Can e-mail 5 photos at a time: Contrary to earlier version that was enabled to send only one picture, this version can send more than 5 pics at a time.

Just shake and undo and redo your typing: Now you are free to type and undo type merely by shaking your iPhone. You want to revert back a message typed, shake your iPhone and it is gone, but suddenly wants it back once again shake your iPhone, you would able to see text at your iPhone.

Shake to shuffle: This is pretty good when your iPhone is attached with iPod which is in shuffle mode and accidentally you come across need to listen a favorite songs of your, in this situation, you merely need to jiggle a bit so that favorite tunes of yours once again may start playing.

Copy/Cut/Paste: This copy/cut./paste feature lets a user to select copy or cut and text on iPhone from an app or a Safari web page and can paste it into Notes or Email.

Landscape Keyboard: Earlier this keyboard was only available for Safari now with OS 3.0 it is now can be used in typing programs including Notes, Mail and Messages.

Double click home button: Accessibility for the double click has been increased with this version of the iPhone, earlier the feature was limited to Favorites and to access iPod controls, now Spotlight Search or the Camera are added to double click.

Call history log: Now on after blue arrow next to a call, duration of the call get listed and thus is organized by date.

Auto Fill Usernames/Passwords: On the basis of credentials entered, an iPhone can automatically fill out any registration form for contacts. It also auto-fills username and passwords on the basis of previous entry made into the website.

While one message in under progress type another one: With new 3.0 you can send and type a news message despite a message already in progress.

Spotlight Search: It is like a search engine for your iPhone, what you need to do is just enter the keyword or a letter and you would come across with appropriate result from contacts, email, calendars, notes, apps and everything in your iPhone.

Voice Memos: Under this native application a sound can be recorded as well as edited. The next attractive addition to this unique application is voice memos sharable via text messages.

YouTube: Under new version of iPhone you can enjoy fully functional version of YouTube to your iPhone. Apart from uploading videos direct from iPhone 3G S on you tube, you can also sing in, rate videos, read and make comments, access subscriptions, save and edit favorite, access “My Videos” and view your history.

Safari: As Safari was revelation for iPhone’s web browsing experience has a very few changes as speed of browser has improved and the browser has been improved to lower crashes as earlier screen used to go blank for a second and reappear while loading big pages.

Moving app across pages: As for the relocation of applications there a massive improvement has worked out this time as they do not messes up the order of apps on the page you pass leaving you with blank spaces and shifting things around.  Now with new OS 3.0 you can simply drag application either left or right corner of the page that would keep flipping over there.

Content Control: With the introduction of iPhone 3.0 there would be parental control on content as movies, TV shows, podcasts and audiobooks all are available for direct download.

Share Contacts: On a single click you can e-mail all your information including phone, email address, etc to any contact in your address book.

New App Store View: Now you can have screenshots of the application from the app store without being uploading them separately for preview.

Note Syncing With iTunes: It is provided with synchronization feature for Notes with iTunes so they are get transferred to computer each time iPhone is connected with your computer.

Encrypt iPhone Back Up: All the data from iPhone is enabled safe and secure by encryption and password protection.

Mail Search: Mail search option provided within “Mail” application can search through mails as Spotlight Search app filters all the data in iPhone.

Notes Search: Within the Notes Application this feature helps to search through notes.

iPod Search: With this feature you can search for everything within iPod including Artists, playlists, songs, albums, videos, podcasts, audiobooks, and everything.

A2DP Bluetooth: Enabled with A2DP Stereo Bluetooth, iPhone would be functional with all sorts of peripherals like headsets, speakers, headwear, sunglasses, jackets, car accessories, monitors A2DP laptops, and above all this would allow third party game developers to include accessories into the games.

Turn By Turn Navigation: As a legal clause no more in existence, developers can now implement turn-by-turn applications into new iPhone 3.0.

Tethering: The feature of Internet tethering allows access of the iPhone’s 3G internet connection on your laptop using iPhone as a modem.

In App Purchasing: This application with “In-app Purchasing” features let you to sell out additional content from within applications. You can also purchase entities like additional level of games, etc.

Peer-to-Peer Connectivity: With availability of Bluetooth and Wi-Fi and peer to peer connectivity can share applications and play games.

Find My iPhone: Exclusively for MobileMe users with Find My iPhone utility they do not need to worry about losing their iPhone as they can receive exact coordinates of the location of lost iPhone.

Force Quit An Application: This feature allows a hang application on iPhone to go back to original screen as any hanged application on computer goes back to desktop.

Retry failed text message:  With a red exclamation mark you can click retry to send a text message to a recipient.

Movies, TV Shows, Podcasts, and Audiobooks downloadable over 3G: With introduction of iPhone 3.0 iPhone iTunes score can now access movie,  TV shows, podcasts, and music videos. Any file can be purchased and downloaded directly through the iPhone without using a WiFi connection.

Variable Playback Speed: If you like speed of the song or are speed listeners can increases speed of the music at which an audiobook works on your iPhone.

City and state details for non contact calls: Any call aside contacts in your address book provide city and name of the state to give you a general idea about the location of the call.

Swipe to delete note in Notes: As to delete text messages and emails you can simply swipe across a note in “Notes” to delete it.

App Counter: This feature lets you to count total iPhone applications that you have in your possession at least you would have something to boast about.

Unlock and Jailbreak iPhone 3.0: And in the end apart from all the operating features, iPhone Development Team has left you with jailbreak and unlocking new operating system.