iTunes is a free application for your Mac or PC. It organizes and plays your digital music and video on your computer. It syncs all your media with your iPod, iPhone, and Apple TV. And it’s a store on your computer, iPod touch, iPhone, and Apple TV that has everything you need to be entertained. Anywhere. Anytime.

Nokia Ovi Suite will eventually replace the current Nokia PC Suite and its variants like Nokia Ovi Suite 1.x and Nokia Nseries PC Suite. Nokia Ovi Suite integrates also the main features from Nokia Photos, Nokia Software updater and Nokia Map loader.

features:

· Move messages, contacts, photos, videos, music and more between your computer, your Nokia device and share your photos on Ovi
· Keep your Nokia device and computer in sync, update your Nokia device with the latest software, and keep your valuable content safe and accessible everywhere
· Sign in with Nokia Account and discover a range of great Ovi services: share your photos and videos with your friends & family or download the maps you need

The Sony Ericsson PC Suite consists of:

* Synchronization Studio – Automatically sync contacts and calendar on phone and computer in order to always stay updated on both devices.
* Backup and Restore Studio – Create safety backup of your phone content and restore in case your phone is lost or damaged.
* Internet Connection Studio – One-click connection of your computer to the Internet via your phone. Connect to the Internet – wherever you are.
* Messaging Studios – Store, create and send messages to your friends from your computer.
* File browser Studio – Browse and exchange files between your phone and your computer.
* Editors – Store, edit and manage your phone contacts and calendar on your computer.
* Software update – As soon as new software is available for your phone and when you are connected to the PC via a USB cable a wizard appears and suggests that you use the application to perform the phone software update.
* Connect your phone using USB cable, Bluetooth or Infrared.