HTC Sync You can use HTC Sync to synchronize Outlook contacts and calendar or Outlook Express contacts and the bookmarks of web browser between your computer and your phone. It also lets you install third-party Android applications on the phone, and bring your photos, videos, documents, songs, and playlists to your mobile phone
Must have app for any root user. Make backups, flash ROMs, and own your device.ROM Manager is THE MUST HAVE APP for any Android root user. (Over 600000 downloads and counting!)* Flash your recovery to the latest and greatest ClockworkMod recovery.* Manage your ROMs via a handy UI
QR Droid - QR Droid turns your Android smartphone into a powerful QR code reader.
Simply scan a QR code with the camera to access videos, map locations, product reviews, item prices, etc.
In addition, you can create your own QR codes from within the app to share contacts, photos, web links and other content
Anti-virus free is provides ongoing scanning and cleansing of Android phones, protecting against viruses, malware, OS exploits to ensure the integrity of applications and data.
DroidSecurity SMS filters provide an additional layer of content security, blocking spam text messages and SMS exploits
AVG antivirus free is all about protecting your android from viruses, malware and exploits with real-time scanning. Including 'findR' to find lost and stolen devices on map. AVG have now partnered with DroidSecurity for more info: www.AVG
Android 2.3.4 Software Update for Nexus S - This update allows you to video or voice chat with your friends, family and colleagues right from your Android phone, whether they are on their compatible Android tablet or phone, or using Gmail with Google Talk on their computer. You can make calls over a 3G or 4G data network (if your carrier supports it) or over Wi-Fi
Dr.Web Anti-virus Light - Protect your precious Android Device from viruses
and malware!
Dr.Web Anti-virus Light scans the file system of your Android device, including the "hidden" area and user applications. Detected malicious objects can be deleted or moved to quarantine