Tunes - Tuneflow

iPhone/iPod touch only: Free online sharing service Soonr has launched an iPhone/desktop app combo that gives you 500MB of space to keep your Windows or Mac documents synced to your device.

The free, cross-platform application Dropbox—which readers voted the best file syncing tool available—has updated its web interface, adding new and improved navigation and drag-and-drop support for all the files and folders in your Dropbox.

Windows/Mac/Linux (Firefox): list.it combines the keyboard-tap availability of Firefox's sidebar with the helpfulness of always-there, synchronized text notes.

Windows/Mac/Linux (Firefox): list.it combines the keyboard-tap availability of Firefox's sidebar with the helpfulness of always-there, synchronized text notes.

Windows only (with Outlook 2003 or 2007): Outlook Connector, a free plug-in we previously mentioned, has left beta with claims of better stability and syncing.

Google Sync for BlackBerry updated today, adding support for bi-directional contact sync between your BlackBerry and your Gmail contacts (in addition to the existing calendar sync, which I believe still only supports one-way sync UPDATE: Nope, it's two-way, too!).

Web application Soocial promises hassle-free contact management, seamlessly syncing contacts between a handful of potential buckets including Gmail, Outlook, the OS X Address Book, Highrise, and over 400 phones (including your BlackBerry). To get started, just sign up with Soocial and start adding accounts and apps using their simple setup wizards.

Dear Lifehacker,

Free, cross-platform Dropbox—the most popular file-syncing application on the block—has pushed out a snazzy new iPhone interface so you can quickly access your synced files from the mobile convenience of your iPhone or iPod touch.

Firefox only (Windows/Mac/Linux): Popular bookmark-syncing Firefox extension Foxmarks has expanded to support password syncing between your browsers. Many of you have been looking for a good way to sync your passwords since Google discontinued Browser Sync, and now Foxmarks is filling that very need.