eM Client is a Windows based e-mail client for sending and receiving e-mails, managing calendars, contacts, and tasks.

Google Sync is a free Google service for syncing Mails, Contacts, etc across devices.

MailStore lets you archive your private email from almost any email source and search through them extremely quickly.

GO Contact Sync Mod is a tool that synchronizes your contacts.

AkrutoSync helps you automatically sync Outlook across all devices.

Bing helps you turn information into action, making it faster and easier to go from searching to doing.

Gpg4win is an email and file encryption package for most versions of Microsoft Windows, which uses GnuPG public-key cryptography for data encryption.

Memotoo sync all your contacts from Gmail, Facebook, phone, Thunderbird, Outlook, etc in a single address book.

gSyncit is an Outlook cloud synchronizer.

AdiInviter Pro is a contact importer and tell-a-friend platform.