CallClerk is an easy to use program that lets you know who is calling on the phone in more ways then you may have thought possible. When a call arrives it can immediately notify you by e-mail attaching the message or fax that was left. CallClerk can also update a web page giving you access to your directory, calls, messages and faxes from virtually anywhere. The program can even send a tweet to your Twitter account. CallClerk can also help screen your calls by showing you the caller's caller id info, announcing their name and sounding a distinctive ring. It can also automatically block unwanted callers (like telemarketers) using your own private list of blocked callers as well as optionally with the help of a community database of nuisance callers. In addition CallClerk can perform internet reverse number look ups and run other programs can be run as a new call arrives.
CallClerk can additionally record your phone calls. It has many dial-out features including speed dialing, clipboard dialing and dialing from Internet Explorer and Firefox.

Platform: Windows 2000, Windows XP

System Requirements: MS dot net framework as well as a modem, ideally one supporting caller id