Talkie is a software solution for walkie-talkie with presence-driven phone-like calling. Since it is completely serverless, it requires zero setup and configuration
xtForward - automatically forwards SMS text messages you send or receive on your mobile phone to any email address you supply. Using txtForward to send your incoming or outgoing text messages to email can be useful in a number of different ways...
Some people want to backup all their text messages, so they have them safely stored away for future use
With VoipSMS you can send text messages using your Betamax account. It offers extra functionality to store sent and received messages. Support for multiple accounts, drafts, text templates and favorites (contacts).
Betamax has a lot of resellers
Save SMS from Windows Mobile phone to PC! Messages can be saved and deleted from your phone or can remain in your phone or only those that are old deleted!
GNG BtChat-Bluetooth Chat and Data Logger Software.This is the Smartphone version of GNG BtChat. You can use this software to chat with friends near with you. First you must enable your smartphone's bluetooth then select outgoing port number from com port setting and then connect and chat. Have fun
Finally "Direct Push"
is now available for Windows Mobile 2003 Devices
Similar to the Messaging Security & Feature Pack (MSFP) for Windows Mobile 5.0 devices, RoadSync is now available for Windows Mobile 2003 SE handsets
CallBlock is a simple yet effective tool to block unsolicited incoming calls. Now you do not need to turn off your phone just to avoid unnecessary interruptions. Just leave it to CallBlock to filter all your incoming calls and sms
Speereo Voice Mailer is a perfect solution to manage your e-mail accounts. With intuitive one-button speech interface any operations with mail take seconds. Send, delete and sort your letters with simple voice commands
Efficasoft GPRS Traffic Monitor - The Smartphone GPRS Traffic Monitor by Efficasoft, allows you to monitor GPRS data usage both graphically and numerically on your smartphone, thereby giving you more control on your mobile phone bill