SmartPhone Studio is a freeware that gives you control over SMS and contacts on Windows Mobile smartphones.
The connection is established over ActiveSync. The current version supports SMS and contact management. The software runs on Windows Mobile Smartphones such as Mitac mio 8380, dopod 515, orange SPV, i-mate, QTEK 8080 and others.
There is an English and Chinese version. The website carries only the Chinese-version screen shots.