HTC Hero users with MoDaCo ROM can fully backup the settings/data of any application to the SD card. TitaniumBackup is lightening fast and takes about one second if you have 300 apps installed on rooted android. You can also backup/restore settings for individual apps on rooted android phone. The tool provides you with a feature that can auto-kill apps before saving/restoring their settings.
Download TitaniumBackup to Backup & Restore Settings of any apps on Android phone
TitaniumBackup