To use LiSA assign relationships with your contacts such as brother, boss, lover and so on.
LiSA understands replies so can also say: You have a reply from your boss. LiSA can announce all incoming messages or only those where you have assigned relationships - it's your choice. LiSA can announce the time, on the hour as well.
LiSA for iPhone
LiSA includes a set of 50 voicetones for your iPhone, which will be automatically installed into iTunes on installing LiSA. To use, go into your contacts and choose the relevant LiSA voicetones as the ringtones for the person.