What are some alternatives?
When comparing AV Video Karaoke Maker and Lyricue, you can also consider the following products
Animated Text Studio - Create music videos with animated text
Quelea - Quelea is an open source lyrics projection package aimed at churches.
Sayatoo KaraTitleMaker 2 - Create video subtitles for your karaoke songs
VideoPsalm - Free worship presentation software for churches,