Imagine you're director of theatre show that's made in german - you're going to france. With german actors. You need to caption the play in french. You need to translate the lines and adjust screening of french subtitles.
That's the problem this app solves.
It's been made in collaboration with multiple theatre professionals.
Link to website: http://www.subtitlesfortheatre.com/
Direct link to AppStore: https://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=1098298120&mt=12