Manomaya SAS announces Coach Guitar 4.7, an update to their popular guitar learning app for iOS. CoachGuitar shows aspiring musicians how to play popular songs on acoustic guitar. The app features a dynamic, detailed and color-coded animated fretboard that clearly demonstrates correct finger placement, strumming direction, slides, hammers-on, pull-offs, bends, and more. Version 4.7 offers better stability and minor bug fixes. Coach Guitar 4.7 is Free and can be downloaded from iTunes.