Learn Double Bass - scales arpeggios melodic beginner exercises from Purely Double Bass!

Purely Double Bass is designed to help you become a better Double Bass player. By repeatedly practising the routines and lessons included in the software, your playing technique will improve over time. In App Purchases:- Purely Double Bass Full Content Pack is offered as an in app purchase.- Subscription is for one month and charged monthly.- Cost is $2.99 or local equivalent.- Payment will be charged to iTunes Account at confirmation of purchase.- Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period.- Your account will be charged for renewal within 24-hours prior to the end of the current period, renewal costs $2.99 or local equivalent.- Subscriptions may be managed and auto-renewal turned off by going to the Account Settings after purchase.- No cancellation of the current subscription is allowed during active subscription period.