"KARAOKE MA'★streams high quality instrumental track and displays lyrics as it plays back. It is ideal for practicing songs, and also a home karaoke party when plugged-in to the TV set. One of the unique feature of this app is it can adjust the tempo (+/- 50%) and pitch shift (+/- one octave) during the play back. This tempo change and pitch shift can be performed real-time so that you can find your own keys and most comfortable tempo while singing. You can subscribe a monthly (30 day) membership for the price of $2.99 to access the song catalogue, which is updated regularly and the 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. Account will be charged for renewal ($2.99 for an additional 30day) within 24-hours prior to the end of the current period. Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user’s Account Settings after purchase. Check www.cooljapanmusic.com/karaokemaster-terms and www.cooljapanmusic.com/karaokemaster-privacy for the Term of Use and Privacy Policy"