Follow the steps below to turn OFF auto renewal
Step 1: Launch Wynk Music
Step 2: Go to Settings
Step 3: Tap on 'Auto Renewal' to turn OFF if you see it in ON position.
Please visit http://support.apple.com/kb/ht4098 for steps to Turning off auto-renewing subscription. You can manage your auto-renewing subscriptions using your computer, iPhone, iPad, or iPod touch.