There are three subscription plans for dfndr vpn:
Monthly: $11.99 (per month)
Six months: $4.99 (per month)
Annually: $3.99 (per month)
To subscribe, select “Get Premium” or subscribe to trial for 7 days, follow the steps below:
1- Select the payment plan.
2- Touch “Continue”
3- Select the payment method and finish it.
You can verify your subscription through Play Store app > Menu > Account > Subscriptions.