Upgrading your Contacts+ account
In Android, you can upgrade your Contacts+ account to premium either from the app sidebar >> Settings >> Upgrade your account OR Settings >> My account >> Upgrade.
After touching the upgrade button, you’ll be able to see the benefits of upgrading your account and choose your plan. For your convenience, the payment is made via Google Play with your Google Wallet account.
In iOS, navigate to account icon >> Settings >> Upgrade to premium, then select your plan and purchase.
In Contacts+ for Web, navigate to Account icon >> Settings >> Subscription >> Purchase Subscription
In Contacts+ for Mac, click on "Get more features" displayed below the account name. Clicking on your required plan allows you to make a purchase.