To stop Netflix from auto-renewing, Logon to Netflix App:
1. In the Netflix app, click the Menu in the upper left corner of your home screen beside the Netflix logo
1. Under Settings, click Account
2. Click Cancel Membership.
3. Click Complete Cancellation to confirm the action. You will see a message saying your Netflix cancellation will be effective at the end of your current subscription period. You will also receive an email confirmation.
Call 211 or (02) 730-1000 for more info
You can simply cancel it while going to netflix app in accounts section, if you have no credit card associated to it you won't be charged they will automatically stop your subscription. You can also continue to watch shows using Kodi Tv.