You may cancel your oDASH subscription at any point of time from within your oDASH account. Your subscription gets marked as Cancelled but the Premium / Premium+ plan stays on till the date you have already paid for. Post that, your account downgrades to Basic plan.
To cancel your subscription, follow the steps below:
Step 1: Login to your oDASH account and click on "Services" button on the header & choose "Billing" tab from the drop-down.
You will get re-directed to the page which will show Subscription and Services
Select "Cancel Subscription" to avoid future recurring charges on your card/PayPal account.