Yes, you can turn off the automatic renewal at any time in your Holidog account. Simply go to your Profile, click on the "CHECK" button in the upper left box that details the subscription you have, and then click on "Turn off" which is towards the bottom of the page in the Options section. Alternatively follow this link to turn off the renewal on your account: http://uk.holidog.com/Client/Subscription.
Each subscription renews automatically by default at the end of every chosen subscription period, please note that in order for the deactivation to be successful the deactivation must be done before midnight on the last day of the month before the renewal, otherwise the request will be taken into account for the following subscription period. This is outlined in our Terms and Conditions which you can access here: https://uk.holidog.com/Legal/ConditionsOfUse