Yes! ON1 Photo RAW 2018 is our full bundle of all the apps that we offer. ON1 Resize is one of the modules inside of ON1 Photo RAW 2018.
Unfortunately there is no trial download for the individual version of Resize. if you would like to try out the Resize module, you will need to download a free trial of the Photo RAW 2018.
More information and a full trial of ON1 Photo RAW 2018 is available here.