Hi @leofficial ,
Thanks for writing back to us!
Hope you are doing well.
We would like to tell you that Email Subscribers is a free plugin on www.remarpro.com; which means that all the data of Email Subscribers is stored on your end. We do not store any of your personal data on our site.
Even in Emails Subscriber Pro Plugin, we are processing newsletter content but not storing it.
Hence, we assure you that there is no data storage from the Email subscribes Plugin, you can enjoy it without any concern.
Also, We would suggest you to click on this document and go through the following information in order to understand the solution.
If you still have any doubts, we are always here to assist you.
Hope the above information helps you.
Thank you!