All Paperform plans come with unlimited storage for your form data while your account is active, however each plan comes with a timeframe for how long your data will be stored:
Paperform Essentials: Uploads storage for 6 months
Paperform Pro & Agency: Uploads storage for 18 months
All your submission data can be downloaded as a CSV or Excel file.
You can also connect Paperform with over 1000 Apps using Zapier to take your data elsewhere.