on the Free starter, Are the 10 payment submission forms Monthly?

Thank you for reaching support,

Are you asking if the FREE plan can only have 10 Payment submissions per month?

If so, then yes. Please refer to our Pricing Page: https://www.jotform.com/pricing/

Here is a related guide for your Account Limits and Usage: https://www.jotform.com/help/408-understanding-your-account-usage-and-limits

Let us know if you have any further questions.

Best.