You can restrict forms by date, ip, email and also configure edit restrictions for users.
How to restrict form access in WPEForm WordPress Form Builder
How to restrict access to form by submission count, email, ip, cookie, date etc.
Restrict access to forms and new submissions by various parameters, like total submission count, email address, IP address, cookie, start and end date, login status etc.
How to let users edit their submissions in WPEForm
You can let users edit their submissions. Learn how to set up from the Form Builder Configuration.
How to show notice to users who has already submitted a form
WPEForm can show notice to users if they have already submitted a form. Learn to setup the notice.