JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
Please take a look at this link: http://www.jotform.com/help/89-Create-a-Custom-Thank-you-page-with-Auto-redirect to see if this is what you’re looking for.
If it’s not, please let us know and we’ll look further.
Create and autoresponder notification if you want to send emails to the person who fills your form. Guide: http://www.jotform.com/help/26-Creating-a-Form-Autoresponder
To redirect users after form submissions, follow this guide: http://www.jotform.com/help/38-How-to-Redirect-to-a-Page-After-Form-Submission. Or, you can try @rehcgt's suggestion if you want a custom thank you page with auto-redirect function.
Should you have further questions about this, let us know. Thanks!