What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
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.
Yes it is possible to achieve your requirement.
There are following two options available which will allow your users to save the form inputs and resume it at a latter time:
1. Auto fill: You can enable auto fill feature of your form which will save the user's input data every few seconds. Please be noted that the auto fill feature saves the data in browser cookies. If the browser cache is cleared, it will also delete the saved input data. The following guide should help you : http://www.jotform.com/help/227-How-to-Enable-Auto-Fill-Feature
2. Save user input in session: It is also possible to save the user input data in session. The data will be actually saved in the server. The following guide should help you: http://www.jotform.com/help/97-How-to-Save-Forms-to-Continue-Later
Hope this helps.
Do get back to us if you have any questions.