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.
I'm sorry, but timing a field is not possible. A workaround would be to add our global countdown widget in your form:
With this widget, you can auto submit the form if the time runs out or you can disable/block the entire form.
If you want to track down how many minutes/hours does a person fills and submit your form, you can also use our Timer widget:
Here's how you can create a multi-page form: https://www.jotform.com/help/119-How-to-Create-Multi-Page-Forms.