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.
Yes, that's possible.
Here is the basic guide on how to create your first Paypal Form https://www.jotform.com/help/50-PayPal-Forms.
And embedding the form to your website is pretty easy, just take your form embed code and paste it into your web page. Here's how: http://www.jotform.com/help/28-Cloning-a-Form-from-a-Web-Page
If you have further questions, let us know here.