WordPress (10000 programs)
Pros: Export and download files in various formats. Access raw data for manual analysis.
Cons: Requires use of the base eForm plugin to function. Reportedly slow response times for technical support claims.
Pros: Includes an extensive list of features. Conditional logic it highly customizable. A variety of spam protection options. One-time license with cheap extended support.
Cons: A free trial or demo version would be helpful. Lacks simplistic tutorials for new users. No multi-site, reseller, or developer licenses.