SurveyCircle - SurveyCircle is the world’s largest community for mutual support in online research – helping students, PhD candidates, researchers, founders, and startups to find survey participants for research studies and market research surveys.

OMR Software - OMR stands for Optical Mark Recognisation or Optical Mark Reader.

SurveySwap - Find survey participants for free. help each other by taking each other's surveys.

FormReturn - Open source optical mark recognition (OMR) software for creating, tagging and reading bubble sheet forms. For Windows, Mac & Linux. - GitHub - rquast/formreturn: Open source optical mark recogn...

Pollfish - Pollfish's mobile survey platform provides today's professionals with deep insights from real consumers leading to better business decisions. Create your first survey in minutes.

queXF - queXF, a CADE (Computer Assisted Data Entry) Tool, processes filled paper forms that were created in queXML, such as survey questionnaires.