SurveyCTO - Collect data you can trust Offline or online, in the field, on the street, or in the lab.
Kahoot! - Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.
CommCare - The digital platform for impactful frontline work everywhere
Sli.do - Slido is the ultimate Q&A and polling platform for live and virtual meetings and events. It offers interactive Q&A, live polls and insights about your audience.
DHIS2 - Manage aggregate data with a flexible data model which has been field-tested for more than 15 years.
Mentimeter - a web-based polling tool for workshops, conferences & events