Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
ProtonMail - Secure email with absolutely no compromises. Get your free encrypted email account today.
Google Forms - Simple web forms from Google.
Riseup - Riseup provides online communication tools for people and groups working on liberatory social change. We are a project to create democratic alternatives and practice self-determination by controlling our own secure means of communications.
Qualtrics - Qualtrics is the most trusted research platform, helping brands make crucial business decisions. From surveys to insights to action.
Posteo - Web- and IMAP-based email service. 2GB cost 1€/month.