Makerble has two options for allowing the respondents of a survey to remain anonymous:
Anonymous mode - whereby anyone with the link can complete the survey (described on this page)
Anonymised unique survey links sent to contacts (to use this option, follow these separate steps instead)
Steps to send a survey in Anonymous Mode
Go to the Survey Campaign page
Select the toggle to enable anonymous completion of surveys
The Disabled button changes to say Share link
Click the Share Link button
A public link is generated. Share this link to invite anyone to complete the survey
More information
Video about surveys and Anonymous Completions of surveys: https://www.loom.com/share/59de26258ae84585ba077cc05a646760
Examples
These are survey campaigns that anyone can complete anonymously. links without being signed in and experience the survey completion process on Makerble: