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/slack-alternatives
A messaging app for teams who see through the Earth!
Boris Pfeiffer
CEO, Ridddle.com I founded Riddle.com in 2014.
Product on focus
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/riddle-alternativesMake & embed royalty-free viral quizzes, lists and polls.
CEO, Ridddle.com I founded Riddle.com in 2014.
Make & embed royalty-free viral quizzes, lists and polls.
A messaging app for teams who see through the Earth!
