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Who can participate?
Is it free to use the app?
Do I have to pay anything to be able to participate?
Can I sign up with several accounts to have a higher chance to win?
About the app
Is the app using my mobile data?
How do I turn off push notifications for Jagger?
How can I participate in more surveys?
How long will it take before I get a survey?
How can I delete my account and data?