If you'd like to help make Jooki better and are happy to get early updates and give us feedback then we'd love to have you on board.
1) Turn your Jooki on
2) Go here http://my.jooki.rocks/ui/device
3) Click the 'become a beta-tester'
4) Fill in the form.
Disclaimer: We do our best, but early updates may contain bugs. You can always leave the program by mailing firstname.lastname@example.org