You can contact - (if you did not setup a password)-

Check sms - 

via sms msg - go to i aready have an account to enter user name

Playkids! Use username to login. Visit to login and start playing.

You can goto recovery link 

or try restarting and following the steps.  (restart app)

if you did not see the above image ( try clearing storage cache/memory and restarting ) 

 open app, click login button, enter email 

you might also try below on some phones - click i have an account

then click on playphone button to login


enter the sign up email