Completely free with no ads, no micro-transactions, and no waiting for energy to recharge. Just 21 is a premium app so you can keep playing without interruption.

FEATURES:

  • Free
  • Zero in-app purchases
  • Ad-free
  • Lots of fun stats

Thank you for your support! Let us know what you think:

DOWNLOAD:

We apologise, this game is no longer available for download.