If you have previously downloaded Wonster Words and made purchases, then have to re-install Wonster Words. You can restore your previous purchases for free by following these instructions:
Once the restore is completed, you can download the words again. If you are having trouble successfully restoring past purchases, please check the list of common restore issues. If you continue to have issues, please contact us at firstname.lastname@example.org. In the email, tell us which app you are restoring, what device the original purchase was made on, and what device you are restoring onto. Thanks!