Hello @sgumby,
Please know that at ShareThis, user feedback is a top priority, as such we’ve listened to your requests and are happy to share that with our newest update, we have removed the need for registration on the ShareThis plugin. Now you can install the plugin and start using the ShareThis tools right away!
That said, we hope you give our share buttons a shot and we’re here to help if you need anything else.
Kind regards,
ShareThis Support.