Can't log-in to Highlighter account

I see an error page when trying to log-in to my Highlighter account
Sorry to hear you are experiencing trouble! Please go to app.letshighlight.com and Select "Already Have an Account" (you do not need an invite cod...
Tue, 25 Jan, 2022 at 11:56 PM
I forgot my invite code. I can't log-in to my account
You do not need an invite code to log-in to your existing Highlighter account. Please follow these steps to log-in:  1. Go to app.letshighlight.com. Und...
Wed, 26 Jan, 2022 at 12:08 AM