How to remove your Livemocha account
You should contact them for full removal: https://callisto.zendesk.com/tickets/new
As some users pointed out, the next steps lead to deactivation, if you wish to do so: log in to your account. Then, go to https://www.livemocha.com/profiles/account – Click “cancel account” and follow the instructions to confirm.
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for Livemocha using a third-party login such as Facebook or Twitter, you probably want to revoke all access from Livemocha. Click here to find out how.