Yes, we do offer webmail access on all our servers for free.
We use SmarterMail on Wiindows Server. You can access mails at http://mail.yourdomain.com .
On Linux Server, you can access webmail at http://www.yourdomain.com/webmail/
Kindly replace yourdomain.com with your real domain that you host with us.
Please note that your full email address is the username.